Joachim Böcker
Leistungselektronik und Elektrische Antriebstechnik (LEA)
boecker@lea.uni-paderborn.deID
314 Publications
2024 | Conference Paper | LibreCat-ID: 54353
T. Piepenbrock, L. Keuck, S. Schachten, J. Böcker, and F. Schafmeister, “Study on Sample Geometries for Ferrite Characterisation in the MHz-Range,” Nuremberg.
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2024 | Journal Article | LibreCat-ID: 53309
L. Hölsch et al., “Insights and Challenges of Co-Simulation-Based Optimal Pulse Pattern Evaluation for Electric Drives,” IEEE Transactions on Energy Conversion, pp. 1–12, 2024, doi: 10.1109/tec.2024.3374962.
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2024 | Conference Paper | LibreCat-ID: 54357
T. Piepenbrock, F. Schafmeister, and J. Böcker, “FEM Modelling of Dimensional-Resonant Inductors for LLC Converters in MHz Range,” presented at the 27th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Ischia, near Naples, Italy, doi: 10.1109/SPEEDAM61530.2024.10609111.
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2024 | Conference Paper | LibreCat-ID: 54356
R. Unruh, J. Böcker, and F. Schafmeister, “Experimentally Verified 22 kW, 40 kHz LLC Resonant Converter Design with new Control for a 1 MW Cascaded H-Bridge Converter,” presented at the ECCE Europe 2024, Darmstadt, Germany, doi: https://doi.org/10.1109/ECCEEurope62508.2024.10751954.
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2023 | Journal Article | LibreCat-ID: 48059
F. Winkel, O. Wallscheid, P. Scholz, and J. Böcker, “Pseudo-Labeling Machine Learning Algorithm for Predictive Maintenance of Relays,” IEEE Open Journal of the Industrial Electronics Society, pp. 1–14, 2023, doi: 10.1109/ojies.2023.3323870.
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2023 | Journal Article | LibreCat-ID: 48058
F. Winkel, J. Deuse-Kleinsteuber, and J. Böcker, “Run-to-Failure Relay Dataset for Predictive Maintenance Research With Machine Learning,” IEEE Transactions on Reliability, pp. 1–14, 2023, doi: 10.1109/tr.2023.3255786.
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2023 | Conference Paper | LibreCat-ID: 48352
R. Unruh, J. Böcker, and F. Schafmeister, “An Optimized Third-Harmonic Injection Reduces DC-Link Voltage Ripple in Cascaded H-Bridge Converters up to 50% for all Power Factors,” presented at the 2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe), Aalborg, Denmark, 2023, doi: 10.23919/epe23ecceeurope58414.2023.10264313.
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2023 | Conference Paper | LibreCat-ID: 48093
M. Pena, M. Meyer, O. Wallscheid, and J. Böcker, “Fade-Over Strategy for use of Model Predictive Direct Self-Control with Field-Oriented Control,” presented at the 2023 IEEE International Electric Machines and Drives Conference (IEMDC), San Francisco, 2023, doi: 10.1109/iemdc55163.2023.10239056.
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2023 | Journal Article | LibreCat-ID: 48092
M. Pena, M. Meyer, O. Wallscheid, and J. Böcker, “Model Predictive Direct Self-Control for Six-Step Operation of Permanent-Magnet Synchronous Machines,” IEEE Transactions on Power Electronics, vol. 38, no. 10, pp. 12416–12429, 2023, doi: 10.1109/tpel.2023.3286713.
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2023 | Conference Paper | LibreCat-ID: 53310
E. G. Gedlu, O. Wallscheid, J. Böcker, and O. Nelles, “Online system identification and excitation for thermal monitoring of electric machines using machine learning and model predictive control,” 2023, doi: 10.1109/sdemped54949.2023.10271427.
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2023 | Journal Article | LibreCat-ID: 53543
F. Winkel, P. Scholz, O. Wallscheid, and J. Böcker, “Reducing Contact Bouncing of a Relay by Optimizing the Switch Signal During Run-Time,” IEEE Transactions on Automation Science and Engineering, pp. 1–11, 2023, doi: 10.1109/tase.2023.3322762.
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2023 | Conference Paper | LibreCat-ID: 54352
D. Urbaneck, J. Böcker, and F. Schafmeister, “Advanced Synchronous Rectification for an IGBT-Based ZCS LLC Converter with High Output Currents for a 2 kW Automotive DC-DC Stage,” Nuremberg, 2023.
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2023 | Journal Article | LibreCat-ID: 43456
A. Brosch, O. Wallscheid, and J. Böcker, “Time-Optimal Model Predictive Control of Permanent Magnet Synchronous Motors Considering Current and Torque Constraints,” IEEE Transactions on Power Electronics, pp. 1–14, 2023, doi: 10.1109/tpel.2023.3265705.
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2023 | Journal Article | LibreCat-ID: 46147
A. Brosch, F. Tinazzi, O. Wallscheid, M. Zigliotto, and J. Böcker, “Finite Set Sensorless Control With Minimum a Priori Knowledge and Tuning Effort for Interior Permanent Magnet Synchronous Motors,” IEEE Transactions on Power Electronics, 2023, doi: 10.1109/tpel.2023.3294557.
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2022 | Conference Paper | LibreCat-ID: 30349
N. Förster, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source Transistor Database and Toolbox as an Unified Software Engineering Tool for Managing and Evaluating Power Transistors,” presented at the 37th IEEE Applied Power Electronics Conference (APEC 22), Houston, TX, USA.
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2022 | Conference Paper | LibreCat-ID: 30350
L. Keuck, F. Schafmeister, and J. Böcker, “Robust Hysteresis Control for LLC Resonant Converters Using a Fully Isolated Measurement Scheme,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 22), Nuremberg, Germany.
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2022 | Journal Article | LibreCat-ID: 34533
A. Brosch, O. Wallscheid, and J. Böcker, “Model Predictive Torque Control for Permanent Magnet Synchronous Motors Using a Stator-Fixed Harmonic Flux Reference Generator in the Entire Modulation Range,” IEEE Transactions on Power Electronics, 2022, doi: 10.1109/tpel.2022.3229619.
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2022 | Conference Paper | LibreCat-ID: 32796
J. Böcker, “Concept Study of an LLC Converter with Magnetically Resonant Inductor,” presented at the SPEEDAM, Sorrento, Italy, 2022, doi: 10.1109/speedam53979.2022.9842047.
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2022 | Journal Article | LibreCat-ID: 33459
A. Brosch, O. Wallscheid, and J. Böcker, “Long-Term Memory Recursive Least Squares Online Identification of Highly Utilized Permanent Magnet Synchronous Motors for Finite-Control-Set Model Predictive Control,” IEEE Transactions on Power Electronics, 2022, doi: 10.1109/tpel.2022.3206598.
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2022 | Conference Paper | LibreCat-ID: 34176
R. Unruh, F. Schafmeister, and J. Böcker, “Zero-Sequence Voltage Reduces DC-Link Capacitor Demand in Cascaded H-Bridge Converters for Large-Scale Electrolyzers by 40%,” presented at the 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hanover, Germany, 2022.
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2022 | Conference Paper | LibreCat-ID: 35126
N. Förster et al., “An Open-Source FEM Magnetic Toolbox for Calculating Electric and Thermal Behavior of Power Electronic Magnetic Components,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), 2022, p. P.1-P.9.
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2022 | Conference Paper | LibreCat-ID: 33489
J. Lange, D. Schmies, K. S. C. Stille, J. Böcker, and O. Wallscheid, “Experimental Comparison of FPGA-Implemented Model Predictive Voltage Control to Cascaded Proportional Resonant Control for a Three-Phase Four-Wire Three-Level Grid-Forming Inverter of 250 kVA,” presented at the EPE’22 ECCE Europe, Hannover, 2022.
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2022 | Conference Paper | LibreCat-ID: 34299
M. Stender, M. Becker, O. Wallscheid, and J. Böcker, “Adaptive Operating Strategy for Induction Motors Under Changing Electrical-Thermal Conditions,” presented at the 48th Annual Conference of the Industrial Electronics Society IECON 2022 Conference, Brüssel, 2022, doi: 10.1109/IECON49645.2022.9968695.
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2022 | Conference Paper | LibreCat-ID: 35125
N. Förster, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source Transistor Database and Toolbox as a Unified Software Engineering Tool for Managing and Evaluating Power Transistors,” 2022, doi: 10.1109/apec43599.2022.9773701.
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2022 | Conference Paper | LibreCat-ID: 35127
N. Förster, T. Piepenbrock, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source FEM Magnetics Toolbox for Power Electronic Magnetic Components,” in PCIM Europe 2022; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2022, pp. 1–10, doi: 10.30420/565822103.
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2022 | Journal Article | LibreCat-ID: 34065
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Thermal neural networks: Lumped-parameter thermal modeling with state-space machine learning,” Engineering Applications of Artificial Intelligence, vol. 117, Art. no. 105537, 2022, doi: 10.1016/j.engappai.2022.105537.
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2022 | Conference Paper | LibreCat-ID: 32859
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Learning Thermal Properties and Temperature Models of Electric Motors with Neural Ordinary Differential Equations,” 2022, doi: 10.23919/ipec-himeji2022-ecce53331.2022.9807209.
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2022 | Journal Article | LibreCat-ID: 44163
P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “LLC Resonant Converter Modulations for Reduced Junction Temperatures in Half-Bridge Mode and Transformer Flux in the On-the-Fly Morphing Thereto,” IEEE Transactions on Power Electronics, vol. 37, no. 11, pp. 13413–13427, 2022, doi: 10.1109/tpel.2022.3180758.
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2022 | Conference Paper | LibreCat-ID: 42894
W. Kirchgässner, D. Wöckinger, O. Wallscheid, G. Bramerdorfer, and J. Böcker, “Application of Thermal Neural Networks on a Small-Scale Electric Motor,” in IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
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2022 | Conference Paper | LibreCat-ID: 44164
P. Rehlaender, B. Korthauer, F. Schafmeister, and J. Böcker, “Experimental Demonstration of a 2.2kW Active-Clamp Converter for High-Current Wide-Voltage-Transfer Ratio Applications,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hannover, Germany, 2022, p. P.1-P.11.
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2022 | Conference Paper | LibreCat-ID: 44161
P. Rehlaender, F. Schafmeister, and J. Böcker, “Phase-Shift Modulation for Flying-Capacitor DC-DC Converters,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hannover, Germany, 2022, pp. 1–9.
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2022 | Journal Article | LibreCat-ID: 31085
A. Brosch, J. Rauhaus, O. Wallscheid, J. Böcker, and D. Zimmer, “Data-Driven Adaptive Torque Oscillation Compensation for Multi-Motor Drive Systems,” IEEE Open Journal of Industry Applications, 2022, doi: 10.1109/ojia.2022.3171333.
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2021 | Book | LibreCat-ID: 29876
D. Schröder and J. Böcker, Elektrische Antriebe – Regelung von Antriebssystemen, 5th ed. Springer Nature, 2021.
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2021 | Conference Paper | LibreCat-ID: 29849
B. Strothmann, F. Schafmeister, and J. Böcker, “Common-Mode-Free Bidirectional Three-Phase PFC-Rectifier for Non-Isolated EV Charger,” 2021, doi: 10.1109/apec42165.2021.9487462.
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2021 | Journal Article | LibreCat-ID: 29657
A. Brosch, O. Wallscheid, and J. Böcker, “Model Predictive Control of Permanent Magnet Synchronous Motors in the Overmodulation Region Including Six-Step Operation,” IEEE Open Journal of Industry Applications, vol. 2, pp. 47–63, 2021, doi: 10.1109/OJIA.2021.3066105.
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2021 | Conference Paper | LibreCat-ID: 29663
E. G. Gedlu, O. Wallscheid, and J. Böcker, “Temperature estimation of electric machines using a hybrid model of feed-forward neural and low-order lumped-parameter thermal networks,” in 2021 IEEE International Electric Machines & Drives Conference (IEMDC), 2021, pp. 1–8, doi: 10.1109/IEMDC47953.2021.9449548.
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2021 | Journal Article | LibreCat-ID: 29892
P. Rehlaender, F. Schafmeister, and J. Böcker, “Interleaved Single-Stage LLC Converter Design Utilizing Half- and Full-Bridge Configurations for Wide Voltage Transfer Ratio Applications,” IEEE Transactions on Power Electronics, vol. 36, no. 9, pp. 10065–10080, 2021, doi: 10.1109/tpel.2021.3067843.
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2021 | Conference Paper | LibreCat-ID: 29895
B. Korthauer, P. Rehlaender, F. Schafmeister, and J. Böcker, “Design and Analysis of a Regenerative Snubber for a 2.2 kW Active-Clamp Forward Converter with Low-Voltage Output,” 2021, doi: 10.1109/apec42165.2021.9487130.
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2021 | Conference Paper | LibreCat-ID: 29850
B. Strothmann, G. Book, F. Schafmeister, and J. Böcker, “Single-Phase Operation of Common-Mode-Free Bidirectional Three-Phase PFC-Rectifier for Non-Isolated EV Charger with Minimized DC-Link,” in PCIM Europe digital days 2021; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2021, pp. 1–8.
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2021 | Conference Paper | LibreCat-ID: 29871
D. Urbaneck, P. Rehlaender, J. Böcker, and F. Schafmeister, “LLC Converter in Capacitive Operation Utilizing ZCS for IGBTs – Theory, Concept and Verification of a 2 kW DC-DC Converter for EVs,” presented at the Applied Power Electronics Conference (APEC), Arizona, 2021.
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2021 | Journal Article | LibreCat-ID: 30030
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Control for Induction Motors by Utilizing a Globally Optimized Flux Observer,” IEEE Transactions on Power Electronics, vol. 36, no. 11, pp. 13261–13274, 2021, doi: 10.1109/tpel.2021.3080129.
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2021 | Conference Paper | LibreCat-ID: 30031
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Estimation for Induction Motors by Utilizing a Hybrid Machine Learning Approach,” 2021, doi: 10.1109/pemc48073.2021.9432615.
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2021 | Conference Paper | LibreCat-ID: 30029
M. Stender, O. Wallscheid, and J. Böcker, “Combined Electrical-Thermal Gray-Box Model and Parameter Identification of an Induction Motor,” 2021, doi: 10.1109/iecon48115.2021.9589225.
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2021 | Conference Paper | LibreCat-ID: 30032
M. Stender, O. Wallscheid, and J. Böcker, “Gray-Box Loss Model for Induction Motor Drives,” 2021, doi: 10.1109/pemc48073.2021.9432491.
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2021 | Conference Paper | LibreCat-ID: 29665
S. Hanke, O. Wallscheid, and J. Böcker, “Comparison of Artificial Neural Network and Least Squares Prediction Models for Finite-Control-Set Model Predictive Control of a Permanent Magnet Synchronous Motor,” 2021, doi: 10.1049%2Ficp.2021.1122.
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2021 | Journal Article | LibreCat-ID: 21251
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning: A Benchmark,” IEEE Transactions on Energy Conversion, vol. 36, no. 3, pp. 2059–2067, 2021, doi: 10.1109/tec.2021.3052546.
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2021 | Journal Article | LibreCat-ID: 21557
A. Brosch, O. Wallscheid, and J. Böcker, “Torque and Inductances Estimation for Finite Model Predictive Control of Highly Utilized Permanent Magnet Synchronous Motors,” IEEE Transactions on Industrial Informatics, 2021, doi: 10.1109/tii.2021.3060469.
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2021 | Conference Paper | LibreCat-ID: 30340
M. Hagemeyer, P. Wallmeier, F. Schafmeister, and J. Böcker, “Comparison of unidirectional Three- and Four-Wire based Boost PFC-Rectifier Topologies for Non-Isolated Three-Phase EV On-Board Chargers under Common-Mode Aspects,” in Proc. 36th IEEE Applied Power Electronics Conference (APEC), Phoenix, AZ, USA, 2021, pp. 569–576.
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2021 | Conference Paper | LibreCat-ID: 29938
R. Unruh, J. Lange, F. Schafmeister, and J. Böcker, “Adaptive Zero-Sequence Voltage Injection for Modular Solid-State Transformer to Compensate for Asymmetrical Fault Conditions,” presented at the 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), Ghent, Belgium, 2021, doi: https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542.
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2021 | Conference Paper | LibreCat-ID: 29893
P. Rehlaender, R. Unruh, F. Schafmeister, and J. Böcker, “Alternating Asymmetrical Phase-Shift Modulation for Full-Bridge Converters with Balanced Switching Losses to Reduce Thermal Imbalances,” presented at the 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), Phoenix, AZ, USA, 2021, doi: 10.1109/apec42165.2021.9487104.
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2021 | Conference Paper | LibreCat-ID: 22218
S. Krauter et al., “Projekt Art-D Grids: Nachhaltige und stabile Microgrids in Afrika - eine Plattform für Forschung und Lehre für die Entwicklung,” in Tagungsband des 36. PV-Symposiums, 18.-26 Mai 2021, Staffelstein / online, 2021, pp. 305–309.
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2021 | Conference Paper | LibreCat-ID: 29899
P. Rehlaender, R. Unruh, L. Hankeln, F. Schafmeister, and J. Böcker, “Frequency-Doubler Modulation for Reduced Junction Temperatures for LLC Resonant Converters Operated in Half-Bridge Configuration,” presented at the 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), Ghent, Belgium, 2021, doi: 10.23919/EPE21ECCEEurope50061.2021.9570674.
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2021 | Preprint | LibreCat-ID: 29655
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Thermal Neural Networks: Lumped-Parameter Thermal Modeling With State-Space Machine Learning,” arXiv preprint arXiv:2103.16323. 2021.
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2020 | Conference Paper | LibreCat-ID: 29884
J. Böcker, “Analysis of the Magnetic Skin Effekt in Motors and Inductors,” presented at the SPEEDAM, 2020, doi: 10.1109/speedam48782.2020.9161895.
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2020 | Journal Article | LibreCat-ID: 21250
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Estimating Electric Motor Temperatures with Deep Residual Machine Learning,” IEEE Transactions on Power Electronics, vol. 36, no. 7, pp. 7480–7488, 2020, doi: 10.1109/tpel.2020.3045596.
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2020 | Conference Paper | LibreCat-ID: 29939
R. Unruh, F. Schafmeister, and J. Böcker, “Evaluation of MMCs for High-Power Low-Voltage DC-Applications in Combination with the Module LLC-Design,” presented at the 22nd European Conference on Power Electronics and Applications (EPE’20 ECCE Europe), Lyon, France, 2020, doi: 10.23919/epe20ecceeurope43536.2020.9215687.
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2020 | Conference Paper | LibreCat-ID: 29894
P. Rehlaender, S. Tikhonov, F. Schafmeister, and J. Böcker, “Dual Interleaved 3.6 kW LLC Converter Operating in Half-Bridge, Full-Bridge and Phase-Shift Mode as a Single-Stage Architecture of an Automotive On-Board DC-DC Converter,” 2020, doi: 10.23919/epe20ecceeurope43536.2020.9215736.
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2020 | Journal Article | LibreCat-ID: 21558
A. Brosch, S. Hanke, O. Wallscheid, and J. Böcker, “Data-Driven Recursive Least Squares Estimation for Model Predictive Current Control of Permanent Magnet Synchronous Motors,” IEEE Transactions on Power Electronics, pp. 2179–2190, 2020, doi: 10.1109/tpel.2020.3006779.
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2020 | Conference Paper | LibreCat-ID: 29956
K. S. C. Stille, D. Weber, J. Lange, T. Vogt, O. Wallscheid, and J. Böcker, “Emulation of Microgrids for Research and Validation of Control and Operation Strategies,” presented at the SPEEDAM, Sorrent, Italy, 2020, doi: 10.1109/speedam48782.2020.9161971.
