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94 Publications
2022 | Conference Paper | LibreCat-ID: 40212
Reinforcement Learning-Based Deep Q Direct Torque Control with Adaptable Switching Frequency Towards Six-Step Operation of Permanent Magnet Synchronous Motors
B. Haucke-Korber, M. Schenke, O. Wallscheid, in: IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
LibreCat
B. Haucke-Korber, M. Schenke, O. Wallscheid, in: IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
2022 | Journal Article | LibreCat-ID: 34065
Thermal neural networks: Lumped-parameter thermal modeling with state-space machine learning
W. Kirchgässner, O. Wallscheid, J. Böcker, Engineering Applications of Artificial Intelligence 117 (2022).
LibreCat
| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, Engineering Applications of Artificial Intelligence 117 (2022).
2022 | Conference Paper | LibreCat-ID: 32859
Learning Thermal Properties and Temperature Models of Electric Motors with Neural Ordinary Differential Equations
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2022 International Power Electronics Conference (IPEC-Himeji 2022- ECCE Asia), IEEE, 2022.
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| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2022 International Power Electronics Conference (IPEC-Himeji 2022- ECCE Asia), IEEE, 2022.
2022 | Journal Article | LibreCat-ID: 44163
LLC Resonant Converter Modulations for Reduced Junction Temperatures in Half-Bridge Mode and Transformer Flux in the On-the-Fly Morphing Thereto
P. Rehlaender, O. Wallscheid, F. Schafmeister, J. Böcker, IEEE Transactions on Power Electronics 37 (2022) 13413–13427.
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| DOI
P. Rehlaender, O. Wallscheid, F. Schafmeister, J. Böcker, IEEE Transactions on Power Electronics 37 (2022) 13413–13427.
2022 | Conference Paper | LibreCat-ID: 42894
Application of Thermal Neural Networks on a Small-Scale Electric Motor
W. Kirchgässner, D. Wöckinger, O. Wallscheid, G. Bramerdorfer, J. Böcker, in: IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
LibreCat
W. Kirchgässner, D. Wöckinger, O. Wallscheid, G. Bramerdorfer, J. Böcker, in: IKMT 2022; 13. GMM/ETG-Symposium, 2022, pp. 1–6.
2022 | Journal Article | LibreCat-ID: 31085
Data-Driven Adaptive Torque Oscillation Compensation for Multi-Motor Drive Systems
A. Brosch, J. Rauhaus, O. Wallscheid, J. Böcker, D. Zimmer, IEEE Open Journal of Industry Applications (2022).
LibreCat
| DOI
A. Brosch, J. Rauhaus, O. Wallscheid, J. Böcker, D. Zimmer, IEEE Open Journal of Industry Applications (2022).
2022 | Conference Paper | LibreCat-ID: 35126
An Open-Source FEM Magnetic Toolbox for Calculating Electric and Thermal Behavior of Power Electronic Magnetic Components
N. Förster, J. Hölscher, T. Piepenbrock, P. Rehlaender, O. Wallscheid, F. Schafmeister, J. Böcker, in: 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), 2022, p. P.1-P.9.
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N. Förster, J. Hölscher, T. Piepenbrock, P. Rehlaender, O. Wallscheid, F. Schafmeister, J. Böcker, in: 2022 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), 2022, p. P.1-P.9.
2021 | Journal Article | LibreCat-ID: 29657
Model Predictive Control of Permanent Magnet Synchronous Motors in the Overmodulation Region Including Six-Step Operation
A. Brosch, O. Wallscheid, J. Böcker, IEEE Open Journal of Industry Applications 2 (2021) 47–63.
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| DOI
A. Brosch, O. Wallscheid, J. Böcker, IEEE Open Journal of Industry Applications 2 (2021) 47–63.
2021 | Conference Paper | LibreCat-ID: 29663
Temperature estimation of electric machines using a hybrid model of feed-forward neural and low-order lumped-parameter thermal networks
E.G. Gedlu, O. Wallscheid, J. Böcker, in: 2021 IEEE International Electric Machines & Drives Conference (IEMDC), 2021, pp. 1–8.
