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540 Publications
2025 | Journal Article | LibreCat-ID: 59805
Unruh, Roland, Joachim Böcker, and Frank Schafmeister. “Adaptive DC-Link Voltage Control for 22 KW, 40 KHz LLC Resonant Converter Considering Low-Frequency Voltage Ripple.” Electronics 14, no. 8 (2025). https://doi.org/10.3390/electronics14081517.
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2025 | Conference Paper | LibreCat-ID: 63157
Unruh, Roland, Joachim Böcker, and Frank Schafmeister. “Three-Phase Instantaneous Current Controller for Unbalanced Grid Inductors Without DQ Transform for Cascaded H-Bridge Converters.” In 2025 Energy Conversion Congress &Amp; Expo Europe (ECCE Europe). IEEE, 2025. https://doi.org/10.1109/ecce-europe62795.2025.11238538.
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2025 | Conference Paper | LibreCat-ID: 60746
Jakobeit, Darius, Mario Peña López, Maximilian Schenke, Barnabas Haucke-Korber, and Oliver Wallscheid. “Structural Optimization of Meta-Reinforcement Learning-Based Finite-Control-Set Direct Torque Control of Permanent Magnet Synchronous Motors.” In 2025 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, 2025. https://doi.org/10.1109/iemdc60492.2025.11061179.
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2025 | Conference Paper | LibreCat-ID: 60745
Haucke-Korber, Barnabas, Nyi Nyi Aung, Maximilian Schenke, Mario Peña López, Darius Jakobeit, and Oliver Wallscheid. “Reinforcement Learning-Based Direct Torque Control of Externally Excited Synchronous Motors: A Proof of Concept.” In 2025 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, 2025. https://doi.org/10.1109/iemdc60492.2025.11061093.
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2025 | Conference Paper | LibreCat-ID: 60744
Peña López, Mario, Maximilian Schenke, Darius Jakobeit, Barnabas Haucke-Korber, and Oliver Wallscheid. “Reinforcement Learning Control of Three-Level Converter Permanent Magnet Synchronous Machine Drives.” In 2025 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, 2025. https://doi.org/10.1109/iemdc60492.2025.11061032.
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2025 | Journal Article | LibreCat-ID: 63498
Kirchgässner, Wilhelm, Nikolas Förster, Till Piepenbrock, Oliver Schweins, and Oliver Wallscheid. “HARDCORE: H-Field and Power Loss Estimation for Arbitrary Waveforms With Residual, Dilated Convolutional Neural Networks in Ferrite Cores.” IEEE Transactions on Power Electronics 40, no. 2 (2025): 3326–35. https://doi.org/10.1109/TPEL.2024.3488174.
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2025 | Conference Paper | LibreCat-ID: 63496
Foerster, Nikolas, Daniel Urbaneck, Maximilian Schenke, Anastacia Ebers, Nicolas Schoenlau, Oliver Wallscheid, and Frank Schafmeister. “Improving the Usability of Calorimetric Measuring Chambers for Reliable Thermal Measurements.” In PCIM Conference 2025; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2881–90, 2025. https://doi.org/10.30420/566541386.
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2024 | Conference Paper | LibreCat-ID: 54355
Urbaneck, Daniel, Jan Wiegard, and Frank Schafmeister. “Analysis of Inverter Operation Modes of an IGBT-Based ZCS LLC Converter for a 2 KW Automotive On-Board DC-DC.” In PCIM Europe 2024; IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. Nuremberg, n.d.
LibreCat
2024 | Conference Paper | LibreCat-ID: 54353
Piepenbrock, Till, Lukas Keuck, Sebastian Schachten, Joachim Böcker, and Frank Schafmeister. “Study on Sample Geometries for Ferrite Characterisation in the MHz-Range.” In PCIM Europe 2024; IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. Nuremberg, n.d.
LibreCat
2024 | Conference Paper | LibreCat-ID: 54354
Förster, Nikolas, Daniel Urbaneck, Benedikt Kohlhepp, Daniel Kübrich, and Frank Schafmeister. “Pitfalls and Their Avoidability in the Double-Pulse Test.” In PCIM Europe 2024; IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. Nuremberg, n.d.