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2020 | Conference Paper | LibreCat-ID: 29896
P. Rehlaender, T. Grote, S. Tikhonov, S. Mario, F. Schafmeister, and J. Böcker, “A 3,6 kW Single-Stage LLC Converter Operating in Half-Bridge, Full-Bridge and Phase-Shift Mode for Automotive Onboard DC-DC Conversion,” presented at the Power Conversion and Intelligent Motion (PCIM), Nürnberg, 2020.
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2020 | Conference Paper | LibreCat-ID: 29898
T. Rüschenbaum, P. Rehlaender, P. Ha, T. Grote, F. Schafmeister, and J. Böcker, “Two-Stage Automotive DC-DC Converter Design with Wide Voltage-Transfer Range Utilizing Asymmetric LLC Operation,” presented at the PCIM Europe digital days 2020, 2020.
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2020 | Conference Paper | LibreCat-ID: 29874
D. Urbaneck, P. Rehlaender, F. Schafmeister, and J. Böcker, “LLC Converter Design in Capacitive Operation utilizes ZCS for IGBTs – a Concept Study for a 2.2 kW Automotive DC-DC Stage,” presented at the Power Conversion and Intelligent Motion (PCIM), Nürnberg, 2020.
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2020 | Journal Article | LibreCat-ID: 30033
M. Stender, O. Wallscheid, and J. Böcker, “Comparison of Gray-Box and Black-Box Two-Level Three-Phase Inverter Models for Electrical Drives,” IEEE Transactions on Industrial Electronics, vol. 68, no. 9, pp. 8646–8656, 2020, doi: 10.1109/tie.2020.3018060.
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2020 | Conference Paper | LibreCat-ID: 30036
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Estimation for Induction Motors by Utilizing Globally Optimized Flux Observers,” 2020, doi: 10.1109/speedam48782.2020.9161955.
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2020 | Conference Paper | LibreCat-ID: 29641
E. G. Gedlu, O. Wallscheid, and J. Böcker, “Permanent magnet synchronous machine temperature estimation using low-order lumped-parameter thermal network with extended iron loss model,” in The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), 2020, vol. 2020, pp. 937–942.
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2020 | Conference Paper | LibreCat-ID: 30339
M. E. Ahmmad, F. Schafmeister, and J. Böcker, “Practical Implementation and Verification of Simple-to-Implement Digital Current Observer for Half-Bridge Topologies,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 20 digital days), Nuremberg, Germany, 2020.
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2020 | Journal Article | LibreCat-ID: 29642
S. Hanke, O. Wallscheid, and J. Böcker, “Data Set Description: Identifying the Physics Behind an Electric Motor–Data-Driven Learning of the Electrical Behavior (Part II),” arXiv preprint arXiv:2003.06268, 2020.
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2020 | Journal Article | LibreCat-ID: 29640
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning,” arXiv preprint arXiv:2001.06246, 2020.
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2020 | Conference Paper | LibreCat-ID: 29940
R. Unruh, F. Schafmeister, N. Fröhleke, and J. Böcker, “1-MW Full-Bridge MMC for High-Current Low-Voltage (100V-400V) DC-Applications,” presented at the PCIM Europe digital days 2020, Germany, 2020.
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2020 | Conference Paper | LibreCat-ID: 30001
B. Strothmann, T. Piepenbrock, F. Schafmeister, and J. Böcker, “Heat dissipation strategies for silicon carbide power SMDs and their use in different applications,” in PCIM Europe digital days 2020; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2020, pp. 1–7.
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2020 | Conference Paper | LibreCat-ID: 29880
R. Unruh, F. Schafmeister, and J. Böcker, “11kW, 70kHz LLC Converter Design with Adaptive Input Voltage for 98% Efficiency in an MMC,” 2020, doi: 10.1109/compel49091.2020.9265771.
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2019 | Conference Paper | LibreCat-ID: 29885
M. T. Joy and J. Böcker, “Speed Estimation in Induction Machines at all Speed Ranges Using Sensing Windings,” presented at the IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Chennai, India, 2019, doi: 10.1109/pedes.2018.8707494.
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2019 | Conference Paper | LibreCat-ID: 21247
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Empirical Evaluation of Exponentially Weighted Moving Averages for Simple Linear Thermal Modeling of Permanent Magnet Synchronous Machines,” 2019, doi: 10.1109/isie.2019.8781195.
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2019 | Conference Paper | LibreCat-ID: 21249
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Deep Residual Convolutional and Recurrent Neural Networks for Temperature Estimation in Permanent Magnet Synchronous Motors,” 2019, doi: 10.1109/iemdc.2019.8785109.
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2019 | Conference Paper | LibreCat-ID: 29999
B. Strothmann, F. Schafmeister, and J. Böcker, “Common Mode Analysis of Non-Isolated Three-Phase EV-Charger for Bi-Directional Vehicle-to-Grid Operation,” in PCIM Europe 2019; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2019, pp. 1–7.
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2019 | Conference Paper | LibreCat-ID: 30002
B. Strothmann, F. Schafmeister, and J. Böcker, “Pareto Design and Switching Frequencies for SiC MOSFETs Applied in an 11 kW Buck Converter for EV-Charging,” 2019, doi: 10.1109/apec.2019.8721850.
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| DOI
2019 | Conference Paper | LibreCat-ID: 16442
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Analytical Modeling and Design of an Active Clamp Forward Converter Applied as a Single-Stage On-Board DC-DC Converter for EVs,” presented at the PCIM Europe 2019, Nürnberg, 2019.
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2019 | Conference Paper | LibreCat-ID: 29942
R. Unruh, F. Schafmeister, N. Fröhleke, and J. Böcker, “MMC-Topology for High-Current and Low-Voltage Applications with Minimal Number of Submodules, Reduced Switching and Capacitor Losses,” presented at the PCIM Europe 2019, Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30035
M. Stender, O. Wallscheid, and J. Böcker, “Development of a Black-Box Two-Level IGBT Three-Phase Inverter Compensation Scheme for Electrical Drives,” 2019, doi: 10.1109/isie.2019.8781543.
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| DOI
2019 | Conference Paper | LibreCat-ID: 29636
S. Hanke, S. Peitz, O. Wallscheid, J. Böcker, and M. Dellnitz, “Finite-control-set model predictive control for a permanent magnet synchronous motor application with online least squares system identification,” in 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2019, pp. 1–6.
LibreCat
2019 | Conference Paper | LibreCat-ID: 29634
O. Wallscheid, M. S. Shafiq, and J. Böcker, “Stator flux-based field-oriented position-sensorless control of permanent magnet synchronous motors with limited parameter knowledge,” in 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019, pp. 402–407.
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2019 | Conference Paper | LibreCat-ID: 29633
O. Wallscheid, E. F. B. Ngoumtsa, and J. Böcker, “Hierarchical model predictive speed and current control of an induction machine drive with moving-horizon load torque estimator,” in 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2188–2195.
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2019 | Conference Paper | LibreCat-ID: 29637
S. Hanke, O. Wallscheid, and J. Böcker, “Continuous-control-set model predictive control with integrated modulator in permanent magnet synchronous motor applications,” in 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2210–2216.
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2019 | Journal Article | LibreCat-ID: 29629
D. E. E. Gaona, O. Wallscheid, and J. Böcker, “Improved Fusion of Permanent Magnet Temperature Estimation Techniques for Synchronous Motors Using a Kalman Filter,” IEEE Transactions on Industrial Electronics, 2019.
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2019 | Conference Paper | LibreCat-ID: 30334
L. Keuck, F. Schafmeister, and J. Böcker, “Computer-Aided Design and Optimization of an Integrated Transformer with Distributed Air Gap and Leakage Path for an LLC Resonant Converter,” in Proc. 34th IEEE Applied Power Electronics Conference (APEC), Anaheim, CA, USA, 2019, pp. 1415–1422.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30335
L. Keuck, F. Schafmeister, J. Böcker, H. Jungwirth, and M. Schmidhuber, “Computer-Aided Design and Optimization of an Integrated Transformer with Distributed Air Gap and Leakage Path for LLC Resonant Converter,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30337
M. E. Ahmad, F. Schafmeister, and J. Böcker, “Novel Current Measurement Concept for Half Bridge Topologies based on simple-to-implement Digital Current Observer,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30336
S. Bolte, F. Schafmeister, and J. Böcker, “LCC Resonant Converter for Piezoelectric Transducers with Phase Shift Control,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30338
S. Bolte, F. Schafmeister, and J. Böcker, “Bidirectional Resonant Converter with Integrated Magnetics for On-Board Chargers,” in Proc. IEEE International Symposium on Industrial Electronics (ISIE), Vancouver, Canada, 2019, pp. 770–774.
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2019 | Conference Paper | LibreCat-ID: 30344
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Interleaved Active Clamp Forward Converters as Single Stage On-Board DC-DC Converters for EVs – an Accurate Model and Design Considerations,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30346
P. Rehlaender et al., “A PCB-Integrated Winding Using a Litz Structure for a Wireless Charging Coil,” in Proc. 21st European Conference on Power Electronics and Applications (EPE-ECCE Europe), Genova, Italy, 2019, pp. 1–9.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30345
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Analytical Topology Comparison for a Single-Stage On-Board EV-Battery Converter,” in Proc. IEEE International Symposium on Industrial Electronics (ISIE), Vancouver, Canada, 2019, pp. 2477–2482.
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2018 | Conference Paper | LibreCat-ID: 29888
O. Buchholz and J. Böcker, “Online-Identification of the Machine Parameters of an Induction Motor Drive,” presented at the International Symposium on Industrial Electronics (ISIE), Cairns, QLD, Australia, 2018, doi: 10.1109/isie.2018.8433852.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29912
O. Buchholz and J. Böcker, “Gopinath-observer for flux estimation of an induction machine drive system,” presented at the 2017 IEEE Southern Power Electronics Conference (SPEC), Puerto Varas, Chile, 2018, doi: 10.1109/spec.2017.8333614.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29911
T. Vogt, J. Badeda, J. Böcker, and D. U. Sauer, “Consideration on primary control reserve provision by industrial microgrids in grid-coupled operation,” Honolulu, HI, USA , 2018, doi: 10.1109/peds.2017.8289189.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29905
M. T. Joy and J. Böcker, “Sensorless Control of Induction Motor Drives Using Additional Windings on the Stator,” presented at the International Symposium on Sensorless Control for Electrical Drives (SLED), Helsinki, Finland , 2018, doi: 10.1109/sled.2018.8486038.
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| DOI
2018 | Conference Paper | LibreCat-ID: 29908
S. Bolte, N. Fröhleke, and J. Böcker, “GaN Buck Converter in CCM with Optimized High Frequency Inductors,” in PCIM Europe 2018; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2018, pp. 1–6.
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2018 | Conference Paper | LibreCat-ID: 29943
D. Weber, K. S. C. Stille, O. Wallscheid, and J. Böcker, “Energy Management for a Nano-CHP Unit and an Electrical Storage System in a Residential Application,” 2018, doi: 10.1109/speedam.2018.8445296.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29628
O. Wallscheid, M. Schenke, and J. Böcker, “Improving torque and speed estimation accuracy by conjoint parameter identification and unscented Kalman filter design for induction machines,” in 2018 21st International Conference on Electrical Machines and Systems (ICEMS), 2018, pp. 1181–1186.
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2018 | Conference Paper | LibreCat-ID: 29625
O. Wallscheid, M. Schenke, and J. Böcker, “A combined approach to identify induction machine parameters and to design an extended kalman filter for speed and torque estimation,” in 2018 IEEE 18th International Power Electronics and Motion Control Conference (PEMC), 2018, pp. 793–799.
LibreCat
2018 | Conference Paper | LibreCat-ID: 29957
O. Buchholz, J. Böcker, and J. Bonifacio, “Online-Identification of the Induction Machine Parameters Using the Extended Kalman Filter,” presented at the International Conference on Electrical Machines (ICEM), Alexandroupoli, Greece, 2018, doi: 10.1109/icelmach.2018.8506739.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29887
M. T. Joy and J. Böcker, “Speed Estimation in Induction Motors Using Additional Windings,” in 2018 20th European Conference on Power Electronics and Applications (EPE’18 ECCE Europe), Riga, Lettland, 2018, p. P.1-P.10.
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2018 | Conference Paper | LibreCat-ID: 30331
L. Keuck, A. Munir, F. Schafmeister, and J. Böcker, “Adaptive Frequency Control of DC-DC-Converters for Maximum Efficiency Using Artificial Neural Network,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 18), Nuremberg, Germany, 2018.
LibreCat
2018 | Conference Paper | LibreCat-ID: 30332
L. Keuck, N. Jabbar, F. Schafmeister, and J. Böcker, “Switching Loss Characterization of Wide Band-Gap Devices by an Indirect Identification Methodology,” in Proc. 20th European Conference on Power Electronics and Applications (EPE-ECCE Europe), Riga, Latvia, 2018, pp. 1–10.
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2018 | Conference Paper | LibreCat-ID: 30333
M. Hagemeyer, F. Schafmeister, and J. Böcker, “Coupled Inductor Design for Interleaved High-Current DC-DC Converters,” in Proc. International Conference on Electrical Machines and Systems (ICEMS), Jeju, South-Korea, 2018, pp. 2316–2321.
LibreCat
2018 | Journal Article | LibreCat-ID: 29624
S. Hanke, S. Peitz, O. Wallscheid, S. Klus, J. Böcker, and M. Dellnitz, “Koopman Operator-Based Finite-Control-Set Model Predictive Control for Electrical Drives,” arXiv preprint arXiv:1804.00854, 2018.
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2018 | Conference Paper | LibreCat-ID: 30631
M. Hagemeyer, N. Fröhleke, J. Böcker, B. Rödder, L. Aßmann, and B. Völkel, “Design of a flywheel energy storage system for high current pulsating loads,” 2018, doi: 10.1109/peds.2017.8289157.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 30632
T. Vogt, J. Badeda, J. Böcker, and D. U. Sauer, “Consideration on primary control reserve provision by industrial microgrids in grid-coupled operation,” 2018, doi: 10.1109/peds.2017.8289189.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 6523
D. Weber et al., “Lifetime Extension of Photovoltaic Modules by Influencing the Module Temperature Using Phase Change Material,” presented at the World Conference on Photovoltaic Energy Conversion (WCPEC-7), 45th IEEE PVSC, 28th PVSEC, 34th EU PVSEC, Waikoloa Village, Big Island, Hawaii (USA), 2018, doi: 10.1109/PVSC.2018.8548115.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29889
K. Peter, F. Mink, and J. Böcker, “Model-based control structure for high-speed permanent magnet synchronous drives,” presented at the International Electric Machines and Drives Conference (IEMDC), Miami, FL, USA, 2017, doi: 10.1109/iemdc.2017.8002284.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 21248
O. Wallscheid, W. Kirchgässner, and J. Böcker, “Investigation of long short-term memory networks to temperature prediction for permanent magnet synchronous motors,” 2017, doi: 10.1109/ijcnn.2017.7966088.
LibreCat
| DOI
2017 | Journal Article | LibreCat-ID: 29915
S. Bolte, C. Henkenius, J. Böcker, E. Kenig, A. Zibart, and H. Figge, “Wassergekühltes On-Board-Ladegerät mit optimiertem Kühlkanal,” wt Werkstattstechnik online, vol. 107, no. 5, p. 381ff, 2017.
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2017 | Conference Paper | LibreCat-ID: 29914
S. Bolte, C. Henkenius, J. Böcker, A. Zibart, E. Kenig, and H. Figge, “Water-cooled on-board charger with optimized cooling channel,” presented at the European Conference on Power Electronics and Applications (EPE’17 ECCE Europe), Warsaw, Poland , 2017, doi: 10.23919/epe17ecceeurope.2017.8099019.
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| DOI
2017 | Conference Paper | LibreCat-ID: 29916
S. Bolte, L. Keuck, J. K. Afridi, N. Fröhleke, and J. Böcker, “Calorimetric measurements with compensating temperature control,” presented at the International Symposium on Industrial Electronics (ISIE), Edinburgh, UK, 2017, doi: 10.1109/isie.2017.8001320.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29918
M. Ott, A. Gülec, and J. Böcker, “An iterative compensation method for production tolerances in electric drive systems,” presented at the International Electric Machines and Drives Conference (IEMDC), Miami, FL, USA, 2017, doi: 10.1109/iemdc.2017.8002052.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29913
S. Bolte, J. K. Afridi, and J. Böcker, “Winding concepts for high frequency inductors with reduced DC resistance,” presented at the 2017 IEEE International Telecommunications Energy Conference (INTELEC), Broadbeach, QLD, Australia, 2017, doi: 10.1109/intlec.2017.8214182.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29917
S. Bolte, L. Wohlrab, J. K. Afridi, N. Fröhleke, and J. Böcker, “Calorimetric Measurement of Wide Bandgap Semiconductors Switching Losses,” in PCIM Europe 2017; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2017, pp. 1–6.
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2017 | Conference Paper | LibreCat-ID: 29622
D. Gaona, O. Wallscheid, and J. Böcker, “Glocal identification methods for low-order lumped parameter thermal networks used in permanent magnet synchronous motors,” in 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS), 2017, pp. 1–126.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29621
D. Gaona, O. Wallscheid, and J. Böcker, “Sensitivity analysis of a permanent magnet temperature observer for PM synchronous machines using the monte carlo method,” in 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS), 2017, pp. 599–606.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29620
S. Hanke, O. Wallscheid, and J. Böcker, “A direct model predictive torque control approach to meet torque and loss objectives simultaneously in permanent magnet synchronous motor applications,” in 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2017, pp. 101–106.
LibreCat
2017 | Journal Article | LibreCat-ID: 29615
O. Wallscheid, A. Specht, and J. Böcker, “Observing the Permanent Magnet Temperature of Synchronous Motors Based on Electrical Fundamental Wave Model Quantities,” IEEE Transactions on Industrial Electronics, vol. 64, no. 5, pp. 3921–3929, 2017.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29623
D. Gaona, O. Wallscheid, and J. Böcker, “Fusion of a lumped-parameter thermal network and speed-dependent flux observer for PM temperature estimation in synchronous machines,” in 2017 IEEE Southern Power Electronics Conference (SPEC), 2017, pp. 1–6.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29618
O. Wallscheid and J. Böcker, “Fusion of direct and indirect temperature estimation techniques for permanent magnet synchronous motors,” in 2017 IEEE International Electric Machines and Drives Conference (IEMDC), 2017, pp. 1–8.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29619
O. Wallscheid and J. Böcker, “Derating of automotive drive systems using model predictive control,” in 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2017, pp. 31–36.
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2017 | Conference Paper | LibreCat-ID: 29930 | 
M. Ott, A. Beckmann, and J. Böcker, “A Compensation Method for Production Tolerances in Electric Drive Systems Using an Extended Open-Loop Torque Control,” presented at the European Battery, Hybrid and Fuel Cell Electric Vehicle Congress, Geneva, Switzerland, 2017.
LibreCat
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2017 | Conference Paper | LibreCat-ID: 29617
T. Vogt, D. Weber, O. Wallscheid, and J. Böcker, “Prediction of residual power peaks in industrial microgrids using artificial neural networks,” in International Joint Conference on Neural Networks (IJCNN), 2017, pp. 3228–3235.
LibreCat
2017 | Conference Paper | LibreCat-ID: 30619
M. Hagemeyer, N. Fröhleke, D. V. M. M. Krishna, and J. Böcker, “Development of a flywheel energy storage-based welding system,” 2017, doi: 10.1109/spec.2016.7846049.
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| DOI
2016 | Conference Paper | LibreCat-ID: 29941
J. Böcker, “Some reflections on electromagnetic force in matter,” presented at the SPEEDAM, Capri, Italy, 2016, doi: 10.1109/speedam.2016.7525880.