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| DOI
E.G. Gedlu, O. Wallscheid, J. Böcker, in: 2021 IEEE International Electric Machines & Drives Conference (IEMDC), 2021, pp. 1–8.
2021 | Journal Article | LibreCat-ID: 22162
Transferring Online Reinforcement Learning for Electric Motor Control From Simulation to Real-World Experiments
G. Book, A. Traue, P. Balakrishna, A. Brosch, M. Schenke, S. Hanke, W. Kirchgässner, O. Wallscheid, IEEE Open Journal of Power Electronics (2021) 187–201.
LibreCat
| DOI
G. Book, A. Traue, P. Balakrishna, A. Brosch, M. Schenke, S. Hanke, W. Kirchgässner, O. Wallscheid, IEEE Open Journal of Power Electronics (2021) 187–201.
2021 | Journal Article | LibreCat-ID: 29653
Safe Bayesian Optimization for Data-Driven Power Electronics Control Design in Microgrids: From Simulations to Real-World Experiments
D. Weber, S. Heid, H. Bode, J. Lange, E. Hüllermeier, O. Wallscheid, IEEE Access 9 (2021) 35654–35669.
LibreCat
| DOI
D. Weber, S. Heid, H. Bode, J. Lange, E. Hüllermeier, O. Wallscheid, IEEE Access 9 (2021) 35654–35669.
2021 | Journal Article | LibreCat-ID: 30030
Accurate Torque Control for Induction Motors by Utilizing a Globally Optimized Flux Observer
M. Stender, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics 36 (2021) 13261–13274.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics 36 (2021) 13261–13274.
2021 | Conference Paper | LibreCat-ID: 30031
Accurate Torque Estimation for Induction Motors by Utilizing a Hybrid Machine Learning Approach
M. Stender, O. Wallscheid, J. Böcker, in: 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC), IEEE, 2021.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, in: 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC), IEEE, 2021.
2021 | Conference Paper | LibreCat-ID: 30029
Combined Electrical-Thermal Gray-Box Model and Parameter Identification of an Induction Motor
M. Stender, O. Wallscheid, J. Böcker, in: IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society, IEEE, 2021.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, in: IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society, IEEE, 2021.
2021 | Conference Paper | LibreCat-ID: 30032
Gray-Box Loss Model for Induction Motor Drives
M. Stender, O. Wallscheid, J. Böcker, in: 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC), IEEE, 2021.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, in: 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC), IEEE, 2021.
2021 | Conference Paper | LibreCat-ID: 29665
Comparison of Artificial Neural Network and Least Squares Prediction Models for Finite-Control-Set Model Predictive Control of a Permanent Magnet Synchronous Motor
S. Hanke, O. Wallscheid, J. Böcker, in: IET Digital Library, 2021.
LibreCat
| DOI
S. Hanke, O. Wallscheid, J. Böcker, in: IET Digital Library, 2021.
2021 | Journal Article | LibreCat-ID: 29664
Thermal Monitoring of Electric Motors: State-of-the-Art Review and Future Challenges
O. Wallscheid, IEEE Open Journal of Industry Applications (2021).
LibreCat
O. Wallscheid, IEEE Open Journal of Industry Applications (2021).
2021 | Journal Article | LibreCat-ID: 21251
Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning: A Benchmark
W. Kirchgässner, O. Wallscheid, J. Böcker, IEEE Transactions on Energy Conversion 36 (2021) 2059–2067.
LibreCat
| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, IEEE Transactions on Energy Conversion 36 (2021) 2059–2067.
