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100 Publications
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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.
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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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2010 | Conference Paper | LibreCat-ID: 30321
Schafmeister, Frank, Xudong Wang, Tobias Grote, and Peter Ide. “Scalable Multi Phase Interleaved Boundary Mode PFC Concept Enabling Energy- and Cost Efficient PSUs in the KW-Range.” In Proc. IEEE International Symposium on Industrial Electronics (ISIE), 3831–35. Bari, Italy: IEEE, 2010.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30319
Grote, Tobias, FHeiko Figge, Norbert Fröhleke, Winfried Beulen, Frank Schafmeister, Peter Ide, and Joachim Böcker. “Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency.” In Proc. 24th IEEE Applied Power Electronics Conference (APEC), 1722–27. Washington D.C., USA: IEEE, 2009.
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2009 | Conference Paper | LibreCat-ID: 30320
Grote, Tobias, Frank Schafmeister, Heiko Figge, Norbert Fröhleke, Peter Ide, and Joachim Böcker. “Adaptive Digital Slope Compensation for Peak Current Mode Control.” In Proc. IEEE Energy Conversion Congress and Exposition (ECCE), 3523–29. San Jose, CA, USA: IEEE, 2009.
LibreCat
2009 | Patent | LibreCat-ID: 30351
Schafmeister, Frank, and Johann Kolar. “Verfahren Zur Nutzung Des Ausgangsseitigen Blindstromes Eines Indirekten Dreiphasen-Matrixkonverters Zur Erzeugung von Eingangsblindstrom,” 2009.
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2009 | Conference Paper | LibreCat-ID: 30517
Grote, T., Frank Schafmeister, H. Figge, N. Fröhleke, P. Ide, and Joachim Böcker. “Adaptive Digital Slope Compensation for Peak Current Mode Control.” In 2009 IEEE Energy Conversion Congress and Exposition. IEEE, 2009. https://doi.org/10.1109/ecce.2009.5316380.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30318
Figge, Heiko, Norbert Fröhleke, Frank Schafmeister, and Peter Ide. “Paralleling of LLC Resonant Converters Using Frequency Controlled Current Balancing.” In Proc. DPEC Seminar. Shanghai, China: Delta Electronics, 2008.
LibreCat
2008 | Conference Paper | LibreCat-ID: 30317
Grote, Tobias, Norbert Fröhleke, Frank Schafmeister, and Peter Ide. “Semi-Digital Interleaved PFC Control.” In Proc. DPEC Seminar. Shanghai, China: Delta Electronics, 2008.
LibreCat
2008 | Book Chapter | LibreCat-ID: 30316
Kolar, Johann, and Frank Schafmeister. “Matrixkonverter, Kapitel 3.8.” In Lehrbuch Leistungselektronische Schaltungen, edited by Dierk Schröder, 2nd ed., 188–289. Berlin Heidelberg: Springer-Verlag, 2008.
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2007 | Patent | LibreCat-ID: 30352
Kolar, Johann, and Frank Schafmeister. “Verfahren Zur Minimierung Der Schaltverluste Eines Quasi-Direkten Dreiphasen-AC/AC-Pulsumrichters Bei Geringer Amplitude Der Ausgangsspannungsgrundschwingung,” 2007.
LibreCat
2007 | Journal Article | LibreCat-ID: 30314
Kolar, Johann, Frank Schafmeister, Simon Round, and Hans Ertl. “Novel Three-Phase AC–AC Sparse Matrix Converters.” IEEE Transactions on Power Electronics 22, no. 5 (2007): 1649–61.
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2007 | Dissertation | LibreCat-ID: 30315
Schafmeister, Frank. Indirekte Sparse Matrix Konverter. DISS. ETH Nr. 17428. Zürich, Switzerland: ETH Zürich, 2007.
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| Files available
2006 | Journal Article | LibreCat-ID: 30313
Round, Simon, Frank Schafmeister, and Johann Kolar. “Comparison of Performance and Realization Effort of a Very Sparse Matrix Converter to a Voltage DC Link PWM Inverter with Active Front End.” IEEJ Transactions of the Institute of Electrical Engineers of Japan 126-D, no. 5 (2006): 578–88.
LibreCat
2005 | Conference Paper | LibreCat-ID: 30312
Round, Simon, Frank Schafmeister, Eduardo Pereira, Leonardo Serpa, and Johann Kolar. “Comparison of Performance and Realization Effort of a Very Sparse Matrix Converter to a Voltage DC Link PWM Inverter with Active Front End.” In Proc. 5th IEEJ International Power Electronics Conference (IPEC). Niigata, Japan: IEEJapan, 2005.
LibreCat
2005 | Conference Paper | LibreCat-ID: 30301
Schafmeister, Frank, Christoph Rytz, and Johann Kolar. “Analytical Calculation of the Conduction and Switching Losses of the Conventional Matrix Converter and the (Very) Sparse Matrix Converter.” In Proc. 20th IEEE Applied Power Electronics Conference (APEC), 2:875–81. Austin, USA: IEEE, 2005.
LibreCat
2005 | Journal Article | LibreCat-ID: 30311
Ide, Peter, Frank Schafmeister, Norbert Fröhleke, and Horst Grotstollen. “Enhanced Control Scheme for Three-Phase, Three-Level Rectifiers at Partial Load.” IEEE Transactions on Industrial Electronics 52, no. 3 (2005): 719–26.
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