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| DOI
2016 | Conference Paper | LibreCat-ID: 29963
K. S. C. Stille and J. Böcker, “Local demand response and load planning system for intelligent domestic appliances,” 2016, doi: 10.1109/icrera.2015.7418638.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29962
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Integration of home photovoltaic generation into electricity tariff for load optimization,” 2016, doi: 10.1109/sgcf.2016.7492441.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29958
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Local grid load coordination for load-shiftable domestic appliances in a variable-tariff environment,” 2016, doi: 10.1109/epe.2016.7695583.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29960
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Supervisional load optimization for households with intelligent domestic appliances,” 2016, doi: 10.1109/cpe.2016.7544176.
LibreCat
| DOI
2016 | Journal Article | LibreCat-ID: 29613
O. Wallscheid, T. Huber, W. Peters, and J. Böcker, “A Critical Review of Techniques to Determine the Magnet Temperature of Permanent Magnet Synchronous Motors under Real-time Conditions,” EPE Journal, no. 25, pp. 1–10, 2016.
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2016 | Conference Paper | LibreCat-ID: 29612
O. Wallscheid, U. Ammann, and J. Böcker, “Real-time capable model predictive control of permanent magnet synchronous motors using particle swarm optimisation,” in PCIM Europe 2016; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2016, pp. 1–8.
LibreCat
2016 | Conference Paper | LibreCat-ID: 30594
M. Paradkar and J. Böcker, “2D analytical model for estimation of eddy current loss in the magnets of IPM machines considering the reaction field of the induced eddy currents,” 2016, doi: 10.1109/iemdc.2015.7409198.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30598
T. Huber, W. Peters, and J. Böcker, “Voltage controller for flux weakening operation of interior permanent magnet synchronous motor in automotive traction applications,” 2016, doi: 10.1109/iemdc.2015.7409195.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30609
M. Paradkar and J. Böcker, “Analysis of eddy current losses in the stator windings of IPM machines in electric and hybrid electric vehicle applications,” 2016, doi: 10.1049/cp.2016.0320.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30610
K. Peter, J. Böcker, F. Mink, and S. Beineke, “Comparison of quarter-wave with half-wave symmetrical pulse patterns applied in electrical high-speed drives,” 2016, doi: 10.1049/cp.2016.0358.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30611
C. Schulte, K. Peter, J. Böcker, and M. Leuer, “Comparison of Optimized Pulse Patterns with Direct Model Predictive Control Using Co-Simulation,” 2016, doi: 10.1049/cp.2016.0331.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30614
K. Peter, S. Hanke, F. Mink, and J. Böcker, “Inverter loss management for an electrical high-speed drive system,” 2016, doi: 10.1109/epe.2016.7695587.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30616
M. Ott and J. Böcker, “Sensitivity analysis on production tolerances for electric drive systems in automotive application,” 2016, doi: 10.1109/epe.2016.7695392.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30615
M. Leuer, M. Lönneker, and J. Böcker, “Model predictive control strategy for multi-phase thyristor matrix converters — Advantages, problems and solutions,” 2016, doi: 10.1109/epe.2016.7695350.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30617
S. Bolte, N. Fröhleke, and J. Böcker, “Comparison of the performance of gallium nitride (GaN) transistors in a totem-pole power factor controlled (PFC) rectifier,” 2016, doi: 10.1109/intlec.2016.7749113.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30613
T. Vogt, R. Pahl, N. Fröhleke, and J. Böcker, “Determination of storage loss characteristics with reasonable measurement and calculation effort,” 2016, doi: 10.1109/epe.2016.7695689.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30604
M. Leuer, M. Lönneker, and J. Böcker, “Direct Model Predictive Control strategy for multi-phase thyristor matrix converters,” 2016, doi: 10.1109/precede.2015.7395589.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30612
S. Bolte, N. Fröhleke, and J. Böcker, “DC-DC converter design for power distribution systems in electric vehicles using calorimetric loss measurements,” 2016, doi: 10.1109/epe.2016.7695644.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30607
C. Henkenius, N. Fröhleke, J. Böcker, and H. Figge, “Numerical optimization of passive line filter components for suppression of electromagnetic interference (EMI),” 2016, doi: 10.1109/apec.2016.7468073.
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| DOI
2016 | Conference Paper | LibreCat-ID: 30605
S. Bolte, N. Fröhleke, and J. Böcker, “Efficiency optimization for a power factor correction (PFC) rectifier with gallium nitride transistor,” 2016, doi: 10.1109/wipda.2015.7369288.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30618
C. Henkenius, N. Fröhleke, and J. Böcker, “Analysis and design of integrated common and differential mode inductors,” 2016, doi: 10.1109/intlec.2016.7749121.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 29964
K. S. C. Stille, J. Böcker, R. Bettentrup, and I. Kaiser, “Concept for a hierarchical load control for domestic appliances in smart grids,” 2015, doi: 10.1109/icage.2014.7050153.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 29973
K. S. C. Stille, J. Böcker, R. Bettentrup, and I. Kaiser, “Hierarchisches Optimierungskonzept für die Laststeuerung von Haushaltsgeräten,” 2015.
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2015 | Journal Article | LibreCat-ID: 29611
O. Wallscheid and J. Böcker, “Global Identification of a Low-Order Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors,” IEEE Transactions on Energy Conversion, vol. 31, no. 1, pp. 354–365, 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29606
O. Wallscheid, M. Meyer, and J. Böcker, “An open-loop operation strategy for induction motors considering iron losses and saturation effects in automotive applications,” in 2015 IEEE 11th International Conference on Power Electronics and Drive Systems, 2015, pp. 981–985.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29610
O. Wallscheid and J. Böcker, “Design and Identification of a Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors Based on Heat Transfer Theory and Particle Swarm Optimisation,” 2015.
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2015 | Conference Paper | LibreCat-ID: 29607
O. Wallscheid and J. Böcker, “Design and Empirical Identification of a Lumped Parameter Thermal Network for Permanent Magnet Synchronous Motors with Physically Motivated Constraints,” 2015.
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2015 | Conference Paper | LibreCat-ID: 30582
C. Schulte and J. Böcker, “Co-simulation of an interior permanent magnet synchronous motor with segmented rotor structure,” 2015, doi: 10.1109/iecon.2014.7048537.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30592
M. Leuer and J. Böcker, “Switching strategy for Direct Model Predictive Control in power converter and drive applications with high switching frequency,” 2015, doi: 10.1109/icara.2015.7081210.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30602
K. Peter and J. Böcker, “Operating electrical high speed drives with pulse patterns of specific harmonic content,” 2015, doi: 10.1109/ecce.2015.7310076.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30595
M. Leuer and J. Böcker, “Self-optimizing Model Predictive Direct Torque Control for electrical drives,” 2015, doi: 10.1109/isie.2015.7281616.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30603
M. Paradkar and J. Böcker, “3D analytical model for estimation of eddy currentlosses in the magnets of IPM machine considering the reaction field of the induced eddy currents,” 2015, doi: 10.1109/ecce.2015.7310061.
LibreCat
| DOI
2015 | Journal Article | LibreCat-ID: 30601
J. Solanki, N. Fröhleke, J. Böcker, G. Duppe, A. Averberg, and P. Wallmeier, “Voltage-Sequence-Control-Based High-Current Rectifier System,” IEEE Transactions on Industry Applications, vol. 51, no. 5, pp. 3995–4005, 2015, doi: 10.1109/tia.2015.2422772.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30600
S. Bolte, A. Speerschneider, N. Fröhleke, and J. Böcker, “A comparison of on-board chargers for electric vehicles with variable DC-link voltage,” 2015, doi: 10.1109/sege.2015.7324598.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30593
C. Henkenius, N. Fröhleke, J. Böcker, H. Figge, and T. Grote, “DCM detection for on-line adaption of control parameters for totem-pole PFC rectifier,” 2015, doi: 10.1109/icit.2015.7125400.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30599
L. Keuck, N. Fröhleke, J. Böcker, and A. Ziessler, “PFC-control for improved inductor utilization,” 2015, doi: 10.1109/epe.2015.7309373.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30586
T. Vogt, L. Keuck, N. Fröhleke, J. Böcker, and S. Kempen, “Analysis of industrial microgrid power curves based on the theory of stochastic variables for control system development and component sizing,” 2015, doi: 10.1109/icage.2014.7050145.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30583
M. Hagemeyer, J. Solanki, N. Fröhleke, J. Böcker, A. Averberg, and P. Wallmeier, “Comparison of PWM AC chopper topologies,” 2015, doi: 10.1109/iecon.2014.7048673.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30584
M. Leuer and J. Böcker, “Voltage utilization in Model Predictive Control for IPMSM,” 2015, doi: 10.1109/pedes.2014.7042062.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30585
L. Keuck et al., “Neuro control of a PFC rectifier for harmonic reduction at partial loads,” 2015, doi: 10.1109/icage.2014.7050149.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 33012
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Multi-Objective Storage Operating Strategy for Industrial Microgrids,” Seoul, Korea, 2015.
LibreCat
| Files available
2015 | Conference Paper | LibreCat-ID: 33030
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Mehrziel-Speicherbetriebsstrategie für industrielle Microgrids,” presented at the ETG-Fachtagung „Von Smart Grids zu Smart Markets“, Kassel, 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29608
W. Peters, O. Wallscheid, and J. Böcker, “Optimum Efficiency Control of Interior Permanent Magnet Synchronous Motors in Drive Trains of Electric and Hybrid Vehicles,” 2015, doi: 10.1109/EPE.2015.7311680.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 33028
J. Solanki, N. Fröhleke, and J. Böcker, “Implementation of Hybrid Filter for 12-Pulse Thyristor Rectifier Supplying High-Current Variable-Voltage DC Load,” presented at the IEEE Transaction on Industrial Electronics, vol.62, no.8, pp.4691-4701, 2015, doi: 10.1109/TIE.2015.2393833.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 29605
O. Wallscheid, T. Huber, W. Peters, and J. Böcker, “Real-time capable methods to determine the magnet temperature of permanent magnet synchronous motors—A review,” in IECON 2014-40th Annual Conference of the IEEE Industrial Electronics Society, 2014, pp. 811–818.
LibreCat
2014 | Conference Paper | LibreCat-ID: 29602
A. Specht, O. Wallscheid, and J. Böcker, “Determination of rotor temperature for an interior permanent magnet synchronous machine using a precise flux observer,” in 2014 International Power Electronics Conference (IPEC-Hiroshima 2014-ECCE ASIA), 2014, pp. 1501–1507.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30569
W. Peters and J. Böcker, “Discrete-time design of adaptive current controller for interior permanent magnet synchronous motors (IPMSM) with high magnetic saturation,” 2014, doi: 10.1109/iecon.2013.6700225.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30568
O. Buchholz and J. Böcker, “FPGA-based dynamically reconfigurable control of induction motor drives,” 2014, doi: 10.1109/iecon.2013.6699698.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30579
T. Huber, W. Peters, and J. Böcker, “Monitoring critical temperatures in permanent magnet synchronous motors using low-order thermal models,” 2014, doi: 10.1109/ipec.2014.6869785.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30577
M. Leuer and J. Böcker, “Real-time implementation of an online Model Predictive Control for IPMSM using parallel computing on FPGA,” 2014, doi: 10.1109/ipec.2014.6869605.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30580
M. Leuer, A. Ruting, and J. Böcker, “Efficiency-optimized Model Predictive Torque Control for IPMSM,” 2014, doi: 10.1109/energycon.2014.6850398.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30567
O. Buchholz and J. Böcker, “FPGA-based dynamically reconfigurable control of induction motor drives,” 2014, doi: 10.1109/iecon.2013.6699698.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30578
T. Vogt, A. Peters, N. Fröhleke, J. Böcker, and S. Kempen, “Power profile based selection and operation optimization of parallel-connected power converter combinations,” 2014, doi: 10.1109/ipec.2014.6870091.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30581
J. Solanki, N. Fröhleke, J. Böcker, G. Duppe, A. Averberg, and P. Wallmeier, “Voltage sequence control based high-current rectifier system,” 2014, doi: 10.1109/ecce.2014.6953958.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30566
J. Solanki, N. Fröhleke, and J. Böcker, “A completely modular power converter for high-power high-current DC applications,” 2014, doi: 10.1109/iecon.2013.6699127.
LibreCat
| DOI
2014 | Journal Article | LibreCat-ID: 33029
T. Vogt, J. Böcker, and S. Kempen, “Die Rolle von Batteriespeichern in KMU-Microgrids,” BWK – Das Energie-Fachmagazin – Springer VDI Verlag, Ausgabe 12-2014, 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 33107
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Design Considerations on Peak Power Clipping Thresholds in Microgrids,” presented at the 6th World Conference on Photovoltaic Energy Conversion (WCPEC), IEEE Kyoto, Japan, 2014.
LibreCat
| Files available
2013 | Conference Paper | LibreCat-ID: 29969
J. Gausemeier, P. Iwanek, R. Dorociak, K. S. C. Stille, and J. Böcker, “Konzipierung eines selbstoptimierenden hybriden Energiespeichersystems unter besonderer Berücksichtigung der Verlässlichkeit,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29968
J. Böcker, O. Buchholz, C. Romaus, C. Schulte, and K. S. C. Stille, “Selbstoptimierung in der Anwendung,” 2013.
LibreCat
2013 | Book Chapter | LibreCat-ID: 29970
K. S. C. Stille and J. Böcker, “Crosslinked Test Benches,” in Design Methodology for Intelligent Technical Systems, J. Gausemeier, F. Josef Rammig, and W. Schäfer, Eds. Springer, 2013, pp. 46–49.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29965
K. S. C. Stille, C. Romaus, and J. Böcker, “Online capable optimized planning of power split in a hybrid energy storage system,” 2013, doi: 10.1109/eurocon.2013.6625127.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 29966
C. Romaus, D. Wimmelbücker, K. S. C. Stille, and J. Böcker, “Self-optimization energy management considering stochastic influences for a hybrid energy storage of an electric road vehicle,” 2013, doi: 10.1109/iemdc.2013.6556194.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 29604
O. Wallscheid and J. Böcker, “Wirkungsgradoptimale Arbeitspunktsteuerung für einen permanenterregten Synchronmotor mit vergrabenen Magneten unter Berücksichtigung von Temperatureinflüssen,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29603
A. Specht, S. Ober-Blöbaum, O. Wallscheid, C. Romaus, and J. Böcker, “Discrete-time model of an IPMSM based on variational integrators,” in Electric Machines & Drives Conference (IEMDC), 2013 IEEE International, 2013, pp. 1411–1417.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30326
H. Figge, T. Grote, N. Fröhleke, J. Böcker, and F. Schafmeister, “Two-Phase Interleaving Configuration of the LLC Resonant Converter - Analysis and Experimental Evaluation,” in Proc. IEEE Annual Industrial Electronics Society Conference (IECON), Vienna, Austria, 2013, pp. 1392–1397.
LibreCat
2013 | Book Chapter | LibreCat-ID: 29971
K. S. C. Stille, C. Romaus, and J. Böcker, “Hybrid Energy Storage System (HES),” in Design Methodology for Intelligent Technical Systems, J. Gausemeier, F. Josef Rammig, and W. Schäfer, Eds. Springer, 2013, pp. 42–46.
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2013 | Conference Paper | LibreCat-ID: 30549
M. Paradkar and J. Böcker, “Design of a high performance ferrite magnet-assisted synchronous reluctance motor for an electric vehicle,” 2013, doi: 10.1109/iecon.2012.6389234.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30557
M. Leuer and J. Böcker, “Fast online model predictive control of IPMSM using parallel computing on FPGA,” 2013, doi: 10.1109/iemdc.2013.6556221.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30558
C. Schulte and J. Böcker, “Co-simulation of an electric traction drive,” 2013, doi: 10.1109/iemdc.2013.6556215.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30570
L. Tong, H. Zou, M. Sun, and J. Böcker, “Low Latency Hybrid Hardware-in-the-Loop Simulator for Railway Traction System,” 2013, doi: 10.1109/vppc.2013.6671735.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30562
D. V. M. M. Krishna, H. Preckwinkel, N. Fröhleke, and J. Böcker, “A Novel LC Resonant Based Partial Booster Scheme for Improved Efficiency and Reduced Cost of Transformerless Photovoltaic Inverters,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30565
S. Bolte, J. Baurichter, C. Henkenius, N. Fröhleke, J. Böcker, and H. Figge, “Verlustmodellierung und Effizienzoptimierung einer hart schaltenden, netzfreundlichen Pulsgleichrichterstufe (PFC),” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30563
K. Peter and J. Böcker, “Minimierung niederfrequenter Oberschwingungen in Pulsmustern für 2-Level Umrichter in Antriebssystemen mittels winkelmodulierter Partikel Schwarm Optimierung,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30564
L. Keuck, N. Fröhleke, and J. Böcker, “Formaler Regelungsentwurf für netzfreundliche PFC-Ladegleichrichter unter Anwendung eines Netzbeobachters,” 2013.
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2013 | Conference Paper | LibreCat-ID: 30556
H. Sharabash, D. V. M. M. Krishna, N. Fröhleke, and J. Böcker, “High efficiency photovoltaic power conditioning system,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30553
J. Böcker and O. Buchholz, “Can oversampling improve the dynamics of PWM controls?,” 2013, doi: 10.1109/icit.2013.6505952.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30571
Z. Cao, J. Tao, N. Fröhleke, and J. Böcker, “Dynamical modeling for series-parallel resonant converter under optimized modulation,” 2013, doi: 10.1109/apec.2013.6520481.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30551
D. V. M. M. Krishna, N. Fröhleke, J. Böcker, and H. Preckwinkel, “A simplified mathematical model for DC-balancing and capacitor ripple reduction in 3-level inverters,” 2013, doi: 10.1109/icit.2013.6505715.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30561
H. Preckwinkel, A. Bünte, J. Böcker, N. Fröhleke, and K. Dora, “A novel low cost solar central inverters topology with 99.2% efficiency,” 2013, doi: 10.1109/epe.2013.6631769.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30552
J. Solanki, N. Fröhleke, J. Böcker, and P. Wallmeier, “A modular multilevel converter based high-power high-current power supply,” 2013, doi: 10.1109/icit.2013.6505713.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30560
M. Lönneker and J. Böcker, “A novel space vector modulation strategy for thyristor matrix converters,” 2013, doi: 10.1109/epe.2013.6631954.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 29600
W. Peters, O. Wallscheid, and J. Böcker, “A precise open-loop torque control for an interior permanent magnet synchronous motor (IPMSM) considering iron losses,” in IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society, 2012, pp. 2877–2882.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30325
H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Cost-Effective Implementation of a Digitally Controlled LLC Resonant Converter for Application in Server- and Telecom-PSUs,” in Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM), Nuremberg, Germany, 2012, pp. 1–8.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30543
Z. Cao, F. H. Nzeugang, J. Tao, N. Fröhleke, and J. Böcker, “Novel dynamical modeling for series-parallel resonant converter,” 2012, doi: 10.1109/ISIE.2012.6237122.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30540
T. Grote, S. Bolte, N. Fröhleke, and J. Böcker, “Reduction of Total Harmonic Distortion (THD)for Interleaved Converters Operating in Discontinuous Conduction Mode (DCM),” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30544
J. Böcker, M. Sun, Z. Cao, L. Tong, H. Zou, and P. Ranjan, “High Fidelity Hybrid Hardware-in-the-Loop Simulator with FPGA and Processor for AC Railway Traction,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30545
J. Tao, Z. Cao, M. Sun, N. Fröhleke, and J. Böcker, “Full Digital Implementation of an Optimized Modulation Strategy for Series-Parallel Resonant Converter,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30541
O. Buchholz, S. Mathapati, and J. Böcker, “Boosting Dynamics of AC Machines by using FPGA-Based Controls,” 2012.
LibreCat
2012 | Journal Article | LibreCat-ID: 30554
S. Mathapati and J. Böcker, “Analytical and Offline Approach to Select Optimal Hysteresis Bands of DTC for PMSM,” IEEE Transactions on Industrial Electronics, vol. 60, no. 3, pp. 885–895, 2012, doi: 10.1109/tie.2012.2189530.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30538
H. Preckwinkel, D. Krishna, N. Fröhleke, and J. Böcker, “Photovoltaic inverter with high efficiency over a wide operation area - a practical approach,” 2012, doi: 10.1109/iecon.2011.6119432.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30550
Z. Cao, J. Tao, N. Fröhleke, and J. Böcker, “Time-domain steady-state modeling of series-parallel resonant converter under optimized modulation,” 2012, doi: 10.1109/iecon.2012.6388646.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30531
M. Hu, N. Fröhleke, W. Peters, and J. Böcker, “Multi-objective optimization of LCC resonant converter applied in VLF HV generator,” 2012, doi: 10.1109/iecon.2011.6119522.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30533
Z. Cao, F. H. Nzeugang, N. Fröhleke, and J. Böcker, “A comparative study of series-parallel resonant converter by using different modulation strategies,” 2012, doi: 10.1109/iecon.2011.6119333.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30547
J. Solanki, N. Fröhleke, J. Böcker, and P. Wallmeier, “Analysis, design and control of 1MW, high power factor and high current rectifier system,” 2012, doi: 10.1109/ecce.2012.6342604.