2021 | Journal Article | LibreCat-ID: 21254
gym-electric-motor (GEM): A Python toolbox for the simulation of electric drive systems
P. Balakrishna, G. Book, W. Kirchgässner, M. Schenke, A. Traue, O. Wallscheid, Journal of Open Source Software (2021).
LibreCat
| DOI
P. Balakrishna, G. Book, W. Kirchgässner, M. Schenke, A. Traue, O. Wallscheid, Journal of Open Source Software (2021).
2021 | Journal Article | LibreCat-ID: 25031
A Deep Q-Learning Direct Torque Controller for Permanent Magnet Synchronous Motors
M. Schenke, O. Wallscheid, IEEE Open Journal of the Industrial Electronics Society (2021) 388–400.
LibreCat
| DOI
M. Schenke, O. Wallscheid, IEEE Open Journal of the Industrial Electronics Society (2021) 388–400.
2021 | Journal Article | LibreCat-ID: 29662
Improved Exploring Starts by Kernel Density Estimation-Based State-Space Coverage Acceleration in Reinforcement Learning
M. Schenke, O. Wallscheid, ArXiv Preprint ArXiv:2105.08990 (2021).
LibreCat
M. Schenke, O. Wallscheid, ArXiv Preprint ArXiv:2105.08990 (2021).
2021 | Journal Article | LibreCat-ID: 21557
Torque and Inductances Estimation for Finite Model Predictive Control of Highly Utilized Permanent Magnet Synchronous Motors
A. Brosch, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Informatics (2021).
LibreCat
| DOI
A. Brosch, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Informatics (2021).
2021 | Preprint | LibreCat-ID: 29655
Thermal Neural Networks: Lumped-Parameter Thermal Modeling With State-Space Machine Learning
W. Kirchgässner, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2103.16323 (2021).
LibreCat
W. Kirchgässner, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2103.16323 (2021).
2020 | Journal Article | LibreCat-ID: 21252
Toward a Reinforcement Learning Environment Toolbox for Intelligent Electric Motor Control
A. Traue, G. Book, W. Kirchgässner, O. Wallscheid, IEEE Transactions on Neural Networks and Learning Systems (2020) 1–10.
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| DOI
A. Traue, G. Book, W. Kirchgässner, O. Wallscheid, IEEE Transactions on Neural Networks and Learning Systems (2020) 1–10.
2020 | Journal Article | LibreCat-ID: 21250
Estimating Electric Motor Temperatures with Deep Residual Machine Learning
W. Kirchgässner, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics 36 (2020) 7480–7488.
LibreCat
| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics 36 (2020) 7480–7488.
2020 | Journal Article | LibreCat-ID: 21558
Data-Driven Recursive Least Squares Estimation for Model Predictive Current Control of Permanent Magnet Synchronous Motors
A. Brosch, S. Hanke, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics (2020) 2179–2190.
LibreCat
| DOI
A. Brosch, S. Hanke, O. Wallscheid, J. Böcker, IEEE Transactions on Power Electronics (2020) 2179–2190.
2020 | Conference Paper | LibreCat-ID: 29956
Emulation of Microgrids for Research and Validation of Control and Operation Strategies
K.S.C. Stille, D. Weber, J. Lange, T. Vogt, O. Wallscheid, J. Böcker, in: 2020 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2020.
LibreCat
| DOI
K.S.C. Stille, D. Weber, J. Lange, T. Vogt, O. Wallscheid, J. Böcker, in: 2020 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2020.
2020 | Journal Article | LibreCat-ID: 30033
Comparison of Gray-Box and Black-Box Two-Level Three-Phase Inverter Models for Electrical Drives
M. Stender, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Electronics 68 (2020) 8646–8656.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Electronics 68 (2020) 8646–8656.
2020 | Conference Paper | LibreCat-ID: 30036
Accurate Torque Estimation for Induction Motors by Utilizing Globally Optimized Flux Observers
M. Stender, O. Wallscheid, J. Böcker, in: 2020 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2020.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, in: 2020 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2020.
2020 | Journal Article | LibreCat-ID: 29649
OMG: A scalable and flexible simulation and testing environment toolbox for intelligent microgrid control
S. Heid, D. Weber, H. Bode, E. Hüllermeier, O. Wallscheid, Journal of Open Source Software 5 (2020) 2435.
LibreCat
S. Heid, D. Weber, H. Bode, E. Hüllermeier, O. Wallscheid, Journal of Open Source Software 5 (2020) 2435.
2020 | Journal Article | LibreCat-ID: 29644
Towards a scalable and flexible simulation and testing environment toolbox for intelligent microgrid control
H. Bode, S. Heid, D. Weber, E. Hüllermeier, O. Wallscheid, ArXiv Preprint ArXiv:2005.04869 (2020).
LibreCat
H. Bode, S. Heid, D. Weber, E. Hüllermeier, O. Wallscheid, ArXiv Preprint ArXiv:2005.04869 (2020).
2020 | Conference Paper | LibreCat-ID: 29641
Permanent magnet synchronous machine temperature estimation using low-order lumped-parameter thermal network with extended iron loss model
E.G. Gedlu, O. Wallscheid, J. Böcker, in: The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), 2020, pp. 937–942.
