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100 Publications
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2018 | Conference Paper | LibreCat-ID: 30333
Hagemeyer M, Schafmeister F, Böcker J. Coupled Inductor Design for Interleaved High-Current DC-DC Converters. In: Proc. International Conference on Electrical Machines and Systems (ICEMS). Korea IEE & IEE Japan; 2018:2316-2321.
LibreCat
2017 | Patent | LibreCat-ID: 30358
Figge H, Schafmeister F, Grote T. LLC Balancing. Published online 2017.
LibreCat
2017 | Patent | LibreCat-ID: 30363
Wallmeier P, Schafmeister F. Controller for an Inverter (PV Inverter: PV Self Consumption & symm. Output Control). Published online 2017.
LibreCat
2015 | Conference Paper | LibreCat-ID: 30330
Schafmeister F, Grote T, Figge H. 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). IEEE; 2015.
LibreCat
2015 | Patent | LibreCat-ID: 30359
Ide P, Schafmeister F, Richter J, Pour B, Spesser D, Herke D. Adaptable AC Input Phase Switching. Published online 2015.
LibreCat
2015 | Patent | LibreCat-ID: 30360
Hufnagel M, Schafmeister F. Resistorless Precharging. Published online 2015.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30327
Schafmeister F, Ide P, Richter J. 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). IEEE; 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30329
Li R, Njiende H, Schafmeister F, Ide P. 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). IEEE; 2014.
LibreCat
2014 | Conference Paper | LibreCat-ID: 30328
Schafmeister F, Hufnagel M, Ide P. 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). IEEE; 2014.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30326
Figge H, Grote T, Fröhleke N, Böcker J, Schafmeister F. Two-Phase Interleaving Configuration of the LLC Resonant Converter - Analysis and Experimental Evaluation. In: Proc. IEEE Annual Industrial Electronics Society Conference (IECON). IEEE; 2013:1392-1397.
LibreCat
2013 | Patent | LibreCat-ID: 30357
Njiende H, Li R, Schafmeister F, Ide P. Integrated Magnetic for DCM-PSFB Converter. Published online 2013.
LibreCat
2013 | Patent | LibreCat-ID: 30356
Figge H, Schafmeister F. Resonant capacitor clamping circuit in resonant converter. Published online 2013.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30325
Figge H, Fröhleke N, Böcker J, Schafmeister F. 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). IEEE; 2012:1-8.
LibreCat
2012 | Journal Article | LibreCat-ID: 30324
Schafmeister F, Kolar J. 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. 2012;59(1):194-210.
LibreCat
2012 | Book Chapter | LibreCat-ID: 30343
Kolar J, Schafmeister F. Matrixkonverter, Kapitel 3.8. In: Schröder D, ed. Lehrbuch Leistungselektronische Schaltungen . 3rd ed. Springer Vieweg Verlag; 2012:195-296.
LibreCat
2012 | Patent | LibreCat-ID: 30355
Schafmeister F, Grote T. Digital Slope Compensation for Current Mode Control. Published online 2012.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30323
Grote T, Figge H, Fröhleke N, Böcker J, Schafmeister F. Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters. In: Proc. IEEE Energy Conversion Congress and Exposition (ECCE). IEEE; 2011:3186-3192.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30322
Figge H, Grote T, Fröhleke N, Böcker J, Schafmeister F. Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time. In: Proc. 26th IEEE Applied Power Electronics Conference (APEC). IEEE; 2011:13-20.
LibreCat
2011 | Patent | LibreCat-ID: 30354
Schafmeister F, Kolar J. Unidirektionaler AC-AC-Matrixkonverter mit Dreipunkt Ein- und Ausgangsstufe. Published online 2011.
LibreCat
2011 | Patent | LibreCat-ID: 30353
Schafmeister F, Kolar J. Verfahren zum spannungslosen Schalten der Pulswechselrichter-Ausgangsstufe eines indirekten Dreiphasen-AC-AC Matrixkonverters. Published online 2011.
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