LibreCat
| DOI
2011 | Journal Article | LibreCat-ID: 29609
O. Wallscheid, W. Peters, and J. Böcker, “Optimierte Regelung für mobile Elektromotoren,” Aktuelle Technik, vol. 5, no. 1, pp. 30–33, 2011.
LibreCat
2011 | Conference Paper | LibreCat-ID: 29601
W. Peters, O. Wallscheid, and J. Böcker, “Current controller with defined dynamic behavior for an interior permanent magnet synchronous motor,” in IECON 2011-37th Annual Conference of the IEEE Industrial Electronics Society, 2011, pp. 534–538.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30323
T. Grote, H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, AZ, USA, 2011, pp. 3186–3192.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30322
H. Figge, T. Grote, N. Fröhleke, J. Böcker, and F. Schafmeister, “Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time,” in Proc. 26th IEEE Applied Power Electronics Conference (APEC), Fort Worth, TX, USA, 2011, pp. 13–20.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30534
J. Lv, Z. Cao, N. Fröhleke, J. Böcker, H. Yuan, and H. Mi, “Thermal-electrical modeling and simulation of resonantly operated DC-DC converters based on extended describing function method,” 2011.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30535
W. Peters, T. Huber, and J. Böcker, “Control Realization for an Interior Permanent Magnet Synchronous Motor (IPMSM) in Automotive Drive Trains,” 2011.
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2011 | Conference Paper | LibreCat-ID: 30532
M. Hu, J. Böcker, and N. Fröhleke, “Frequency / duty cycle current-mode fuzzy control for LCC resonant converter,” 2011.
LibreCat
2010 | Conference Paper | LibreCat-ID: 30516
C. Paiz et al., “FPGA-based realization of self-optimizing drive-controllers,” 2010, doi: 10.1109/iecon.2009.5415402.
LibreCat
| DOI
2010 | Conference Paper | LibreCat-ID: 30523
C. Romaus, K. Gathmann, and J. Böcker, “Optimal energy management for a hybrid energy storage system for electric vehicles based on Stochastic Dynamic Programming,” 2010, doi: 10.1109/vppc.2010.5728979.
LibreCat
| DOI
2010 | Conference Paper | LibreCat-ID: 30524
D. Pohlenz and J. Böcker, “Efficiency improvement of an IPMSM using Maximum Efficiency operating strategy,” 2010, doi: 10.1109/epepemc.2010.5606831.
LibreCat
| DOI
2010 | Conference Paper | LibreCat-ID: 30525
A. Specht and J. Böcker, “Observer for the rotor temperature of IPMSM,” 2010, doi: 10.1109/epepemc.2010.5606818.
LibreCat
| DOI
2010 | Conference Paper | LibreCat-ID: 30526
T. Schneider, C. Schulte, S. Mathapati, and J. Böcker, “Energy transfer with doubly-excited switched reluctance drive,” 2010, doi: 10.1109/speedam.2010.5545160.
LibreCat
| DOI
2010 | Conference Paper | LibreCat-ID: 30521
Z. Cao, M. Hu, N. Fröhleke, and J. Böcker, “Modeling and Control Design for a Very Low-Frequency High-Voltage Test System,” 2010, doi: 10.1109/TPEL.2009.2033600.
LibreCat
| DOI
2010 | Journal Article | LibreCat-ID: 53909
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 2: Geschwindigkeits- und Drehzahlregelung sowie Lageregelung,” antriebstechnik, no. 4, 2010.
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2010 | Journal Article | LibreCat-ID: 53907
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 1: Grundsätzliche Zusammenhänge,” antriebstechnik, no. 1–2, pp. 22–26, 2010.
LibreCat
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2010 | Journal Article | LibreCat-ID: 53911
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 3: Einflussgrößen für die erzielbare Bandbreite,” antriebstechnik, no. 6, 2010.
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2010 | Journal Article | LibreCat-ID: 43503
C. Kröger, J. Böcker, and K. Neiß, “Elektromobilität — ein aktuelles Forschungsfeld insbesondere der Regelungstechnik,” at - Automatisierungstechnik, vol. 58, no. 10, pp. 542–545, 2010, doi: 10.1524/auto.2010.9082.
LibreCat
| DOI
2010 | Journal Article | LibreCat-ID: 43502
J. Böcker, T. Huber, W. Peters, D. Pohlenz, and A. Specht, “Regelung elektrischer Traktionsantriebe in Elektro- und Hybridfahrzeugen,” at - Automatisierungstechnik, vol. 58, no. 10, pp. 599–608, 2010, doi: 10.1524/auto.2010.0871.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30319
T. Grote et al., “Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency,” in Proc. 24th IEEE Applied Power Electronics Conference (APEC), Washington D.C., USA, 2009, pp. 1722–1727.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30320
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive Digital Slope Compensation for Peak Current Mode Control,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), San Jose, CA, USA, 2009, pp. 3523–3529.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30502
T. Schneider, B. Schulz, C. Henke, K. Witting, D. Steenken, and J. Böcker, “Energy transfer via linear doubly-fed motor in different operating modes,” 2009, doi: 10.1109/iemdc.2009.5075267.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30515
C. Romaus, J. Böcker, K. Witting, A. Seifried, and O. Znamenshchykov, “Optimal energy management for a hybrid energy storage system combining batteries and double layer capacitors,” 2009, doi: 10.1109/ecce.2009.5316428.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30513
M. Hu, N. Fröhleke, and J. Böcker, “Small-Signal Model and Control Design of LCC Resonant Converter with a Capacitive Load Applied in Very Low Frequency High Voltage Test System,” 2009, doi: 10.1109/ECCE.2009.5316299.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30507
Z. Cao, N. Fröhleke, and J. Böcker, “Control Design for a Very Low-Frequency High-Voltage Test System,” 2009, doi: 10.1109/ECCE.2009.5316441.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30504
W. Peters, B. Schulz, S. Mathapati, and J. Böcker, “Regular-sampled current measurement in AC drives using delta-sigma modulators,” 2009.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30514
M. Hu, N. Fröhleke, and J. Böcker, “Frequency / duty cycle control of LCC resonant converter supplying high voltage very low frequency test systems,” 2009.
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2009 | Conference Paper | LibreCat-ID: 30509
Z. Cao, N. Fröhleke, and J. Böcker, “Converter and control design for very low-frequency high-voltage test systems,” 2009, doi: 10.1109/ECCE.2009.5316441.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30505
Z. Cao, N. Fröhleke, and J. Böcker, “Design of a Resonant Converter for Very Low-Frequency High-Voltage Test Systems,” 2009.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30517
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive digital slope compensation for peak current mode control,” 2009, doi: 10.1109/ecce.2009.5316380.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30488
R. Li, N. Fröhleke, H. Wetzel, and J. Böcker, “Investigation of Power Supplies for a Piezoelectric Brake Actuator in Aircrafts,” 2009, doi: 10.1109/ipemc.2006.4778163.
LibreCat
| DOI
2009 | Conference Paper | LibreCat-ID: 30518
J. Böcker, S. Beineke, and A. Bähr, “On the control bandwidth of servo drives,” 2009.
LibreCat
2008 | Conference Paper | LibreCat-ID: 30458
J. Böcker and C. Kröger, “Control of permanent magnet synchronous motor with dual-mode position estimation,” 2008, doi: 10.1109/epe.2005.219664.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30448
H. Nijende, N. Fröhleke, and J. Böcker, “Optimized size design of integrated magnetic components using area product approach,” 2008, doi: 10.1109/epe.2005.219605.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30446
H. Wetzel, N. Fröhleke, J. Böcker, P. Ide, and J. Kunze, “Fuel cell inverter system with integrated auxiliary supply,” 2008, doi: 10.1109/epe.2005.219554.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30478
M. Meyer, T. Grote, and J. Böcker, “Direct torque control for interior permanent magnet synchronous motors with respect to optimal efficiency,” 2008, doi: 10.1109/epe.2007.4417370.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30482
B. Schulz, C. Paiz, J. Hagemeyer, S. Mathapati, M. Porrmann, and J. Böcker, “Run-time reconfiguration of FPGA-based drive controllers,” 2008, doi: 10.1109/epe.2007.4417686.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30479
T. Knoke, T. Schneider, and J. Böcker, “Construction of a hybrid electrical racing kart as a student project,” 2008, doi: 10.1109/epe.2007.4417234.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30483
T. Knoke and J. Böcker, “Optimal Power Train Design of a Hybrid Refuse Collector Vehicle,” 2008, doi: 10.1109/vppc.2007.4544237.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30481
S. Mathapati and J. Böcker, “Implementation of dynamically reconfigurable control structures on a single FPGA platform,” 2008, doi: 10.1109/epe.2007.4417504.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30494
R. Li, N. Fröhleke, and J. Böcker, “LLCC-PWM inverter for driving high-power piezoelectric actuators,” 2008, doi: 10.1109/EPEPEMC.2008.4635261.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30496
L. Kolomeitsev et al., “Linear switched reluctance motor as a high efficiency propulsion system for railway vehicles,” 2008, doi: 10.1109/speedham.2008.4581317.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30495
C. Henke, M. Tichy, T. Schneider, J. Böcker, and W. Schäfer, “System Architecture and Risk Management for Autonomous Railway Convoys,” 2008, doi: 10.1109/systems.2008.4518986.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30474
R. Li, N. Fröhleke, and J. Böcker, “Analysis and Design of a Novel Three-Level LLCC Inverter Supplying an Airborne Piezoelectric Brake Actuator,” 2008, doi: 10.1109/pesc.2007.4342341.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30491
R. Li, M. Lönneker, N. Fröhleke, and J. Böcker, “Design of Power Supply for Driving High Power Piezoelectric Actuators,” 2008, doi: 10.1109/08ias.2008.305.
LibreCat
| DOI
2008 | Conference Paper | LibreCat-ID: 30499
L. Kolomeitsev et al., “Control of a linear switched reluctance motor as a propulsion system for autonomous railway vehicles,” 2008, doi: 10.1109/epepemc.2008.4635495.
LibreCat
| DOI
2007 | Conference Paper | LibreCat-ID: 30466
R. Li, N. Fröhleke, and J. Böcker, “Analysis and Design of a Novel Three-Level LLCC Inverter Supplying an Airborne Piezoelectric Brake Actuator,” 2007, doi: 10.1109/pesc.2007.4342341.
LibreCat
| DOI
2007 | Conference Paper | LibreCat-ID: 30472
J. Böcker and S. Mathapati, “State of the Art of Induction Motor Control,” 2007, doi: 10.1109/iemdc.2007.383643.
LibreCat
| DOI
2007 | Conference Paper | LibreCat-ID: 30485
T. Grote, M. Meyer, and J. Böcker, “Direct Torque Control für den verlustoptimalen Betrieb eines Permanentmagnet-Synchronmotors mit eingebetteten Magneten,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30487
T. Knoke, C. Romaus, and J. Böcker, “Optimization and Comparison of Heuristic Control Strategies for Parallel Hybrid-Electric Vehicles,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30473
T. Knoke and J. Böcker, “Potenziale eines hybriden Fahrzeugantriebs in einem Abfallsammelfahrzeug,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30471
H. Wetzel, R. Li, N. Fröhleke, and J. Böcker, “Piezoelektrische Flugzeugbremse,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30484
C. Henke, C. Rustemeier, T. Schneider, J. Böcker, and A. Trächtler, “RailCab – Ein Schienenverkehrssystem mit autonomen, Linearmotor getriebenen Einzelfahrzeugen,” 2007.
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2006 | Conference Paper | LibreCat-ID: 30464
M. Meyer and J. Böcker, “Transient peak currents in permanent magnet synchronous motors for symmetrical short circuits,” 2006, doi: 10.1109/speedam.2006.1649806.
LibreCat
| DOI
2006 | Conference Paper | LibreCat-ID: 30467
T. Knoke, C. Romaus, J. Böcker, A. Dell’Aere, and K. Witting, “Energy Management for an Onboard Storage System Based on Multi-Objective Optimization,” 2006, doi: 10.1109/iecon.2006.347705.
LibreCat
| DOI
2006 | Conference Paper | LibreCat-ID: 30459
H. Wetzel, N. Fröhleke, J. Böcker, S. Ouchouche, D. Bezanere, and F. Cugnon, “Modelling and Control of a Multi-Mass Ultrasonic Motor for Airborne Applications,” 2006, doi: 10.1109/iecon.2006.347839.
LibreCat
| DOI
2006 | Conference Paper | LibreCat-ID: 30469
J. Böcker, B. Schulz, T. Knoke, and N. Fröhleke, “Self-Optimization as a Framework for Advanced Control Systems,” 2006, doi: 10.1109/iecon.2006.348115.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30465
R. Li, N. Fröhleke, H. Wetzel, and J. Böcker, “Investigation of Power Supplies for a Piezoelectric Brake Actuator in Aircrafts,” 2006, doi: 10.1109/ipemc.2006.4778163.
LibreCat
| DOI
2006 | Conference Paper | LibreCat-ID: 30460
H. Wetzel, N. Fröhleke, J. Böcker, and P. Ide, “High Efficient 3kW Three-Stage Power Supply,” 2006, doi: 10.1109/apec.2006.1620716.
LibreCat
| DOI
2006 | Conference Paper | LibreCat-ID: 30468
C. Henke, N. Fröhleke, and J. Böcker, “Advanced convoy control strategy for autonomously driven railway vehicles,” 2006, doi: 10.1109/itsc.2006.1707417.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30462
A. Pottharst, C. Henke, T. Schneider, J. Böcker, and H. Grotstollen, “Drive Control and Position Measurement of RailCab Vehicles Driven by Linear Motors,” presented at the Int. Symposium on Instrumentation and Control Technology (ISICT), Beijing, China, 2006.
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2006 | Conference Paper | LibreCat-ID: 30461
T. Schneider, B. Schulz, C. Henke, and J. Böcker, “Redundante Positionserfassung für ein spurgeführtes linearmotorgetriebenes Bahnfahrzeug,” 2006.
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2006 | Conference Paper | LibreCat-ID: 30463
M. Meyer and J. Böcker, “Optimum Control for Interior Permanent Magnet Synchronous Motors (IPMSM) in Constant Torque and Flux Weakening Range,” 2006, doi: 10.1109/epepemc.2006.4778413.
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| DOI
2005 | Conference Paper | LibreCat-ID: 30449
R. Li et al., “Design and implementation of a hybrid energy supply system for railway vehicles,” 2005, doi: 10.1109/apec.2005.1452979.
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| DOI
2005 | Conference Paper | LibreCat-ID: 30451
C. Henke, H. Vöcking, J. Böcker, N. Fröhleke, and A. Trächtler, “Convoy Operation of Linear Motor Driven Railway Vehicles, Kobe - Awaji, Japan,” presented at the LDIA 2005, The Fifth International Symposium on Linear Drives for Industry Applications, Kobe - Awaji, Japan, 2005.
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2005 | Conference Paper | LibreCat-ID: 30452
H. Grotstollen, J. Böcker, and N. Fröhleke, “Simulation of Power Electronic Circuits,” presented at the ICSC 2005, Peking, China, 2005.
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2005 | Conference Paper | LibreCat-ID: 30450
R. Li, N. Fröhleke, J. Böcker, and P. Ide, “ZVZCS Isolated Converter for Renewable Energy System with Extra Wide Voltage Range,” presented at the International PCIM Conference 2005, Nürnberg, Deutschland, 2005.
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2004 | Journal Article | LibreCat-ID: 29920
J. Böcker, N. Amann, and B. Schulz, “Active Suppression of Torsional Oscillations,” IFAC Proceedings Volumes, vol. 37, no. 14, pp. 319–324, 2004, doi: 10.1016/s1474-6670(17)31123-0.
LibreCat
| DOI
2004 | Journal Article | LibreCat-ID: 29924
N. Amann, J. Böcker, and F. Prenner, “Active Damping of Drive Train Oscillations for an Electrically Driven Vehicle,” IEEE/ASME Transactions on Mechatronics, vol. 9, no. 4, pp. 697–700, 2004, doi: 10.1109/tmech.2004.839036.
LibreCat
| DOI
2004 | Conference Paper | LibreCat-ID: 29922
J. Böcker, “Tolerance band controller for a three-level four-quadrant converter including DC link balancing,” presented at the PESC, Aachen, 2004, doi: 10.1109/pesc.2004.1354749.
LibreCat
| DOI
2004 | Conference Paper | LibreCat-ID: 30437
H. D. Njiende, N. Fröhleke, and J. Böcker, “Derivation of integrated magnetic components using reluctance and mathematical modeling,” 2004, doi: 10.1109/pesc.2004.1354859.
LibreCat
| DOI
2004 | Conference Paper | LibreCat-ID: 30432
H. Wetzel, A. Siegel, H. Njiende, N. Fröhleke, and J. Böcker, “Low Voltage Asymmetrical Half-Bridge Converter with Integrated Magnetics,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
LibreCat
2004 | Conference Paper | LibreCat-ID: 30433
B. Schulz, A. Pottharst, N. Fröhleke, and J. Böcker, “Modelling of Influences to a Linear-Drive-System,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
LibreCat
2004 | Conference Paper | LibreCat-ID: 30434
A. Pottharst, K. Baptist, O. Schütze, J. Böcker, N. Fröhleke, and M. Dellnitz, “Operating Point Assignment of a Linear Motor Driven Vehicle Using Multiobjective Optimization Methods,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30435
R. Li, A. Pottharst, N. Fröhleke, and J. Böcker, “Energy Storage Scheme for Rail-guided Shuttle using Ultracapacitor and Battery,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30438
R. Li, A. Pottharst, N. Fröhleke, and J. Böcker, “Analysis and Design of Improved Isolated Full-Bridge Bi-Directional DC-DC Converter,” presented at the PESC 2004, Aachen, Germany, 2004.
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2004 | Conference Paper | LibreCat-ID: 30440
A. Pottharst, B. Schulz, and J. Böcker, “Kommunikationssystem einer Anlage mit doppelt gespeistem Linearmotor,” presented at the SPS/IPC/DRIVES 2004, Nürnberg, Deutschland, 2004.
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314 Publications
2024 | Conference Paper | LibreCat-ID: 54353
T. Piepenbrock, L. Keuck, S. Schachten, J. Böcker, and F. Schafmeister, “Study on Sample Geometries for Ferrite Characterisation in the MHz-Range,” Nuremberg.