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E.G. Gedlu, O. Wallscheid, J. Böcker, in: The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), 2020, pp. 937–942.
2020 | Journal Article | LibreCat-ID: 29643
Investigation of disturbance observers for model predictive current control in electric drives
O. Wallscheid, E.F.B. Ngoumtsa, IEEE Transactions on Power Electronics 35 (2020) 13563–13572.
LibreCat
O. Wallscheid, E.F.B. Ngoumtsa, IEEE Transactions on Power Electronics 35 (2020) 13563–13572.
2020 | Journal Article | LibreCat-ID: 29642
Data Set Description: Identifying the Physics Behind an Electric Motor–Data-Driven Learning of the Electrical Behavior (Part II)
S. Hanke, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2003.06268 (2020).
LibreCat
S. Hanke, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2003.06268 (2020).
2020 | Journal Article | LibreCat-ID: 29640
Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning
W. Kirchgässner, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2001.06246 (2020).
LibreCat
W. Kirchgässner, O. Wallscheid, J. Böcker, ArXiv Preprint ArXiv:2001.06246 (2020).
2020 | Report | LibreCat-ID: 30034
Data Set Description: Three-Phase IGBT Two-Level Inverter for Electrical Drives
M. Stender, O. Wallscheid, J. Böcker, Data Set Description: Three-Phase IGBT Two-Level Inverter for Electrical Drives, 2020.
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| DOI
M. Stender, O. Wallscheid, J. Böcker, Data Set Description: Three-Phase IGBT Two-Level Inverter for Electrical Drives, 2020.
2019 | Journal Article | LibreCat-ID: 25030
Controller Design for Electrical Drives by Deep Reinforcement Learning: A Proof of Concept
M. Schenke, W. Kirchgässner, O. Wallscheid, IEEE Transactions on Industrial Informatics (2019) 4650–4658.
LibreCat
| DOI
M. Schenke, W. Kirchgässner, O. Wallscheid, IEEE Transactions on Industrial Informatics (2019) 4650–4658.
2019 | Conference Paper | LibreCat-ID: 21247
Empirical Evaluation of Exponentially Weighted Moving Averages for Simple Linear Thermal Modeling of Permanent Magnet Synchronous Machines
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019.
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| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019.
2019 | Conference Paper | LibreCat-ID: 21249
Deep Residual Convolutional and Recurrent Neural Networks for Temperature Estimation in Permanent Magnet Synchronous Motors
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019.
LibreCat
| DOI
W. Kirchgässner, O. Wallscheid, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019.
2019 | Conference Paper | LibreCat-ID: 30035
Development of a Black-Box Two-Level IGBT Three-Phase Inverter Compensation Scheme for Electrical Drives
M. Stender, O. Wallscheid, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), IEEE, 2019.
LibreCat
| DOI
M. Stender, O. Wallscheid, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), IEEE, 2019.
2019 | Conference Paper | LibreCat-ID: 29636
Finite-control-set model predictive control for a permanent magnet synchronous motor application with online least squares system identification
S. Hanke, S. Peitz, O. Wallscheid, J. Böcker, M. Dellnitz, in: 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2019, pp. 1–6.
LibreCat
S. Hanke, S. Peitz, O. Wallscheid, J. Böcker, M. Dellnitz, in: 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE), 2019, pp. 1–6.