LibreCat
2024 | Journal Article | LibreCat-ID: 53309
Hölsch, Lukas, Anian Brosch, Richard Steckel, Tristan Braun, Sebastian Wendel, Joachim Böcker, and Oliver Wallscheid. “Insights and Challenges of Co-Simulation-Based Optimal Pulse Pattern Evaluation for Electric Drives.” IEEE Transactions on Energy Conversion, 2024, 1–12. https://doi.org/10.1109/tec.2024.3374962.
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2024 | Conference Paper | LibreCat-ID: 54357
Piepenbrock, Till, Frank Schafmeister, and Joachim Böcker. “FEM Modelling of Dimensional-Resonant Inductors for LLC Converters in MHz Range.” In SPEEDAM 2024; 27th International Symposium on Power Electronics, Electrical Drives, Automation and Motion. Ischia, n.d. https://doi.org/10.1109/SPEEDAM61530.2024.10609111.
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2024 | Conference Paper | LibreCat-ID: 54356
Unruh, Roland, Joachim Böcker, and Frank Schafmeister. “Experimentally Verified 22 KW, 40 KHz LLC Resonant Converter Design with New Control for a 1 MW Cascaded H-Bridge Converter.” In ECCE Europe 2024; IEEE Energy Conversion Congress & Exposition Europe. Darmstadt: IEEE, n.d. https://doi.org/10.1109/ECCEEurope62508.2024.10751954.
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2024 | Conference Paper | LibreCat-ID: 58648
Unruh, Roland, Joachim Böcker, and Frank Schafmeister. “Experimentally Verified 22 KW, 40 KHz LLC Resonant Converter Design with New Control for a 1 MW Cascaded H-Bridge Converter.” In Proceedings of the Energy Conversion Congress & Expo (ECCE Europe). IEEE, 2024. https://doi.org/10.1109/ECCEEurope62508.2024.10751954.
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2024 | Dissertation | LibreCat-ID: 58756
Kirchgässner, Wilhelm. Data-Driven Thermal Modeling of a Permanent Magnet Synchronous Motor with Machine Learning. LibreCat University, 2024. https://doi.org/10.17619/UNIPB/1-2068.
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2024 | Dissertation | LibreCat-ID: 58757
Rehlaender, Philipp. Single-Stage DC-DC Converters for a Wide Input & Output Voltage Range. LibreCat University, 2024. https://doi.org/10.17619/UNIPB/1-2148.
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2024 | Dissertation | LibreCat-ID: 58682
Brosch, Anian. Time-Optimal Control of Synchronous Machines in the Whole Modulation Range Considering Current and Torque Constraints , 2024. https://doi.org/10.17619/UNIPB/1-2064.
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2024 | Conference Paper | LibreCat-ID: 63497
Förster, Nikolas, Oliver Wallscheid, and Frank Schafmeister. “Dual-Active Bridge Sequential Pareto Optimization for Fast Pre-Design and Final Component Selection.” In 2024 IEEE Design Methodologies Conference (DMC), 1–8, 2024. https://doi.org/10.1109/DMC62632.2024.10812131.
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2023 | Journal Article | LibreCat-ID: 48059
Winkel, Fabian, Oliver Wallscheid, Peter Scholz, and Joachim Böcker. “Pseudo-Labeling Machine Learning Algorithm for Predictive Maintenance of Relays.” IEEE Open Journal of the Industrial Electronics Society, 2023, 1–14. https://doi.org/10.1109/ojies.2023.3323870.
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2023 | Journal Article | LibreCat-ID: 48058
Winkel, Fabian, Johannes Deuse-Kleinsteuber, and Joachim Böcker. “Run-to-Failure Relay Dataset for Predictive Maintenance Research With Machine Learning.” IEEE Transactions on Reliability, 2023, 1–14. https://doi.org/10.1109/tr.2023.3255786.
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