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2024 | Journal Article | LibreCat-ID: 53309
L. Hölsch et al., “Insights and Challenges of Co-Simulation-Based Optimal Pulse Pattern Evaluation for Electric Drives,” IEEE Transactions on Energy Conversion, pp. 1–12, 2024, doi: 10.1109/tec.2024.3374962.
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| DOI
2024 | Conference Paper | LibreCat-ID: 54357
T. Piepenbrock, F. Schafmeister, and J. Böcker, “FEM Modelling of Dimensional-Resonant Inductors for LLC Converters in MHz Range,” presented at the 27th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Ischia, near Naples, Italy, doi: 10.1109/SPEEDAM61530.2024.10609111.
LibreCat
| Files available
| DOI
2024 | Conference Paper | LibreCat-ID: 54356
R. Unruh, J. Böcker, and F. Schafmeister, “Experimentally Verified 22 kW, 40 kHz LLC Resonant Converter Design with new Control for a 1 MW Cascaded H-Bridge Converter,” presented at the ECCE Europe 2024, Darmstadt, Germany, doi: https://doi.org/10.1109/ECCEEurope62508.2024.10751954.
LibreCat
| DOI
| Download (ext.)
2023 | Journal Article | LibreCat-ID: 48059
F. Winkel, O. Wallscheid, P. Scholz, and J. Böcker, “Pseudo-Labeling Machine Learning Algorithm for Predictive Maintenance of Relays,” IEEE Open Journal of the Industrial Electronics Society, pp. 1–14, 2023, doi: 10.1109/ojies.2023.3323870.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 48058
F. Winkel, J. Deuse-Kleinsteuber, and J. Böcker, “Run-to-Failure Relay Dataset for Predictive Maintenance Research With Machine Learning,” IEEE Transactions on Reliability, pp. 1–14, 2023, doi: 10.1109/tr.2023.3255786.
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| DOI
2023 | Conference Paper | LibreCat-ID: 48352
R. Unruh, J. Böcker, and F. Schafmeister, “An Optimized Third-Harmonic Injection Reduces DC-Link Voltage Ripple in Cascaded H-Bridge Converters up to 50% for all Power Factors,” presented at the 2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe), Aalborg, Denmark, 2023, doi: 10.23919/epe23ecceeurope58414.2023.10264313.
LibreCat
| DOI
| Download (ext.)
2023 | Conference Paper | LibreCat-ID: 48093
M. Pena, M. Meyer, O. Wallscheid, and J. Böcker, “Fade-Over Strategy for use of Model Predictive Direct Self-Control with Field-Oriented Control,” presented at the 2023 IEEE International Electric Machines and Drives Conference (IEMDC), San Francisco, 2023, doi: 10.1109/iemdc55163.2023.10239056.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 48092
M. Pena, M. Meyer, O. Wallscheid, and J. Böcker, “Model Predictive Direct Self-Control for Six-Step Operation of Permanent-Magnet Synchronous Machines,” IEEE Transactions on Power Electronics, vol. 38, no. 10, pp. 12416–12429, 2023, doi: 10.1109/tpel.2023.3286713.
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 53310
E. G. Gedlu, O. Wallscheid, J. Böcker, and O. Nelles, “Online system identification and excitation for thermal monitoring of electric machines using machine learning and model predictive control,” 2023, doi: 10.1109/sdemped54949.2023.10271427.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 53543
F. Winkel, P. Scholz, O. Wallscheid, and J. Böcker, “Reducing Contact Bouncing of a Relay by Optimizing the Switch Signal During Run-Time,” IEEE Transactions on Automation Science and Engineering, pp. 1–11, 2023, doi: 10.1109/tase.2023.3322762.
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 54352
D. Urbaneck, J. Böcker, and F. Schafmeister, “Advanced Synchronous Rectification for an IGBT-Based ZCS LLC Converter with High Output Currents for a 2 kW Automotive DC-DC Stage,” Nuremberg, 2023.
LibreCat
2023 | Journal Article | LibreCat-ID: 43456
A. Brosch, O. Wallscheid, and J. Böcker, “Time-Optimal Model Predictive Control of Permanent Magnet Synchronous Motors Considering Current and Torque Constraints,” IEEE Transactions on Power Electronics, pp. 1–14, 2023, doi: 10.1109/tpel.2023.3265705.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 46147
A. Brosch, F. Tinazzi, O. Wallscheid, M. Zigliotto, and J. Böcker, “Finite Set Sensorless Control With Minimum a Priori Knowledge and Tuning Effort for Interior Permanent Magnet Synchronous Motors,” IEEE Transactions on Power Electronics, 2023, doi: 10.1109/tpel.2023.3294557.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 30349
N. Förster, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source Transistor Database and Toolbox as an Unified Software Engineering Tool for Managing and Evaluating Power Transistors,” presented at the 37th IEEE Applied Power Electronics Conference (APEC 22), Houston, TX, USA.
LibreCat
2022 | Conference Paper | LibreCat-ID: 30350
L. Keuck, F. Schafmeister, and J. Böcker, “Robust Hysteresis Control for LLC Resonant Converters Using a Fully Isolated Measurement Scheme,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 22), Nuremberg, Germany.
LibreCat
2022 | Journal Article | LibreCat-ID: 34533
A. Brosch, O. Wallscheid, and J. Böcker, “Model Predictive Torque Control for Permanent Magnet Synchronous Motors Using a Stator-Fixed Harmonic Flux Reference Generator in the Entire Modulation Range,” IEEE Transactions on Power Electronics, 2022, doi: 10.1109/tpel.2022.3229619.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 32796
J. Böcker, “Concept Study of an LLC Converter with Magnetically Resonant Inductor,” presented at the SPEEDAM, Sorrento, Italy, 2022, doi: 10.1109/speedam53979.2022.9842047.
LibreCat
| DOI
2022 | Journal Article | LibreCat-ID: 33459
A. Brosch, O. Wallscheid, and J. Böcker, “Long-Term Memory Recursive Least Squares Online Identification of Highly Utilized Permanent Magnet Synchronous Motors for Finite-Control-Set Model Predictive Control,” IEEE Transactions on Power Electronics, 2022, doi: 10.1109/tpel.2022.3206598.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 34176
R. Unruh, F. Schafmeister, and J. Böcker, “Zero-Sequence Voltage Reduces DC-Link Capacitor Demand in Cascaded H-Bridge Converters for Large-Scale Electrolyzers by 40%,” presented at the 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hanover, Germany, 2022.
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| Download (ext.)
2022 | Conference Paper | LibreCat-ID: 35126
N. Förster et al., “An Open-Source FEM Magnetic Toolbox for Calculating Electric and Thermal Behavior of Power Electronic Magnetic Components,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), 2022, p. P.1-P.9.
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2022 | Conference Paper | LibreCat-ID: 33489
J. Lange, D. Schmies, K. S. C. Stille, J. Böcker, and O. Wallscheid, “Experimental Comparison of FPGA-Implemented Model Predictive Voltage Control to Cascaded Proportional Resonant Control for a Three-Phase Four-Wire Three-Level Grid-Forming Inverter of 250 kVA,” presented at the EPE’22 ECCE Europe, Hannover, 2022.
LibreCat
| Download (ext.)
2022 | Conference Paper | LibreCat-ID: 34299
M. Stender, M. Becker, O. Wallscheid, and J. Böcker, “Adaptive Operating Strategy for Induction Motors Under Changing Electrical-Thermal Conditions,” presented at the 48th Annual Conference of the Industrial Electronics Society IECON 2022 Conference, Brüssel, 2022, doi: 10.1109/IECON49645.2022.9968695.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 35125
N. Förster, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source Transistor Database and Toolbox as a Unified Software Engineering Tool for Managing and Evaluating Power Transistors,” 2022, doi: 10.1109/apec43599.2022.9773701.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 35127
N. Förster, T. Piepenbrock, P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “An Open-Source FEM Magnetics Toolbox for Power Electronic Magnetic Components,” in PCIM Europe 2022; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2022, pp. 1–10, doi: 10.30420/565822103.
LibreCat
| DOI
2022 | Journal Article | LibreCat-ID: 34065
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Thermal neural networks: Lumped-parameter thermal modeling with state-space machine learning,” Engineering Applications of Artificial Intelligence, vol. 117, Art. no. 105537, 2022, doi: 10.1016/j.engappai.2022.105537.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 32859
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Learning Thermal Properties and Temperature Models of Electric Motors with Neural Ordinary Differential Equations,” 2022, doi: 10.23919/ipec-himeji2022-ecce53331.2022.9807209.
LibreCat
| DOI
2022 | Journal Article | LibreCat-ID: 44163
P. Rehlaender, O. Wallscheid, F. Schafmeister, and J. Böcker, “LLC Resonant Converter Modulations for Reduced Junction Temperatures in Half-Bridge Mode and Transformer Flux in the On-the-Fly Morphing Thereto,” IEEE Transactions on Power Electronics, vol. 37, no. 11, pp. 13413–13427, 2022, doi: 10.1109/tpel.2022.3180758.
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 42894
W. Kirchgässner, D. Wöckinger, O. Wallscheid, G. Bramerdorfer, and J. Böcker, “Application of Thermal Neural Networks on a Small-Scale Electric Motor,” in IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
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2022 | Conference Paper | LibreCat-ID: 44164
P. Rehlaender, B. Korthauer, F. Schafmeister, and J. Böcker, “Experimental Demonstration of a 2.2kW Active-Clamp Converter for High-Current Wide-Voltage-Transfer Ratio Applications,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hannover, Germany, 2022, p. P.1-P.11.
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2022 | Conference Paper | LibreCat-ID: 44161
P. Rehlaender, F. Schafmeister, and J. Böcker, “Phase-Shift Modulation for Flying-Capacitor DC-DC Converters,” in 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hannover, Germany, 2022, pp. 1–9.
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2022 | Journal Article | LibreCat-ID: 31085
A. Brosch, J. Rauhaus, O. Wallscheid, J. Böcker, and D. Zimmer, “Data-Driven Adaptive Torque Oscillation Compensation for Multi-Motor Drive Systems,” IEEE Open Journal of Industry Applications, 2022, doi: 10.1109/ojia.2022.3171333.
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| DOI
2021 | Book | LibreCat-ID: 29876
D. Schröder and J. Böcker, Elektrische Antriebe – Regelung von Antriebssystemen, 5th ed. Springer Nature, 2021.
LibreCat
| DOI
| Download (ext.)
2021 | Conference Paper | LibreCat-ID: 29849
B. Strothmann, F. Schafmeister, and J. Böcker, “Common-Mode-Free Bidirectional Three-Phase PFC-Rectifier for Non-Isolated EV Charger,” 2021, doi: 10.1109/apec42165.2021.9487462.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 29657
A. Brosch, O. Wallscheid, and J. Böcker, “Model Predictive Control of Permanent Magnet Synchronous Motors in the Overmodulation Region Including Six-Step Operation,” IEEE Open Journal of Industry Applications, vol. 2, pp. 47–63, 2021, doi: 10.1109/OJIA.2021.3066105.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 29663
E. G. Gedlu, O. Wallscheid, and J. Böcker, “Temperature estimation of electric machines using a hybrid model of feed-forward neural and low-order lumped-parameter thermal networks,” in 2021 IEEE International Electric Machines & Drives Conference (IEMDC), 2021, pp. 1–8, doi: 10.1109/IEMDC47953.2021.9449548.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 29892
P. Rehlaender, F. Schafmeister, and J. Böcker, “Interleaved Single-Stage LLC Converter Design Utilizing Half- and Full-Bridge Configurations for Wide Voltage Transfer Ratio Applications,” IEEE Transactions on Power Electronics, vol. 36, no. 9, pp. 10065–10080, 2021, doi: 10.1109/tpel.2021.3067843.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 29895
B. Korthauer, P. Rehlaender, F. Schafmeister, and J. Böcker, “Design and Analysis of a Regenerative Snubber for a 2.2 kW Active-Clamp Forward Converter with Low-Voltage Output,” 2021, doi: 10.1109/apec42165.2021.9487130.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 29850
B. Strothmann, G. Book, F. Schafmeister, and J. Böcker, “Single-Phase Operation of Common-Mode-Free Bidirectional Three-Phase PFC-Rectifier for Non-Isolated EV Charger with Minimized DC-Link,” in PCIM Europe digital days 2021; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2021, pp. 1–8.
LibreCat
| Download (ext.)
2021 | Conference Paper | LibreCat-ID: 29871
D. Urbaneck, P. Rehlaender, J. Böcker, and F. Schafmeister, “LLC Converter in Capacitive Operation Utilizing ZCS for IGBTs – Theory, Concept and Verification of a 2 kW DC-DC Converter for EVs,” presented at the Applied Power Electronics Conference (APEC), Arizona, 2021.
LibreCat
| Download (ext.)
2021 | Journal Article | LibreCat-ID: 30030
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Control for Induction Motors by Utilizing a Globally Optimized Flux Observer,” IEEE Transactions on Power Electronics, vol. 36, no. 11, pp. 13261–13274, 2021, doi: 10.1109/tpel.2021.3080129.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 30031
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Estimation for Induction Motors by Utilizing a Hybrid Machine Learning Approach,” 2021, doi: 10.1109/pemc48073.2021.9432615.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 30029
M. Stender, O. Wallscheid, and J. Böcker, “Combined Electrical-Thermal Gray-Box Model and Parameter Identification of an Induction Motor,” 2021, doi: 10.1109/iecon48115.2021.9589225.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 30032
M. Stender, O. Wallscheid, and J. Böcker, “Gray-Box Loss Model for Induction Motor Drives,” 2021, doi: 10.1109/pemc48073.2021.9432491.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 29665
S. Hanke, O. Wallscheid, and J. Böcker, “Comparison of Artificial Neural Network and Least Squares Prediction Models for Finite-Control-Set Model Predictive Control of a Permanent Magnet Synchronous Motor,” 2021, doi: 10.1049%2Ficp.2021.1122.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 21251
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning: A Benchmark,” IEEE Transactions on Energy Conversion, vol. 36, no. 3, pp. 2059–2067, 2021, doi: 10.1109/tec.2021.3052546.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 21557
A. Brosch, O. Wallscheid, and J. Böcker, “Torque and Inductances Estimation for Finite Model Predictive Control of Highly Utilized Permanent Magnet Synchronous Motors,” IEEE Transactions on Industrial Informatics, 2021, doi: 10.1109/tii.2021.3060469.
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| DOI
2021 | Conference Paper | LibreCat-ID: 30340
M. Hagemeyer, P. Wallmeier, F. Schafmeister, and J. Böcker, “Comparison of unidirectional Three- and Four-Wire based Boost PFC-Rectifier Topologies for Non-Isolated Three-Phase EV On-Board Chargers under Common-Mode Aspects,” in Proc. 36th IEEE Applied Power Electronics Conference (APEC), Phoenix, AZ, USA, 2021, pp. 569–576.
LibreCat
2021 | Conference Paper | LibreCat-ID: 29938
R. Unruh, J. Lange, F. Schafmeister, and J. Böcker, “Adaptive Zero-Sequence Voltage Injection for Modular Solid-State Transformer to Compensate for Asymmetrical Fault Conditions,” presented at the 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), Ghent, Belgium, 2021, doi: https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542.
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2021 | Conference Paper | LibreCat-ID: 29893
P. Rehlaender, R. Unruh, F. Schafmeister, and J. Böcker, “Alternating Asymmetrical Phase-Shift Modulation for Full-Bridge Converters with Balanced Switching Losses to Reduce Thermal Imbalances,” presented at the 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), Phoenix, AZ, USA, 2021, doi: 10.1109/apec42165.2021.9487104.
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2021 | Conference Paper | LibreCat-ID: 22218
S. Krauter et al., “Projekt Art-D Grids: Nachhaltige und stabile Microgrids in Afrika - eine Plattform für Forschung und Lehre für die Entwicklung,” in Tagungsband des 36. PV-Symposiums, 18.-26 Mai 2021, Staffelstein / online, 2021, pp. 305–309.
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2021 | Conference Paper | LibreCat-ID: 29899
P. Rehlaender, R. Unruh, L. Hankeln, F. Schafmeister, and J. Böcker, “Frequency-Doubler Modulation for Reduced Junction Temperatures for LLC Resonant Converters Operated in Half-Bridge Configuration,” presented at the 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), Ghent, Belgium, 2021, doi: 10.23919/EPE21ECCEEurope50061.2021.9570674.
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2021 | Preprint | LibreCat-ID: 29655
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Thermal Neural Networks: Lumped-Parameter Thermal Modeling With State-Space Machine Learning,” arXiv preprint arXiv:2103.16323. 2021.
LibreCat
2020 | Conference Paper | LibreCat-ID: 29884
J. Böcker, “Analysis of the Magnetic Skin Effekt in Motors and Inductors,” presented at the SPEEDAM, 2020, doi: 10.1109/speedam48782.2020.9161895.
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| DOI
2020 | Journal Article | LibreCat-ID: 21250
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Estimating Electric Motor Temperatures with Deep Residual Machine Learning,” IEEE Transactions on Power Electronics, vol. 36, no. 7, pp. 7480–7488, 2020, doi: 10.1109/tpel.2020.3045596.
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| DOI
2020 | Conference Paper | LibreCat-ID: 29939
R. Unruh, F. Schafmeister, and J. Böcker, “Evaluation of MMCs for High-Power Low-Voltage DC-Applications in Combination with the Module LLC-Design,” presented at the 22nd European Conference on Power Electronics and Applications (EPE’20 ECCE Europe), Lyon, France, 2020, doi: 10.23919/epe20ecceeurope43536.2020.9215687.
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2020 | Conference Paper | LibreCat-ID: 29894
P. Rehlaender, S. Tikhonov, F. Schafmeister, and J. Böcker, “Dual Interleaved 3.6 kW LLC Converter Operating in Half-Bridge, Full-Bridge and Phase-Shift Mode as a Single-Stage Architecture of an Automotive On-Board DC-DC Converter,” 2020, doi: 10.23919/epe20ecceeurope43536.2020.9215736.
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| DOI
2020 | Journal Article | LibreCat-ID: 21558
A. Brosch, S. Hanke, O. Wallscheid, and J. Böcker, “Data-Driven Recursive Least Squares Estimation for Model Predictive Current Control of Permanent Magnet Synchronous Motors,” IEEE Transactions on Power Electronics, pp. 2179–2190, 2020, doi: 10.1109/tpel.2020.3006779.
LibreCat
| DOI
2020 | Conference Paper | LibreCat-ID: 29956
K. S. C. Stille, D. Weber, J. Lange, T. Vogt, O. Wallscheid, and J. Böcker, “Emulation of Microgrids for Research and Validation of Control and Operation Strategies,” presented at the SPEEDAM, Sorrent, Italy, 2020, doi: 10.1109/speedam48782.2020.9161971.
LibreCat
| DOI
2020 | Conference Paper | LibreCat-ID: 29896
P. Rehlaender, T. Grote, S. Tikhonov, S. Mario, F. Schafmeister, and J. Böcker, “A 3,6 kW Single-Stage LLC Converter Operating in Half-Bridge, Full-Bridge and Phase-Shift Mode for Automotive Onboard DC-DC Conversion,” presented at the Power Conversion and Intelligent Motion (PCIM), Nürnberg, 2020.
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2020 | Conference Paper | LibreCat-ID: 29898
T. Rüschenbaum, P. Rehlaender, P. Ha, T. Grote, F. Schafmeister, and J. Böcker, “Two-Stage Automotive DC-DC Converter Design with Wide Voltage-Transfer Range Utilizing Asymmetric LLC Operation,” presented at the PCIM Europe digital days 2020, 2020.