2019 | Conference Paper | LibreCat-ID: 29634
Stator flux-based field-oriented position-sensorless control of permanent magnet synchronous motors with limited parameter knowledge
O. Wallscheid, M.S. Shafiq, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019, pp. 402–407.
LibreCat
O. Wallscheid, M.S. Shafiq, J. Böcker, in: 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE), 2019, pp. 402–407.
2019 | Conference Paper | LibreCat-ID: 29633
Hierarchical model predictive speed and current control of an induction machine drive with moving-horizon load torque estimator
O. Wallscheid, E.F.B. Ngoumtsa, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2188–2195.
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O. Wallscheid, E.F.B. Ngoumtsa, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2188–2195.
2019 | Conference Paper | LibreCat-ID: 29637
Continuous-control-set model predictive control with integrated modulator in permanent magnet synchronous motor applications
S. Hanke, O. Wallscheid, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2210–2216.
LibreCat
S. Hanke, O. Wallscheid, J. Böcker, in: 2019 IEEE International Electric Machines & Drives Conference (IEMDC), 2019, pp. 2210–2216.
2019 | Journal Article | LibreCat-ID: 29629
Improved Fusion of Permanent Magnet Temperature Estimation Techniques for Synchronous Motors Using a Kalman Filter
D.E.E. Gaona, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Electronics (2019).
LibreCat
D.E.E. Gaona, O. Wallscheid, J. Böcker, IEEE Transactions on Industrial Electronics (2019).
2018 | Conference Paper | LibreCat-ID: 29943
Energy Management for a Nano-CHP Unit and an Electrical Storage System in a Residential Application
D. Weber, K.S.C. Stille, O. Wallscheid, J. Böcker, in: 2018 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2018.
LibreCat
| DOI
D. Weber, K.S.C. Stille, O. Wallscheid, J. Böcker, in: 2018 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), IEEE, 2018.
2018 | Conference Paper | LibreCat-ID: 29628
Improving torque and speed estimation accuracy by conjoint parameter identification and unscented Kalman filter design for induction machines
O. Wallscheid, M. Schenke, J. Böcker, in: 2018 21st International Conference on Electrical Machines and Systems (ICEMS), 2018, pp. 1181–1186.
LibreCat
O. Wallscheid, M. Schenke, J. Böcker, in: 2018 21st International Conference on Electrical Machines and Systems (ICEMS), 2018, pp. 1181–1186.
2018 | Conference Paper | LibreCat-ID: 29625
A combined approach to identify induction machine parameters and to design an extended kalman filter for speed and torque estimation
O. Wallscheid, M. Schenke, J. Böcker, in: 2018 IEEE 18th International Power Electronics and Motion Control Conference (PEMC), 2018, pp. 793–799.
LibreCat
O. Wallscheid, M. Schenke, J. Böcker, in: 2018 IEEE 18th International Power Electronics and Motion Control Conference (PEMC), 2018, pp. 793–799.
2018 | Journal Article | LibreCat-ID: 29624
Koopman Operator-Based Finite-Control-Set Model Predictive Control for Electrical Drives
S. Hanke, S. Peitz, O. Wallscheid, S. Klus, J. Böcker, M. Dellnitz, ArXiv Preprint ArXiv:1804.00854 (2018).
LibreCat
S. Hanke, S. Peitz, O. Wallscheid, S. Klus, J. Böcker, M. Dellnitz, ArXiv Preprint ArXiv:1804.00854 (2018).
2018 | Conference Paper | LibreCat-ID: 6523
Lifetime Extension of Photovoltaic Modules by Influencing the Module Temperature Using Phase Change Material
D. Weber, M.I. Rafsan Jani, M. Grabo, O. Wallscheid, T. Klaus, S. Krauter, J. Böcker, in: World Conference on Photovoltaic Energy Conversion (WCPEC-7), 45th IEEE PVSC, 28th PVSEC, 34th EU PVSEC., Waikoloa Village, Big Island, Hawaii (USA), 2018.
LibreCat
| DOI
D. Weber, M.I. Rafsan Jani, M. Grabo, O. Wallscheid, T. Klaus, S. Krauter, J. Böcker, in: World Conference on Photovoltaic Energy Conversion (WCPEC-7), 45th IEEE PVSC, 28th PVSEC, 34th EU PVSEC., Waikoloa Village, Big Island, Hawaii (USA), 2018.