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100 Publications
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2018 | Conference Paper | LibreCat-ID: 30333
Hagemeyer, Marc, Frank Schafmeister, and Joachim Böcker. “Coupled Inductor Design for Interleaved High-Current DC-DC Converters.” In Proc. International Conference on Electrical Machines and Systems (ICEMS), 2316–21. Jeju, South-Korea: Korea IEE & IEE Japan, 2018.
LibreCat
2017 | Patent | LibreCat-ID: 30358
Figge, Heiko, Frank Schafmeister, and Tobias Grote. “LLC Balancing,” 2017.
LibreCat
2017 | Patent | LibreCat-ID: 30363
Wallmeier, Peter, and Frank Schafmeister. “Controller for an Inverter (PV Inverter: PV Self Consumption & Symm. Output Control),” 2017.
LibreCat
2015 | Conference Paper | LibreCat-ID: 30330
Schafmeister, Frank, Tobias Grote, and Heiko Figge. “Today’s Relevance of Digital Control in Server- and Telecom Power Supplies.” In Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM). Nuremberg, Germany: IEEE, 2015.
LibreCat
2015 | Patent | LibreCat-ID: 30359
Ide, Peter, Frank Schafmeister, Jörg Richter, Barzin Pour, Daniel Spesser, and Dietmar Herke. “Adaptable AC Input Phase Switching,” 2015.
LibreCat
2015 | Patent | LibreCat-ID: 30360
Hufnagel, Michael, and Frank Schafmeister. “Resistorless Precharging,” 2015.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30327
Schafmeister, Frank, Peter Ide, and Jörg Richter. “Adaptable AC Input Phase Switching for Optimum Utilization of Various Grid Configurations Supplying Power Electronic Converters and EV/HEV On Board Chargers.” In Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM). Nuremberg, Germany: IEEE, 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30329
Li, Ronggyuan, Hugues Njiende, Frank Schafmeister, and Peter Ide. “A Soft-Switching Interleaved DC-DC Converter with Integrated Magnetics for High Voltage Battery Charger.” In Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM). Nuremberg, Germany: IEEE, 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30328
Schafmeister, Frank, Michael Hufnagel, and Peter Ide. “Resistorless Precharging of Boost PFCs by Phase Angle Control of Thyristors.” In Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM). Nuremberg, Germany: IEEE, 2014.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30326
Figge, Heiko, Tobias Grote, Norbert Fröhleke, Joachim Böcker, and Frank Schafmeister. “Two-Phase Interleaving Configuration of the LLC Resonant Converter - Analysis and Experimental Evaluation.” In Proc. IEEE Annual Industrial Electronics Society Conference (IECON), 1392–97. Vienna, Austria: IEEE, 2013.
LibreCat
2013 | Patent | LibreCat-ID: 30357
Njiende, Hugues, Rongyuan Li, Frank Schafmeister, and Peter Ide. “Integrated Magnetic for DCM-PSFB Converter,” 2013.
LibreCat
2013 | Patent | LibreCat-ID: 30356
Figge, Heiko, and Frank Schafmeister. “Resonant Capacitor Clamping Circuit in Resonant Converter,” 2013.
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2012 | Conference Paper | LibreCat-ID: 30325
Figge, Heiko, Norbert Fröhleke, Joachim Böcker, and Frank 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), 1–8. Nuremberg, Germany: IEEE, 2012.
LibreCat
2012 | Journal Article | LibreCat-ID: 30324
Schafmeister, Frank, and Johann Kolar. “Novel Hybrid Modulation Schemes Significantly Extending the Reactive Power Control Range of All Matrix Converter Topologies With Low Computational Effort.” IEEE Transactions on Power Electronics 59, no. 1 (2012): 194–210.
LibreCat
2012 | Book Chapter | LibreCat-ID: 30343
Kolar, Johann, and Frank Schafmeister. “Matrixkonverter, Kapitel 3.8.” In Lehrbuch Leistungselektronische Schaltungen , edited by Dierk Schröder, 3rd ed., 195–296. Berlin Heidelberg: Springer Vieweg Verlag, 2012.
LibreCat
2012 | Patent | LibreCat-ID: 30355
Schafmeister, Frank, and Tobias Grote. “Digital Slope Compensation for Current Mode Control,” 2012.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30323
Grote, Tobias, Heiko Figge, Norbert Fröhleke, Joachim Böcker, and Frank Schafmeister. “Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters.” In Proc. IEEE Energy Conversion Congress and Exposition (ECCE), 3186–92. Phoenix, AZ, USA: IEEE, 2011.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30322
Figge, Heiko, Tobias Grote, Norbert Fröhleke, Joachim Böcker, and Frank Schafmeister. “Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time.” In Proc. 26th IEEE Applied Power Electronics Conference (APEC), 13–20. Fort Worth, TX, USA: IEEE, 2011.
LibreCat
2011 | Patent | LibreCat-ID: 30354
Schafmeister, Frank, and Johann Kolar. “Unidirektionaler AC-AC-Matrixkonverter Mit Dreipunkt Ein- Und Ausgangsstufe,” 2011.
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2011 | Patent | LibreCat-ID: 30353
Schafmeister, Frank, and Johann Kolar. “Verfahren Zum Spannungslosen Schalten Der Pulswechselrichter-Ausgangsstufe Eines Indirekten Dreiphasen-AC-AC Matrixkonverters,” 2011.
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