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2020 | Conference Paper | LibreCat-ID: 29874
D. Urbaneck, P. Rehlaender, F. Schafmeister, and J. Böcker, “LLC Converter Design in Capacitive Operation utilizes ZCS for IGBTs – a Concept Study for a 2.2 kW Automotive DC-DC Stage,” presented at the Power Conversion and Intelligent Motion (PCIM), Nürnberg, 2020.
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2020 | Journal Article | LibreCat-ID: 30033
M. Stender, O. Wallscheid, and J. Böcker, “Comparison of Gray-Box and Black-Box Two-Level Three-Phase Inverter Models for Electrical Drives,” IEEE Transactions on Industrial Electronics, vol. 68, no. 9, pp. 8646–8656, 2020, doi: 10.1109/tie.2020.3018060.
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| DOI
2020 | Conference Paper | LibreCat-ID: 30036
M. Stender, O. Wallscheid, and J. Böcker, “Accurate Torque Estimation for Induction Motors by Utilizing Globally Optimized Flux Observers,” 2020, doi: 10.1109/speedam48782.2020.9161955.
LibreCat
| DOI
2020 | Conference Paper | LibreCat-ID: 29641
E. G. Gedlu, O. Wallscheid, and J. Böcker, “Permanent magnet synchronous machine temperature estimation using low-order lumped-parameter thermal network with extended iron loss model,” in The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), 2020, vol. 2020, pp. 937–942.
LibreCat
2020 | Conference Paper | LibreCat-ID: 30339
M. E. Ahmmad, F. Schafmeister, and J. Böcker, “Practical Implementation and Verification of Simple-to-Implement Digital Current Observer for Half-Bridge Topologies,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 20 digital days), Nuremberg, Germany, 2020.
LibreCat
2020 | Journal Article | LibreCat-ID: 29642
S. Hanke, O. Wallscheid, and J. Böcker, “Data Set Description: Identifying the Physics Behind an Electric Motor–Data-Driven Learning of the Electrical Behavior (Part II),” arXiv preprint arXiv:2003.06268, 2020.
LibreCat
2020 | Journal Article | LibreCat-ID: 29640
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning,” arXiv preprint arXiv:2001.06246, 2020.
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2020 | Conference Paper | LibreCat-ID: 29940
R. Unruh, F. Schafmeister, N. Fröhleke, and J. Böcker, “1-MW Full-Bridge MMC for High-Current Low-Voltage (100V-400V) DC-Applications,” presented at the PCIM Europe digital days 2020, Germany, 2020.
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2020 | Conference Paper | LibreCat-ID: 30001
B. Strothmann, T. Piepenbrock, F. Schafmeister, and J. Böcker, “Heat dissipation strategies for silicon carbide power SMDs and their use in different applications,” in PCIM Europe digital days 2020; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2020, pp. 1–7.
LibreCat
2020 | Conference Paper | LibreCat-ID: 29880
R. Unruh, F. Schafmeister, and J. Böcker, “11kW, 70kHz LLC Converter Design with Adaptive Input Voltage for 98% Efficiency in an MMC,” 2020, doi: 10.1109/compel49091.2020.9265771.
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2019 | Conference Paper | LibreCat-ID: 29885
M. T. Joy and J. Böcker, “Speed Estimation in Induction Machines at all Speed Ranges Using Sensing Windings,” presented at the IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Chennai, India, 2019, doi: 10.1109/pedes.2018.8707494.
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| DOI
2019 | Conference Paper | LibreCat-ID: 21247
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Empirical Evaluation of Exponentially Weighted Moving Averages for Simple Linear Thermal Modeling of Permanent Magnet Synchronous Machines,” 2019, doi: 10.1109/isie.2019.8781195.
LibreCat
| DOI
2019 | Conference Paper | LibreCat-ID: 21249
W. Kirchgässner, O. Wallscheid, and J. Böcker, “Deep Residual Convolutional and Recurrent Neural Networks for Temperature Estimation in Permanent Magnet Synchronous Motors,” 2019, doi: 10.1109/iemdc.2019.8785109.
LibreCat
| DOI
2019 | Conference Paper | LibreCat-ID: 29999
B. Strothmann, F. Schafmeister, and J. Böcker, “Common Mode Analysis of Non-Isolated Three-Phase EV-Charger for Bi-Directional Vehicle-to-Grid Operation,” in PCIM Europe 2019; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2019, pp. 1–7.
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2019 | Conference Paper | LibreCat-ID: 30002
B. Strothmann, F. Schafmeister, and J. Böcker, “Pareto Design and Switching Frequencies for SiC MOSFETs Applied in an 11 kW Buck Converter for EV-Charging,” 2019, doi: 10.1109/apec.2019.8721850.
LibreCat
| DOI
2019 | Conference Paper | LibreCat-ID: 16442
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Analytical Modeling and Design of an Active Clamp Forward Converter Applied as a Single-Stage On-Board DC-DC Converter for EVs,” presented at the PCIM Europe 2019, Nürnberg, 2019.
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2019 | Conference Paper | LibreCat-ID: 29942
R. Unruh, F. Schafmeister, N. Fröhleke, and J. Böcker, “MMC-Topology for High-Current and Low-Voltage Applications with Minimal Number of Submodules, Reduced Switching and Capacitor Losses,” presented at the PCIM Europe 2019, Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30035
M. Stender, O. Wallscheid, and J. Böcker, “Development of a Black-Box Two-Level IGBT Three-Phase Inverter Compensation Scheme for Electrical Drives,” 2019, doi: 10.1109/isie.2019.8781543.
LibreCat
| DOI
2019 | Conference Paper | LibreCat-ID: 29636
S. Hanke, S. Peitz, O. Wallscheid, J. Böcker, and M. Dellnitz, “Finite-control-set model predictive control for a permanent magnet synchronous motor application with online least squares system identification,” in 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2019, pp. 1–6.
LibreCat
2019 | Conference Paper | LibreCat-ID: 29634
O. Wallscheid, M. S. Shafiq, and J. Böcker, “Stator flux-based field-oriented position-sensorless control of permanent magnet synchronous motors with limited parameter knowledge,” in 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019, pp. 402–407.
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2019 | Conference Paper | LibreCat-ID: 29633
O. Wallscheid, E. F. B. Ngoumtsa, and J. Böcker, “Hierarchical model predictive speed and current control of an induction machine drive with moving-horizon load torque estimator,” in 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2188–2195.
LibreCat
2019 | Conference Paper | LibreCat-ID: 29637
S. Hanke, O. Wallscheid, and J. Böcker, “Continuous-control-set model predictive control with integrated modulator in permanent magnet synchronous motor applications,” in 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2210–2216.
LibreCat
2019 | Journal Article | LibreCat-ID: 29629
D. E. E. Gaona, O. Wallscheid, and J. Böcker, “Improved Fusion of Permanent Magnet Temperature Estimation Techniques for Synchronous Motors Using a Kalman Filter,” IEEE Transactions on Industrial Electronics, 2019.
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2019 | Conference Paper | LibreCat-ID: 30334
L. Keuck, F. Schafmeister, and J. Böcker, “Computer-Aided Design and Optimization of an Integrated Transformer with Distributed Air Gap and Leakage Path for an LLC Resonant Converter,” in Proc. 34th IEEE Applied Power Electronics Conference (APEC), Anaheim, CA, USA, 2019, pp. 1415–1422.
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2019 | Conference Paper | LibreCat-ID: 30335
L. Keuck, F. Schafmeister, J. Böcker, H. Jungwirth, and M. Schmidhuber, “Computer-Aided Design and Optimization of an Integrated Transformer with Distributed Air Gap and Leakage Path for LLC Resonant Converter,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30337
M. E. Ahmad, F. Schafmeister, and J. Böcker, “Novel Current Measurement Concept for Half Bridge Topologies based on simple-to-implement Digital Current Observer,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30336
S. Bolte, F. Schafmeister, and J. Böcker, “LCC Resonant Converter for Piezoelectric Transducers with Phase Shift Control,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30338
S. Bolte, F. Schafmeister, and J. Böcker, “Bidirectional Resonant Converter with Integrated Magnetics for On-Board Chargers,” in Proc. IEEE International Symposium on Industrial Electronics (ISIE), Vancouver, Canada, 2019, pp. 770–774.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30344
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Interleaved Active Clamp Forward Converters as Single Stage On-Board DC-DC Converters for EVs – an Accurate Model and Design Considerations,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 19), Nuremberg, Germany, 2019.
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2019 | Conference Paper | LibreCat-ID: 30346
P. Rehlaender et al., “A PCB-Integrated Winding Using a Litz Structure for a Wireless Charging Coil,” in Proc. 21st European Conference on Power Electronics and Applications (EPE-ECCE Europe), Genova, Italy, 2019, pp. 1–9.
LibreCat
2019 | Conference Paper | LibreCat-ID: 30345
P. Rehlaender, T. Grote, F. Schafmeister, and J. Böcker, “Analytical Topology Comparison for a Single-Stage On-Board EV-Battery Converter,” in Proc. IEEE International Symposium on Industrial Electronics (ISIE), Vancouver, Canada, 2019, pp. 2477–2482.
LibreCat
2018 | Conference Paper | LibreCat-ID: 29888
O. Buchholz and J. Böcker, “Online-Identification of the Machine Parameters of an Induction Motor Drive,” presented at the International Symposium on Industrial Electronics (ISIE), Cairns, QLD, Australia, 2018, doi: 10.1109/isie.2018.8433852.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29912
O. Buchholz and J. Böcker, “Gopinath-observer for flux estimation of an induction machine drive system,” presented at the 2017 IEEE Southern Power Electronics Conference (SPEC), Puerto Varas, Chile, 2018, doi: 10.1109/spec.2017.8333614.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29911
T. Vogt, J. Badeda, J. Böcker, and D. U. Sauer, “Consideration on primary control reserve provision by industrial microgrids in grid-coupled operation,” Honolulu, HI, USA , 2018, doi: 10.1109/peds.2017.8289189.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29905
M. T. Joy and J. Böcker, “Sensorless Control of Induction Motor Drives Using Additional Windings on the Stator,” presented at the International Symposium on Sensorless Control for Electrical Drives (SLED), Helsinki, Finland , 2018, doi: 10.1109/sled.2018.8486038.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29908
S. Bolte, N. Fröhleke, and J. Böcker, “GaN Buck Converter in CCM with Optimized High Frequency Inductors,” in PCIM Europe 2018; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2018, pp. 1–6.
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2018 | Conference Paper | LibreCat-ID: 29943
D. Weber, K. S. C. Stille, O. Wallscheid, and J. Böcker, “Energy Management for a Nano-CHP Unit and an Electrical Storage System in a Residential Application,” 2018, doi: 10.1109/speedam.2018.8445296.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29628
O. Wallscheid, M. Schenke, and J. Böcker, “Improving torque and speed estimation accuracy by conjoint parameter identification and unscented Kalman filter design for induction machines,” in 2018 21st International Conference on Electrical Machines and Systems (ICEMS), 2018, pp. 1181–1186.
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2018 | Conference Paper | LibreCat-ID: 29625
O. Wallscheid, M. Schenke, and J. Böcker, “A combined approach to identify induction machine parameters and to design an extended kalman filter for speed and torque estimation,” in 2018 IEEE 18th International Power Electronics and Motion Control Conference (PEMC), 2018, pp. 793–799.
LibreCat
2018 | Conference Paper | LibreCat-ID: 29957
O. Buchholz, J. Böcker, and J. Bonifacio, “Online-Identification of the Induction Machine Parameters Using the Extended Kalman Filter,” presented at the International Conference on Electrical Machines (ICEM), Alexandroupoli, Greece, 2018, doi: 10.1109/icelmach.2018.8506739.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 29887
M. T. Joy and J. Böcker, “Speed Estimation in Induction Motors Using Additional Windings,” in 2018 20th European Conference on Power Electronics and Applications (EPE’18 ECCE Europe), Riga, Lettland, 2018, p. P.1-P.10.
LibreCat
2018 | Conference Paper | LibreCat-ID: 30331
L. Keuck, A. Munir, F. Schafmeister, and J. Böcker, “Adaptive Frequency Control of DC-DC-Converters for Maximum Efficiency Using Artificial Neural Network,” presented at the IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 18), Nuremberg, Germany, 2018.
LibreCat
2018 | Conference Paper | LibreCat-ID: 30332
L. Keuck, N. Jabbar, F. Schafmeister, and J. Böcker, “Switching Loss Characterization of Wide Band-Gap Devices by an Indirect Identification Methodology,” in Proc. 20th European Conference on Power Electronics and Applications (EPE-ECCE Europe), Riga, Latvia, 2018, pp. 1–10.
LibreCat
2018 | Conference Paper | LibreCat-ID: 30333
M. Hagemeyer, F. Schafmeister, and J. Böcker, “Coupled Inductor Design for Interleaved High-Current DC-DC Converters,” in Proc. International Conference on Electrical Machines and Systems (ICEMS), Jeju, South-Korea, 2018, pp. 2316–2321.
LibreCat
2018 | Journal Article | LibreCat-ID: 29624
S. Hanke, S. Peitz, O. Wallscheid, S. Klus, J. Böcker, and M. Dellnitz, “Koopman Operator-Based Finite-Control-Set Model Predictive Control for Electrical Drives,” arXiv preprint arXiv:1804.00854, 2018.
LibreCat
2018 | Conference Paper | LibreCat-ID: 30631
M. Hagemeyer, N. Fröhleke, J. Böcker, B. Rödder, L. Aßmann, and B. Völkel, “Design of a flywheel energy storage system for high current pulsating loads,” 2018, doi: 10.1109/peds.2017.8289157.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 30632
T. Vogt, J. Badeda, J. Böcker, and D. U. Sauer, “Consideration on primary control reserve provision by industrial microgrids in grid-coupled operation,” 2018, doi: 10.1109/peds.2017.8289189.
LibreCat
| DOI
2018 | Conference Paper | LibreCat-ID: 6523
D. Weber et al., “Lifetime Extension of Photovoltaic Modules by Influencing the Module Temperature Using Phase Change Material,” presented at the World Conference on Photovoltaic Energy Conversion (WCPEC-7), 45th IEEE PVSC, 28th PVSEC, 34th EU PVSEC, Waikoloa Village, Big Island, Hawaii (USA), 2018, doi: 10.1109/PVSC.2018.8548115.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29889
K. Peter, F. Mink, and J. Böcker, “Model-based control structure for high-speed permanent magnet synchronous drives,” presented at the International Electric Machines and Drives Conference (IEMDC), Miami, FL, USA, 2017, doi: 10.1109/iemdc.2017.8002284.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 21248
O. Wallscheid, W. Kirchgässner, and J. Böcker, “Investigation of long short-term memory networks to temperature prediction for permanent magnet synchronous motors,” 2017, doi: 10.1109/ijcnn.2017.7966088.
LibreCat
| DOI
2017 | Journal Article | LibreCat-ID: 29915
S. Bolte, C. Henkenius, J. Böcker, E. Kenig, A. Zibart, and H. Figge, “Wassergekühltes On-Board-Ladegerät mit optimiertem Kühlkanal,” wt Werkstattstechnik online, vol. 107, no. 5, p. 381ff, 2017.
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2017 | Conference Paper | LibreCat-ID: 29914
S. Bolte, C. Henkenius, J. Böcker, A. Zibart, E. Kenig, and H. Figge, “Water-cooled on-board charger with optimized cooling channel,” presented at the European Conference on Power Electronics and Applications (EPE’17 ECCE Europe), Warsaw, Poland , 2017, doi: 10.23919/epe17ecceeurope.2017.8099019.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29916
S. Bolte, L. Keuck, J. K. Afridi, N. Fröhleke, and J. Böcker, “Calorimetric measurements with compensating temperature control,” presented at the International Symposium on Industrial Electronics (ISIE), Edinburgh, UK, 2017, doi: 10.1109/isie.2017.8001320.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29918
M. Ott, A. Gülec, and J. Böcker, “An iterative compensation method for production tolerances in electric drive systems,” presented at the International Electric Machines and Drives Conference (IEMDC), Miami, FL, USA, 2017, doi: 10.1109/iemdc.2017.8002052.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29913
S. Bolte, J. K. Afridi, and J. Böcker, “Winding concepts for high frequency inductors with reduced DC resistance,” presented at the 2017 IEEE International Telecommunications Energy Conference (INTELEC), Broadbeach, QLD, Australia, 2017, doi: 10.1109/intlec.2017.8214182.
LibreCat
| DOI
2017 | Conference Paper | LibreCat-ID: 29917
S. Bolte, L. Wohlrab, J. K. Afridi, N. Fröhleke, and J. Böcker, “Calorimetric Measurement of Wide Bandgap Semiconductors Switching Losses,” in PCIM Europe 2017; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2017, pp. 1–6.
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2017 | Conference Paper | LibreCat-ID: 29622
D. Gaona, O. Wallscheid, and J. Böcker, “Glocal identification methods for low-order lumped parameter thermal networks used in permanent magnet synchronous motors,” in 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS), 2017, pp. 1–126.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29621
D. Gaona, O. Wallscheid, and J. Böcker, “Sensitivity analysis of a permanent magnet temperature observer for PM synchronous machines using the monte carlo method,” in 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS), 2017, pp. 599–606.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29620
S. Hanke, O. Wallscheid, and J. Böcker, “A direct model predictive torque control approach to meet torque and loss objectives simultaneously in permanent magnet synchronous motor applications,” in 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2017, pp. 101–106.
LibreCat
2017 | Journal Article | LibreCat-ID: 29615
O. Wallscheid, A. Specht, and J. Böcker, “Observing the Permanent Magnet Temperature of Synchronous Motors Based on Electrical Fundamental Wave Model Quantities,” IEEE Transactions on Industrial Electronics, vol. 64, no. 5, pp. 3921–3929, 2017.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29623
D. Gaona, O. Wallscheid, and J. Böcker, “Fusion of a lumped-parameter thermal network and speed-dependent flux observer for PM temperature estimation in synchronous machines,” in 2017 IEEE Southern Power Electronics Conference (SPEC), 2017, pp. 1–6.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29618
O. Wallscheid and J. Böcker, “Fusion of direct and indirect temperature estimation techniques for permanent magnet synchronous motors,” in 2017 IEEE International Electric Machines and Drives Conference (IEMDC), 2017, pp. 1–8.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29619
O. Wallscheid and J. Böcker, “Derating of automotive drive systems using model predictive control,” in 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2017, pp. 31–36.
LibreCat
2017 | Conference Paper | LibreCat-ID: 29930 |
M. Ott, A. Beckmann, and J. Böcker, “A Compensation Method for Production Tolerances in Electric Drive Systems Using an Extended Open-Loop Torque Control,” presented at the European Battery, Hybrid and Fuel Cell Electric Vehicle Congress, Geneva, Switzerland, 2017.
LibreCat
| Files available
2017 | Conference Paper | LibreCat-ID: 29617
T. Vogt, D. Weber, O. Wallscheid, and J. Böcker, “Prediction of residual power peaks in industrial microgrids using artificial neural networks,” in International Joint Conference on Neural Networks (IJCNN), 2017, pp. 3228–3235.
LibreCat
2017 | Conference Paper | LibreCat-ID: 30619
M. Hagemeyer, N. Fröhleke, D. V. M. M. Krishna, and J. Böcker, “Development of a flywheel energy storage-based welding system,” 2017, doi: 10.1109/spec.2016.7846049.
