Urbaneck, Daniel, Philipp Rehlaender, Joachim Böcker, and Frank Schafmeister. “LLC Converter in Capacitive Operation Utilizing ZCS for IGBTs – Theory, Concept and Verification of a 2 KW DC-DC Converter for EVs.” In 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021.

Stender, Marius, Oliver Wallscheid, and Joachim Böcker. “Accurate Torque Control for Induction Motors by Utilizing a Globally Optimized Flux Observer.”https://doi.org/10.1109/tpel.2021.3080129__IEEE Transactions on Power Electronics 36, no. 11 (2021): 13261–74.https://doi.org/10.1109/tpel.2021.3080129 .

Stender, Marius, Oliver Wallscheid, and Joachim Böcker. “Accurate Torque Estimation for Induction Motors by Utilizing a Hybrid Machine Learning Approach.”https://doi.org/10.1109/pemc48073.2021.9432615__In 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC). IEEE, 2021.https://doi.org/10.1109/pemc48073.2021.9432615 .

Stender, Marius, Oliver Wallscheid, and Joachim Böcker. “Combined Electrical-Thermal Gray-Box Model and Parameter Identification of an Induction Motor.”https://doi.org/10.1109/iecon48115.2021.9589225__In IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society. IEEE, 2021.https://doi.org/10.1109/iecon48115.2021.9589225 .

Stender, Marius, Oliver Wallscheid, and Joachim Böcker. “Gray-Box Loss Model for Induction Motor Drives.”https://doi.org/10.1109/pemc48073.2021.9432491__In 2021 IEEE 19th International Power Electronics and Motion Control Conference (PEMC). IEEE, 2021.https://doi.org/10.1109/pemc48073.2021.9432491 .

Hanke, Sören, Oliver Wallscheid, and Joachim Böcker. “Comparison of Artificial Neural Network and Least Squares Prediction Models for Finite-Control-Set Model Predictive Control of a Permanent Magnet Synchronous Motor.”https://doi.org/10.1049%2Ficp.2021.1122__IET Digital Library, 2021.https://doi.org/10.1049%2Ficp.2021.1122 .

Wallscheid, Oliver. “Thermal Monitoring of Electric Motors: State-of-the-Art Review and Future Challenges.” IEEE Open Journal of Industry Applications, 2021.

Kirchgässner, Wilhelm, Oliver Wallscheid, and Joachim Böcker. “Data-Driven Permanent Magnet Temperature Estimation in Synchronous Motors with Supervised Machine Learning: A Benchmark.”https://doi.org/10.1109/tec.2021.3052546__IEEE Transactions on Energy Conversion 36, no. 3 (2021): 2059–67.https://doi.org/10.1109/tec.2021.3052546 .

Balakrishna, Praneeth, Gerrit Book, Wilhelm Kirchgässner, Maximilian Schenke, Arne Traue, and Oliver Wallscheid. “Gym-Electric-Motor (GEM): A Python Toolbox for the Simulation of Electric Drive Systems.”https://doi.org/10.21105/joss.02498__Journal of Open Source Software, 2021.https://doi.org/10.21105/joss.02498 .

Schenke, Maximilian, and Oliver Wallscheid. “A Deep Q-Learning Direct Torque Controller for Permanent Magnet Synchronous Motors.”https://doi.org/10.1109/ojies.2021.3075521__IEEE Open Journal of the Industrial Electronics Society, 2021, 388–400.https://doi.org/10.1109/ojies.2021.3075521 .

Schenke, Maximilian, and Oliver Wallscheid. “Improved Exploring Starts by Kernel Density Estimation-Based State-Space Coverage Acceleration in Reinforcement Learning.” ArXiv Preprint ArXiv:2105.08990, 2021.

Brosch, Anian, Oliver Wallscheid, and Joachim Böcker. “Torque and Inductances Estimation for Finite Model Predictive Control of Highly Utilized Permanent Magnet Synchronous Motors.”https://doi.org/10.1109/tii.2021.3060469__IEEE Transactions on Industrial Informatics, 2021.https://doi.org/10.1109/tii.2021.3060469 .

Hagemeyer, Marc, Peter Wallmeier, Frank Schafmeister, and Joachim 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), 569–76. Phoenix, AZ, USA: IEEE, 2021.

Schafmeister, Frank. “Transformerless On-Board Chargers at Three- and Single-Phase Operation: Compensation of LF Common-Mode Noise by the Internal DC/DC-Stage.” Power System Design (PSD) Web Magazine, 2021.

Henkenius, Carsten. Entwurf netzfreundlicher Synchrongleichrichter mit integriertem Synchronwandler, 2021.https://doi.org/10.17619/UNIPB/1-1109 .

Unruh, Roland, Jarren Lange, Frank Schafmeister, and Joachim Böcker. “Adaptive Zero-Sequence Voltage Injection for Modular Solid-State Transformer to Compensate for Asymmetrical Fault Conditions.”https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542__In 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe). IEEE, 2021.https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542 .

Rehlaender, Philipp, Roland Unruh, Lars Hankeln, Frank Schafmeister, and Joachim Böcker. “Frequency-Doubler Modulation for Reduced Junction Temperatures for LLC Resonant Converters Operated in Half-Bridge Configuration.”https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570674__In 23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe). IEEE, 2021.https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570674 .

Kirchgässner, Wilhelm, Oliver Wallscheid, and Joachim Böcker. “Thermal Neural Networks: Lumped-Parameter Thermal Modeling With State-Space Machine Learning.” ArXiv Preprint ArXiv:2103.16323, 2021.

Rehlaender, Philipp, Roland Unruh, Frank Schafmeister, and Joachim Böcker. “Alternating Asymmetrical Phase-Shift Modulation for Full-Bridge Converters with Balanced Switching Losses to Reduce Thermal Imbalances.”https://doi.org/10.1109/apec42165.2021.9487104__In 2021 IEEE Applied Power Electronics Conference and Exposition (APEC). IEEE, 2021.https://doi.org/10.1109/apec42165.2021.9487104 .

Krauter, Stefan, Joachim Böcker, Christine Freitag, Burkhard Hehenkamp, Ulrich Hilleringmann, Katrin Temmen, Tobias Klaus, Nicolaus Rohrer, and Sven Lehmann. “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, 305–9. Pforzheim: Conexio, 2021.