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| DOI
2016 | Conference Paper | LibreCat-ID: 29941
J. Böcker, “Some reflections on electromagnetic force in matter,” presented at the SPEEDAM, Capri, Italy, 2016, doi: 10.1109/speedam.2016.7525880.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29963
K. S. C. Stille and J. Böcker, “Local demand response and load planning system for intelligent domestic appliances,” 2016, doi: 10.1109/icrera.2015.7418638.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29962
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Integration of home photovoltaic generation into electricity tariff for load optimization,” 2016, doi: 10.1109/sgcf.2016.7492441.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29958
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Local grid load coordination for load-shiftable domestic appliances in a variable-tariff environment,” 2016, doi: 10.1109/epe.2016.7695583.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 29960
K. S. C. Stille, J. Böcker, N. Fröhleke, R. Bettentrup, and I. Kaiser, “Supervisional load optimization for households with intelligent domestic appliances,” 2016, doi: 10.1109/cpe.2016.7544176.
LibreCat
| DOI
2016 | Journal Article | LibreCat-ID: 29613
O. Wallscheid, T. Huber, W. Peters, and J. Böcker, “A Critical Review of Techniques to Determine the Magnet Temperature of Permanent Magnet Synchronous Motors under Real-time Conditions,” EPE Journal, no. 25, pp. 1–10, 2016.
LibreCat
2016 | Conference Paper | LibreCat-ID: 29612
O. Wallscheid, U. Ammann, and J. Böcker, “Real-time capable model predictive control of permanent magnet synchronous motors using particle swarm optimisation,” in PCIM Europe 2016; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2016, pp. 1–8.
LibreCat
2016 | Conference Paper | LibreCat-ID: 30594
M. Paradkar and J. Böcker, “2D analytical model for estimation of eddy current loss in the magnets of IPM machines considering the reaction field of the induced eddy currents,” 2016, doi: 10.1109/iemdc.2015.7409198.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30598
T. Huber, W. Peters, and J. Böcker, “Voltage controller for flux weakening operation of interior permanent magnet synchronous motor in automotive traction applications,” 2016, doi: 10.1109/iemdc.2015.7409195.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30609
M. Paradkar and J. Böcker, “Analysis of eddy current losses in the stator windings of IPM machines in electric and hybrid electric vehicle applications,” 2016, doi: 10.1049/cp.2016.0320.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30610
K. Peter, J. Böcker, F. Mink, and S. Beineke, “Comparison of quarter-wave with half-wave symmetrical pulse patterns applied in electrical high-speed drives,” 2016, doi: 10.1049/cp.2016.0358.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30611
C. Schulte, K. Peter, J. Böcker, and M. Leuer, “Comparison of Optimized Pulse Patterns with Direct Model Predictive Control Using Co-Simulation,” 2016, doi: 10.1049/cp.2016.0331.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30614
K. Peter, S. Hanke, F. Mink, and J. Böcker, “Inverter loss management for an electrical high-speed drive system,” 2016, doi: 10.1109/epe.2016.7695587.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30616
M. Ott and J. Böcker, “Sensitivity analysis on production tolerances for electric drive systems in automotive application,” 2016, doi: 10.1109/epe.2016.7695392.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30615
M. Leuer, M. Lönneker, and J. Böcker, “Model predictive control strategy for multi-phase thyristor matrix converters — Advantages, problems and solutions,” 2016, doi: 10.1109/epe.2016.7695350.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30617
S. Bolte, N. Fröhleke, and J. Böcker, “Comparison of the performance of gallium nitride (GaN) transistors in a totem-pole power factor controlled (PFC) rectifier,” 2016, doi: 10.1109/intlec.2016.7749113.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30613
T. Vogt, R. Pahl, N. Fröhleke, and J. Böcker, “Determination of storage loss characteristics with reasonable measurement and calculation effort,” 2016, doi: 10.1109/epe.2016.7695689.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30604
M. Leuer, M. Lönneker, and J. Böcker, “Direct Model Predictive Control strategy for multi-phase thyristor matrix converters,” 2016, doi: 10.1109/precede.2015.7395589.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30612
S. Bolte, N. Fröhleke, and J. Böcker, “DC-DC converter design for power distribution systems in electric vehicles using calorimetric loss measurements,” 2016, doi: 10.1109/epe.2016.7695644.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30607
C. Henkenius, N. Fröhleke, J. Böcker, and H. Figge, “Numerical optimization of passive line filter components for suppression of electromagnetic interference (EMI),” 2016, doi: 10.1109/apec.2016.7468073.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30605
S. Bolte, N. Fröhleke, and J. Böcker, “Efficiency optimization for a power factor correction (PFC) rectifier with gallium nitride transistor,” 2016, doi: 10.1109/wipda.2015.7369288.
LibreCat
| DOI
2016 | Conference Paper | LibreCat-ID: 30618
C. Henkenius, N. Fröhleke, and J. Böcker, “Analysis and design of integrated common and differential mode inductors,” 2016, doi: 10.1109/intlec.2016.7749121.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 29964
K. S. C. Stille, J. Böcker, R. Bettentrup, and I. Kaiser, “Concept for a hierarchical load control for domestic appliances in smart grids,” 2015, doi: 10.1109/icage.2014.7050153.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 29973
K. S. C. Stille, J. Böcker, R. Bettentrup, and I. Kaiser, “Hierarchisches Optimierungskonzept für die Laststeuerung von Haushaltsgeräten,” 2015.
LibreCat
| Download (ext.)
2015 | Journal Article | LibreCat-ID: 29611
O. Wallscheid and J. Böcker, “Global Identification of a Low-Order Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors,” IEEE Transactions on Energy Conversion, vol. 31, no. 1, pp. 354–365, 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29606
O. Wallscheid, M. Meyer, and J. Böcker, “An open-loop operation strategy for induction motors considering iron losses and saturation effects in automotive applications,” in 2015 IEEE 11th International Conference on Power Electronics and Drive Systems, 2015, pp. 981–985.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29610
O. Wallscheid and J. Böcker, “Design and Identification of a Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors Based on Heat Transfer Theory and Particle Swarm Optimisation,” 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29607
O. Wallscheid and J. Böcker, “Design and Empirical Identification of a Lumped Parameter Thermal Network for Permanent Magnet Synchronous Motors with Physically Motivated Constraints,” 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 30582
C. Schulte and J. Böcker, “Co-simulation of an interior permanent magnet synchronous motor with segmented rotor structure,” 2015, doi: 10.1109/iecon.2014.7048537.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30592
M. Leuer and J. Böcker, “Switching strategy for Direct Model Predictive Control in power converter and drive applications with high switching frequency,” 2015, doi: 10.1109/icara.2015.7081210.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30602
K. Peter and J. Böcker, “Operating electrical high speed drives with pulse patterns of specific harmonic content,” 2015, doi: 10.1109/ecce.2015.7310076.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30595
M. Leuer and J. Böcker, “Self-optimizing Model Predictive Direct Torque Control for electrical drives,” 2015, doi: 10.1109/isie.2015.7281616.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30603
M. Paradkar and J. Böcker, “3D analytical model for estimation of eddy currentlosses in the magnets of IPM machine considering the reaction field of the induced eddy currents,” 2015, doi: 10.1109/ecce.2015.7310061.
LibreCat
| DOI
2015 | Journal Article | LibreCat-ID: 30601
J. Solanki, N. Fröhleke, J. Böcker, G. Duppe, A. Averberg, and P. Wallmeier, “Voltage-Sequence-Control-Based High-Current Rectifier System,” IEEE Transactions on Industry Applications, vol. 51, no. 5, pp. 3995–4005, 2015, doi: 10.1109/tia.2015.2422772.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30600
S. Bolte, A. Speerschneider, N. Fröhleke, and J. Böcker, “A comparison of on-board chargers for electric vehicles with variable DC-link voltage,” 2015, doi: 10.1109/sege.2015.7324598.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30593
C. Henkenius, N. Fröhleke, J. Böcker, H. Figge, and T. Grote, “DCM detection for on-line adaption of control parameters for totem-pole PFC rectifier,” 2015, doi: 10.1109/icit.2015.7125400.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30599
L. Keuck, N. Fröhleke, J. Böcker, and A. Ziessler, “PFC-control for improved inductor utilization,” 2015, doi: 10.1109/epe.2015.7309373.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30586
T. Vogt, L. Keuck, N. Fröhleke, J. Böcker, and S. Kempen, “Analysis of industrial microgrid power curves based on the theory of stochastic variables for control system development and component sizing,” 2015, doi: 10.1109/icage.2014.7050145.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30583
M. Hagemeyer, J. Solanki, N. Fröhleke, J. Böcker, A. Averberg, and P. Wallmeier, “Comparison of PWM AC chopper topologies,” 2015, doi: 10.1109/iecon.2014.7048673.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30584
M. Leuer and J. Böcker, “Voltage utilization in Model Predictive Control for IPMSM,” 2015, doi: 10.1109/pedes.2014.7042062.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 30585
L. Keuck et al., “Neuro control of a PFC rectifier for harmonic reduction at partial loads,” 2015, doi: 10.1109/icage.2014.7050149.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 33012
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Multi-Objective Storage Operating Strategy for Industrial Microgrids,” Seoul, Korea, 2015.
LibreCat
| Files available
2015 | Conference Paper | LibreCat-ID: 33030
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Mehrziel-Speicherbetriebsstrategie für industrielle Microgrids,” presented at the ETG-Fachtagung „Von Smart Grids zu Smart Markets“, Kassel, 2015.
LibreCat
2015 | Conference Paper | LibreCat-ID: 29608
W. Peters, O. Wallscheid, and J. Böcker, “Optimum Efficiency Control of Interior Permanent Magnet Synchronous Motors in Drive Trains of Electric and Hybrid Vehicles,” 2015, doi: 10.1109/EPE.2015.7311680.
LibreCat
| DOI
2015 | Conference Paper | LibreCat-ID: 33028
J. Solanki, N. Fröhleke, and J. Böcker, “Implementation of Hybrid Filter for 12-Pulse Thyristor Rectifier Supplying High-Current Variable-Voltage DC Load,” presented at the IEEE Transaction on Industrial Electronics, vol.62, no.8, pp.4691-4701, 2015, doi: 10.1109/TIE.2015.2393833.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 29605
O. Wallscheid, T. Huber, W. Peters, and J. Böcker, “Real-time capable methods to determine the magnet temperature of permanent magnet synchronous motors—A review,” in IECON 2014-40th Annual Conference of the IEEE Industrial Electronics Society, 2014, pp. 811–818.
LibreCat
2014 | Conference Paper | LibreCat-ID: 29602
A. Specht, O. Wallscheid, and J. Böcker, “Determination of rotor temperature for an interior permanent magnet synchronous machine using a precise flux observer,” in 2014 International Power Electronics Conference (IPEC-Hiroshima 2014-ECCE ASIA), 2014, pp. 1501–1507.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30569
W. Peters and J. Böcker, “Discrete-time design of adaptive current controller for interior permanent magnet synchronous motors (IPMSM) with high magnetic saturation,” 2014, doi: 10.1109/iecon.2013.6700225.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30568
O. Buchholz and J. Böcker, “FPGA-based dynamically reconfigurable control of induction motor drives,” 2014, doi: 10.1109/iecon.2013.6699698.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30579
T. Huber, W. Peters, and J. Böcker, “Monitoring critical temperatures in permanent magnet synchronous motors using low-order thermal models,” 2014, doi: 10.1109/ipec.2014.6869785.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30577
M. Leuer and J. Böcker, “Real-time implementation of an online Model Predictive Control for IPMSM using parallel computing on FPGA,” 2014, doi: 10.1109/ipec.2014.6869605.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30580
M. Leuer, A. Ruting, and J. Böcker, “Efficiency-optimized Model Predictive Torque Control for IPMSM,” 2014, doi: 10.1109/energycon.2014.6850398.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30567
O. Buchholz and J. Böcker, “FPGA-based dynamically reconfigurable control of induction motor drives,” 2014, doi: 10.1109/iecon.2013.6699698.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30578
T. Vogt, A. Peters, N. Fröhleke, J. Böcker, and S. Kempen, “Power profile based selection and operation optimization of parallel-connected power converter combinations,” 2014, doi: 10.1109/ipec.2014.6870091.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30581
J. Solanki, N. Fröhleke, J. Böcker, G. Duppe, A. Averberg, and P. Wallmeier, “Voltage sequence control based high-current rectifier system,” 2014, doi: 10.1109/ecce.2014.6953958.
LibreCat
| DOI
2014 | Conference Paper | LibreCat-ID: 30566
J. Solanki, N. Fröhleke, and J. Böcker, “A completely modular power converter for high-power high-current DC applications,” 2014, doi: 10.1109/iecon.2013.6699127.
LibreCat
| DOI
2014 | Journal Article | LibreCat-ID: 33029
T. Vogt, J. Böcker, and S. Kempen, “Die Rolle von Batteriespeichern in KMU-Microgrids,” BWK – Das Energie-Fachmagazin – Springer VDI Verlag, Ausgabe 12-2014, 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 33107
T. Vogt, N. Fröhleke, J. Böcker, and S. Kempen, “Design Considerations on Peak Power Clipping Thresholds in Microgrids,” presented at the 6th World Conference on Photovoltaic Energy Conversion (WCPEC), IEEE Kyoto, Japan, 2014.
LibreCat
| Files available
2013 | Conference Paper | LibreCat-ID: 29969
J. Gausemeier, P. Iwanek, R. Dorociak, K. S. C. Stille, and J. Böcker, “Konzipierung eines selbstoptimierenden hybriden Energiespeichersystems unter besonderer Berücksichtigung der Verlässlichkeit,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29968
J. Böcker, O. Buchholz, C. Romaus, C. Schulte, and K. S. C. Stille, “Selbstoptimierung in der Anwendung,” 2013.
LibreCat
2013 | Book Chapter | LibreCat-ID: 29970
K. S. C. Stille and J. Böcker, “Crosslinked Test Benches,” in Design Methodology for Intelligent Technical Systems, J. Gausemeier, F. Josef Rammig, and W. Schäfer, Eds. Springer, 2013, pp. 46–49.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29965
K. S. C. Stille, C. Romaus, and J. Böcker, “Online capable optimized planning of power split in a hybrid energy storage system,” 2013, doi: 10.1109/eurocon.2013.6625127.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 29966
C. Romaus, D. Wimmelbücker, K. S. C. Stille, and J. Böcker, “Self-optimization energy management considering stochastic influences for a hybrid energy storage of an electric road vehicle,” 2013, doi: 10.1109/iemdc.2013.6556194.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 29604
O. Wallscheid and J. Böcker, “Wirkungsgradoptimale Arbeitspunktsteuerung für einen permanenterregten Synchronmotor mit vergrabenen Magneten unter Berücksichtigung von Temperatureinflüssen,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 29603
A. Specht, S. Ober-Blöbaum, O. Wallscheid, C. Romaus, and J. Böcker, “Discrete-time model of an IPMSM based on variational integrators,” in Electric Machines & Drives Conference (IEMDC), 2013 IEEE International, 2013, pp. 1411–1417.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30326
H. Figge, T. Grote, N. Fröhleke, J. Böcker, and F. Schafmeister, “Two-Phase Interleaving Configuration of the LLC Resonant Converter - Analysis and Experimental Evaluation,” in Proc. IEEE Annual Industrial Electronics Society Conference (IECON), Vienna, Austria, 2013, pp. 1392–1397.
LibreCat
2013 | Book Chapter | LibreCat-ID: 29971
K. S. C. Stille, C. Romaus, and J. Böcker, “Hybrid Energy Storage System (HES),” in Design Methodology for Intelligent Technical Systems, J. Gausemeier, F. Josef Rammig, and W. Schäfer, Eds. Springer, 2013, pp. 42–46.
LibreCat
| Download (ext.)
2013 | Conference Paper | LibreCat-ID: 30549
M. Paradkar and J. Böcker, “Design of a high performance ferrite magnet-assisted synchronous reluctance motor for an electric vehicle,” 2013, doi: 10.1109/iecon.2012.6389234.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30557
M. Leuer and J. Böcker, “Fast online model predictive control of IPMSM using parallel computing on FPGA,” 2013, doi: 10.1109/iemdc.2013.6556221.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30558
C. Schulte and J. Böcker, “Co-simulation of an electric traction drive,” 2013, doi: 10.1109/iemdc.2013.6556215.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30570
L. Tong, H. Zou, M. Sun, and J. Böcker, “Low Latency Hybrid Hardware-in-the-Loop Simulator for Railway Traction System,” 2013, doi: 10.1109/vppc.2013.6671735.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30562
D. V. M. M. Krishna, H. Preckwinkel, N. Fröhleke, and J. Böcker, “A Novel LC Resonant Based Partial Booster Scheme for Improved Efficiency and Reduced Cost of Transformerless Photovoltaic Inverters,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30565
S. Bolte, J. Baurichter, C. Henkenius, N. Fröhleke, J. Böcker, and H. Figge, “Verlustmodellierung und Effizienzoptimierung einer hart schaltenden, netzfreundlichen Pulsgleichrichterstufe (PFC),” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30563
K. Peter and J. Böcker, “Minimierung niederfrequenter Oberschwingungen in Pulsmustern für 2-Level Umrichter in Antriebssystemen mittels winkelmodulierter Partikel Schwarm Optimierung,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30564
L. Keuck, N. Fröhleke, and J. Böcker, “Formaler Regelungsentwurf für netzfreundliche PFC-Ladegleichrichter unter Anwendung eines Netzbeobachters,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30556
H. Sharabash, D. V. M. M. Krishna, N. Fröhleke, and J. Böcker, “High efficiency photovoltaic power conditioning system,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30553
J. Böcker and O. Buchholz, “Can oversampling improve the dynamics of PWM controls?,” 2013, doi: 10.1109/icit.2013.6505952.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30571
Z. Cao, J. Tao, N. Fröhleke, and J. Böcker, “Dynamical modeling for series-parallel resonant converter under optimized modulation,” 2013, doi: 10.1109/apec.2013.6520481.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30551
D. V. M. M. Krishna, N. Fröhleke, J. Böcker, and H. Preckwinkel, “A simplified mathematical model for DC-balancing and capacitor ripple reduction in 3-level inverters,” 2013, doi: 10.1109/icit.2013.6505715.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30561
H. Preckwinkel, A. Bünte, J. Böcker, N. Fröhleke, and K. Dora, “A novel low cost solar central inverters topology with 99.2% efficiency,” 2013, doi: 10.1109/epe.2013.6631769.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30552
J. Solanki, N. Fröhleke, J. Böcker, and P. Wallmeier, “A modular multilevel converter based high-power high-current power supply,” 2013, doi: 10.1109/icit.2013.6505713.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30560
M. Lönneker and J. Böcker, “A novel space vector modulation strategy for thyristor matrix converters,” 2013, doi: 10.1109/epe.2013.6631954.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 29600
W. Peters, O. Wallscheid, and J. Böcker, “A precise open-loop torque control for an interior permanent magnet synchronous motor (IPMSM) considering iron losses,” in IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society, 2012, pp. 2877–2882.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30325
H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Cost-Effective Implementation of a Digitally Controlled LLC Resonant Converter for Application in Server- and Telecom-PSUs,” in Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM), Nuremberg, Germany, 2012, pp. 1–8.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30543
Z. Cao, F. H. Nzeugang, J. Tao, N. Fröhleke, and J. Böcker, “Novel dynamical modeling for series-parallel resonant converter,” 2012, doi: 10.1109/ISIE.2012.6237122.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30540
T. Grote, S. Bolte, N. Fröhleke, and J. Böcker, “Reduction of Total Harmonic Distortion (THD)for Interleaved Converters Operating in Discontinuous Conduction Mode (DCM),” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30544
J. Böcker, M. Sun, Z. Cao, L. Tong, H. Zou, and P. Ranjan, “High Fidelity Hybrid Hardware-in-the-Loop Simulator with FPGA and Processor for AC Railway Traction,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30545
J. Tao, Z. Cao, M. Sun, N. Fröhleke, and J. Böcker, “Full Digital Implementation of an Optimized Modulation Strategy for Series-Parallel Resonant Converter,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30541
O. Buchholz, S. Mathapati, and J. Böcker, “Boosting Dynamics of AC Machines by using FPGA-Based Controls,” 2012.
LibreCat
2012 | Journal Article | LibreCat-ID: 30554
S. Mathapati and J. Böcker, “Analytical and Offline Approach to Select Optimal Hysteresis Bands of DTC for PMSM,” IEEE Transactions on Industrial Electronics, vol. 60, no. 3, pp. 885–895, 2012, doi: 10.1109/tie.2012.2189530.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30538
H. Preckwinkel, D. Krishna, N. Fröhleke, and J. Böcker, “Photovoltaic inverter with high efficiency over a wide operation area - a practical approach,” 2012, doi: 10.1109/iecon.2011.6119432.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30550
Z. Cao, J. Tao, N. Fröhleke, and J. Böcker, “Time-domain steady-state modeling of series-parallel resonant converter under optimized modulation,” 2012, doi: 10.1109/iecon.2012.6388646.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30531
M. Hu, N. Fröhleke, W. Peters, and J. Böcker, “Multi-objective optimization of LCC resonant converter applied in VLF HV generator,” 2012, doi: 10.1109/iecon.2011.6119522.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30533
Z. Cao, F. H. Nzeugang, N. Fröhleke, and J. Böcker, “A comparative study of series-parallel resonant converter by using different modulation strategies,” 2012, doi: 10.1109/iecon.2011.6119333.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30547
J. Solanki, N. Fröhleke, J. Böcker, and P. Wallmeier, “Analysis, design and control of 1MW, high power factor and high current rectifier system,” 2012, doi: 10.1109/ecce.2012.6342604.
LibreCat
| DOI
2011 | Journal Article | LibreCat-ID: 29609
O. Wallscheid, W. Peters, and J. Böcker, “Optimierte Regelung für mobile Elektromotoren,” Aktuelle Technik, vol. 5, no. 1, pp. 30–33, 2011.
LibreCat
2011 | Conference Paper | LibreCat-ID: 29601
W. Peters, O. Wallscheid, and J. Böcker, “Current controller with defined dynamic behavior for an interior permanent magnet synchronous motor,” in IECON 2011-37th Annual Conference of the IEEE Industrial Electronics Society, 2011, pp. 534–538.
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2011 | Conference Paper | LibreCat-ID: 30323
T. Grote, H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, AZ, USA, 2011, pp. 3186–3192.
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2011 | Conference Paper | LibreCat-ID: 30322
H. Figge, T. Grote, N. Fröhleke, J. Böcker, and F. Schafmeister, “Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time,” in Proc. 26th IEEE Applied Power Electronics Conference (APEC), Fort Worth, TX, USA, 2011, pp. 13–20.
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2011 | Conference Paper | LibreCat-ID: 30534
J. Lv, Z. Cao, N. Fröhleke, J. Böcker, H. Yuan, and H. Mi, “Thermal-electrical modeling and simulation of resonantly operated DC-DC converters based on extended describing function method,” 2011.
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2011 | Conference Paper | LibreCat-ID: 30535
W. Peters, T. Huber, and J. Böcker, “Control Realization for an Interior Permanent Magnet Synchronous Motor (IPMSM) in Automotive Drive Trains,” 2011.
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2011 | Conference Paper | LibreCat-ID: 30532
M. Hu, J. Böcker, and N. Fröhleke, “Frequency / duty cycle current-mode fuzzy control for LCC resonant converter,” 2011.
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2010 | Conference Paper | LibreCat-ID: 30516
C. Paiz et al., “FPGA-based realization of self-optimizing drive-controllers,” 2010, doi: 10.1109/iecon.2009.5415402.
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| DOI
2010 | Conference Paper | LibreCat-ID: 30523
C. Romaus, K. Gathmann, and J. Böcker, “Optimal energy management for a hybrid energy storage system for electric vehicles based on Stochastic Dynamic Programming,” 2010, doi: 10.1109/vppc.2010.5728979.
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| DOI
2010 | Conference Paper | LibreCat-ID: 30524
D. Pohlenz and J. Böcker, “Efficiency improvement of an IPMSM using Maximum Efficiency operating strategy,” 2010, doi: 10.1109/epepemc.2010.5606831.
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| DOI
2010 | Conference Paper | LibreCat-ID: 30525
A. Specht and J. Böcker, “Observer for the rotor temperature of IPMSM,” 2010, doi: 10.1109/epepemc.2010.5606818.
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| DOI
2010 | Conference Paper | LibreCat-ID: 30526
T. Schneider, C. Schulte, S. Mathapati, and J. Böcker, “Energy transfer with doubly-excited switched reluctance drive,” 2010, doi: 10.1109/speedam.2010.5545160.
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| DOI
2010 | Conference Paper | LibreCat-ID: 30521
Z. Cao, M. Hu, N. Fröhleke, and J. Böcker, “Modeling and Control Design for a Very Low-Frequency High-Voltage Test System,” 2010, doi: 10.1109/TPEL.2009.2033600.
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| DOI
2010 | Journal Article | LibreCat-ID: 53909
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 2: Geschwindigkeits- und Drehzahlregelung sowie Lageregelung,” antriebstechnik, no. 4, 2010.
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2010 | Journal Article | LibreCat-ID: 53907
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 1: Grundsätzliche Zusammenhänge,” antriebstechnik, no. 1–2, pp. 22–26, 2010.
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2010 | Journal Article | LibreCat-ID: 53911
S. Beineke, A. Bähr, and J. Böcker, “Theoretisch und praktisch erreichbare Regelgüte von Servoantrieben - Teil 3: Einflussgrößen für die erzielbare Bandbreite,” antriebstechnik, no. 6, 2010.
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2010 | Journal Article | LibreCat-ID: 43503
C. Kröger, J. Böcker, and K. Neiß, “Elektromobilität — ein aktuelles Forschungsfeld insbesondere der Regelungstechnik,” at - Automatisierungstechnik, vol. 58, no. 10, pp. 542–545, 2010, doi: 10.1524/auto.2010.9082.
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| DOI
2010 | Journal Article | LibreCat-ID: 43502
J. Böcker, T. Huber, W. Peters, D. Pohlenz, and A. Specht, “Regelung elektrischer Traktionsantriebe in Elektro- und Hybridfahrzeugen,” at - Automatisierungstechnik, vol. 58, no. 10, pp. 599–608, 2010, doi: 10.1524/auto.2010.0871.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30319
T. Grote et al., “Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency,” in Proc. 24th IEEE Applied Power Electronics Conference (APEC), Washington D.C., USA, 2009, pp. 1722–1727.
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2009 | Conference Paper | LibreCat-ID: 30320
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive Digital Slope Compensation for Peak Current Mode Control,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), San Jose, CA, USA, 2009, pp. 3523–3529.
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2009 | Conference Paper | LibreCat-ID: 30502
T. Schneider, B. Schulz, C. Henke, K. Witting, D. Steenken, and J. Böcker, “Energy transfer via linear doubly-fed motor in different operating modes,” 2009, doi: 10.1109/iemdc.2009.5075267.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30515
C. Romaus, J. Böcker, K. Witting, A. Seifried, and O. Znamenshchykov, “Optimal energy management for a hybrid energy storage system combining batteries and double layer capacitors,” 2009, doi: 10.1109/ecce.2009.5316428.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30513
M. Hu, N. Fröhleke, and J. Böcker, “Small-Signal Model and Control Design of LCC Resonant Converter with a Capacitive Load Applied in Very Low Frequency High Voltage Test System,” 2009, doi: 10.1109/ECCE.2009.5316299.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30507
Z. Cao, N. Fröhleke, and J. Böcker, “Control Design for a Very Low-Frequency High-Voltage Test System,” 2009, doi: 10.1109/ECCE.2009.5316441.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30504
W. Peters, B. Schulz, S. Mathapati, and J. Böcker, “Regular-sampled current measurement in AC drives using delta-sigma modulators,” 2009.
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2009 | Conference Paper | LibreCat-ID: 30514
M. Hu, N. Fröhleke, and J. Böcker, “Frequency / duty cycle control of LCC resonant converter supplying high voltage very low frequency test systems,” 2009.
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2009 | Conference Paper | LibreCat-ID: 30509
Z. Cao, N. Fröhleke, and J. Böcker, “Converter and control design for very low-frequency high-voltage test systems,” 2009, doi: 10.1109/ECCE.2009.5316441.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30505
Z. Cao, N. Fröhleke, and J. Böcker, “Design of a Resonant Converter for Very Low-Frequency High-Voltage Test Systems,” 2009.
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2009 | Conference Paper | LibreCat-ID: 30517
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive digital slope compensation for peak current mode control,” 2009, doi: 10.1109/ecce.2009.5316380.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30488
R. Li, N. Fröhleke, H. Wetzel, and J. Böcker, “Investigation of Power Supplies for a Piezoelectric Brake Actuator in Aircrafts,” 2009, doi: 10.1109/ipemc.2006.4778163.
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| DOI
2009 | Conference Paper | LibreCat-ID: 30518
J. Böcker, S. Beineke, and A. Bähr, “On the control bandwidth of servo drives,” 2009.
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2008 | Conference Paper | LibreCat-ID: 30458
J. Böcker and C. Kröger, “Control of permanent magnet synchronous motor with dual-mode position estimation,” 2008, doi: 10.1109/epe.2005.219664.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30448
H. Nijende, N. Fröhleke, and J. Böcker, “Optimized size design of integrated magnetic components using area product approach,” 2008, doi: 10.1109/epe.2005.219605.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30446
H. Wetzel, N. Fröhleke, J. Böcker, P. Ide, and J. Kunze, “Fuel cell inverter system with integrated auxiliary supply,” 2008, doi: 10.1109/epe.2005.219554.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30478
M. Meyer, T. Grote, and J. Böcker, “Direct torque control for interior permanent magnet synchronous motors with respect to optimal efficiency,” 2008, doi: 10.1109/epe.2007.4417370.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30482
B. Schulz, C. Paiz, J. Hagemeyer, S. Mathapati, M. Porrmann, and J. Böcker, “Run-time reconfiguration of FPGA-based drive controllers,” 2008, doi: 10.1109/epe.2007.4417686.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30479
T. Knoke, T. Schneider, and J. Böcker, “Construction of a hybrid electrical racing kart as a student project,” 2008, doi: 10.1109/epe.2007.4417234.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30483
T. Knoke and J. Böcker, “Optimal Power Train Design of a Hybrid Refuse Collector Vehicle,” 2008, doi: 10.1109/vppc.2007.4544237.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30481
S. Mathapati and J. Böcker, “Implementation of dynamically reconfigurable control structures on a single FPGA platform,” 2008, doi: 10.1109/epe.2007.4417504.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30494
R. Li, N. Fröhleke, and J. Böcker, “LLCC-PWM inverter for driving high-power piezoelectric actuators,” 2008, doi: 10.1109/EPEPEMC.2008.4635261.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30496
L. Kolomeitsev et al., “Linear switched reluctance motor as a high efficiency propulsion system for railway vehicles,” 2008, doi: 10.1109/speedham.2008.4581317.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30495
C. Henke, M. Tichy, T. Schneider, J. Böcker, and W. Schäfer, “System Architecture and Risk Management for Autonomous Railway Convoys,” 2008, doi: 10.1109/systems.2008.4518986.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30474
R. Li, N. Fröhleke, and J. Böcker, “Analysis and Design of a Novel Three-Level LLCC Inverter Supplying an Airborne Piezoelectric Brake Actuator,” 2008, doi: 10.1109/pesc.2007.4342341.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30491
R. Li, M. Lönneker, N. Fröhleke, and J. Böcker, “Design of Power Supply for Driving High Power Piezoelectric Actuators,” 2008, doi: 10.1109/08ias.2008.305.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30499
L. Kolomeitsev et al., “Control of a linear switched reluctance motor as a propulsion system for autonomous railway vehicles,” 2008, doi: 10.1109/epepemc.2008.4635495.
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| DOI
2007 | Conference Paper | LibreCat-ID: 30466
R. Li, N. Fröhleke, and J. Böcker, “Analysis and Design of a Novel Three-Level LLCC Inverter Supplying an Airborne Piezoelectric Brake Actuator,” 2007, doi: 10.1109/pesc.2007.4342341.
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| DOI
2007 | Conference Paper | LibreCat-ID: 30472
J. Böcker and S. Mathapati, “State of the Art of Induction Motor Control,” 2007, doi: 10.1109/iemdc.2007.383643.
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| DOI
2007 | Conference Paper | LibreCat-ID: 30485
T. Grote, M. Meyer, and J. Böcker, “Direct Torque Control für den verlustoptimalen Betrieb eines Permanentmagnet-Synchronmotors mit eingebetteten Magneten,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30487
T. Knoke, C. Romaus, and J. Böcker, “Optimization and Comparison of Heuristic Control Strategies for Parallel Hybrid-Electric Vehicles,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30473
T. Knoke and J. Böcker, “Potenziale eines hybriden Fahrzeugantriebs in einem Abfallsammelfahrzeug,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30471
H. Wetzel, R. Li, N. Fröhleke, and J. Böcker, “Piezoelektrische Flugzeugbremse,” 2007.
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2007 | Conference Paper | LibreCat-ID: 30484
C. Henke, C. Rustemeier, T. Schneider, J. Böcker, and A. Trächtler, “RailCab – Ein Schienenverkehrssystem mit autonomen, Linearmotor getriebenen Einzelfahrzeugen,” 2007.
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2006 | Conference Paper | LibreCat-ID: 30464
M. Meyer and J. Böcker, “Transient peak currents in permanent magnet synchronous motors for symmetrical short circuits,” 2006, doi: 10.1109/speedam.2006.1649806.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30467
T. Knoke, C. Romaus, J. Böcker, A. Dell’Aere, and K. Witting, “Energy Management for an Onboard Storage System Based on Multi-Objective Optimization,” 2006, doi: 10.1109/iecon.2006.347705.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30459
H. Wetzel, N. Fröhleke, J. Böcker, S. Ouchouche, D. Bezanere, and F. Cugnon, “Modelling and Control of a Multi-Mass Ultrasonic Motor for Airborne Applications,” 2006, doi: 10.1109/iecon.2006.347839.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30469
J. Böcker, B. Schulz, T. Knoke, and N. Fröhleke, “Self-Optimization as a Framework for Advanced Control Systems,” 2006, doi: 10.1109/iecon.2006.348115.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30465
R. Li, N. Fröhleke, H. Wetzel, and J. Böcker, “Investigation of Power Supplies for a Piezoelectric Brake Actuator in Aircrafts,” 2006, doi: 10.1109/ipemc.2006.4778163.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30460
H. Wetzel, N. Fröhleke, J. Böcker, and P. Ide, “High Efficient 3kW Three-Stage Power Supply,” 2006, doi: 10.1109/apec.2006.1620716.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30468
C. Henke, N. Fröhleke, and J. Böcker, “Advanced convoy control strategy for autonomously driven railway vehicles,” 2006, doi: 10.1109/itsc.2006.1707417.
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| DOI
2006 | Conference Paper | LibreCat-ID: 30462
A. Pottharst, C. Henke, T. Schneider, J. Böcker, and H. Grotstollen, “Drive Control and Position Measurement of RailCab Vehicles Driven by Linear Motors,” presented at the Int. Symposium on Instrumentation and Control Technology (ISICT), Beijing, China, 2006.
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2006 | Conference Paper | LibreCat-ID: 30461
T. Schneider, B. Schulz, C. Henke, and J. Böcker, “Redundante Positionserfassung für ein spurgeführtes linearmotorgetriebenes Bahnfahrzeug,” 2006.
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2006 | Conference Paper | LibreCat-ID: 30463
M. Meyer and J. Böcker, “Optimum Control for Interior Permanent Magnet Synchronous Motors (IPMSM) in Constant Torque and Flux Weakening Range,” 2006, doi: 10.1109/epepemc.2006.4778413.
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| DOI
2005 | Conference Paper | LibreCat-ID: 30449
R. Li et al., “Design and implementation of a hybrid energy supply system for railway vehicles,” 2005, doi: 10.1109/apec.2005.1452979.
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| DOI
2005 | Conference Paper | LibreCat-ID: 30451
C. Henke, H. Vöcking, J. Böcker, N. Fröhleke, and A. Trächtler, “Convoy Operation of Linear Motor Driven Railway Vehicles, Kobe - Awaji, Japan,” presented at the LDIA 2005, The Fifth International Symposium on Linear Drives for Industry Applications, Kobe - Awaji, Japan, 2005.
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2005 | Conference Paper | LibreCat-ID: 30452
H. Grotstollen, J. Böcker, and N. Fröhleke, “Simulation of Power Electronic Circuits,” presented at the ICSC 2005, Peking, China, 2005.
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2005 | Conference Paper | LibreCat-ID: 30450
R. Li, N. Fröhleke, J. Böcker, and P. Ide, “ZVZCS Isolated Converter for Renewable Energy System with Extra Wide Voltage Range,” presented at the International PCIM Conference 2005, Nürnberg, Deutschland, 2005.
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2004 | Journal Article | LibreCat-ID: 29920
J. Böcker, N. Amann, and B. Schulz, “Active Suppression of Torsional Oscillations,” IFAC Proceedings Volumes, vol. 37, no. 14, pp. 319–324, 2004, doi: 10.1016/s1474-6670(17)31123-0.
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| DOI
2004 | Journal Article | LibreCat-ID: 29924
N. Amann, J. Böcker, and F. Prenner, “Active Damping of Drive Train Oscillations for an Electrically Driven Vehicle,” IEEE/ASME Transactions on Mechatronics, vol. 9, no. 4, pp. 697–700, 2004, doi: 10.1109/tmech.2004.839036.
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| DOI
2004 | Conference Paper | LibreCat-ID: 29922
J. Böcker, “Tolerance band controller for a three-level four-quadrant converter including DC link balancing,” presented at the PESC, Aachen, 2004, doi: 10.1109/pesc.2004.1354749.
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| DOI
2004 | Conference Paper | LibreCat-ID: 30437
H. D. Njiende, N. Fröhleke, and J. Böcker, “Derivation of integrated magnetic components using reluctance and mathematical modeling,” 2004, doi: 10.1109/pesc.2004.1354859.
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| DOI
2004 | Conference Paper | LibreCat-ID: 30432
H. Wetzel, A. Siegel, H. Njiende, N. Fröhleke, and J. Böcker, “Low Voltage Asymmetrical Half-Bridge Converter with Integrated Magnetics,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30433
B. Schulz, A. Pottharst, N. Fröhleke, and J. Böcker, “Modelling of Influences to a Linear-Drive-System,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30434
A. Pottharst, K. Baptist, O. Schütze, J. Böcker, N. Fröhleke, and M. Dellnitz, “Operating Point Assignment of a Linear Motor Driven Vehicle Using Multiobjective Optimization Methods,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30435
R. Li, A. Pottharst, N. Fröhleke, and J. Böcker, “Energy Storage Scheme for Rail-guided Shuttle using Ultracapacitor and Battery,” presented at the 11th International Power Electronics and Motion Control Conferences, Riga, Latvia, 2004.
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2004 | Conference Paper | LibreCat-ID: 30438
R. Li, A. Pottharst, N. Fröhleke, and J. Böcker, “Analysis and Design of Improved Isolated Full-Bridge Bi-Directional DC-DC Converter,” presented at the PESC 2004, Aachen, Germany, 2004.
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2004 | Conference Paper | LibreCat-ID: 30440
A. Pottharst, B. Schulz, and J. Böcker, “Kommunikationssystem einer Anlage mit doppelt gespeistem Linearmotor,” presented at the SPS/IPC/DRIVES 2004, Nürnberg, Deutschland, 2004.
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