Efficiency analysis on a two-level three-phase quasi-soft-switching inverter

Pan Geng, Weimin Wu, Min Huang, Frede Blaabjerg

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

10 Citations (Scopus)
1143 Downloads (Pure)

Abstract

When designing an inverter, an engineer often needs to select and predict the efficiency beforehand. For the standard inverters, plenty of researches are analyzing the power losses and also many software tools are being used for efficiency calculation. In this paper, the efficiency calculation for non-conventional inverters with special shoot-through state is introduced and illustrated through the analysis on a special two-level three-phase quasi-soft-switching inverter. Efficiency comparison between the classical two-stage two-level three-phase inverter and the two-level three-phase quasi-soft-switching inverter is carried out. A 10 kW/380 V prototype is constructed to verify the analysis. The experimental results show that the efficiency of the new inverter is higher than that of the traditional two-stage two- level three-phase inverter.
Original languageEnglish
Title of host publication28th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2013
Number of pages7
PublisherIEEE Press
Publication date2013
Pages1206-1212
ISBN (Print)978-1-4673-4354-1
ISBN (Electronic)978-1-4673-4353-4
DOIs
Publication statusPublished - 2013
EventIEEE Applied Power Electronics Conference and Exposition, APEC 2013 - Long Beach, CA, United States
Duration: 17 Mar 201321 Mar 2013

Conference

ConferenceIEEE Applied Power Electronics Conference and Exposition, APEC 2013
Country/TerritoryUnited States
CityLong Beach, CA
Period17/03/201321/03/2013
SeriesI E E E Applied Power Electronics Conference and Exposition. Conference Proceedings
ISSN1048-2334

Keywords

  • Efficiency, shoot-through, reverse recovery, quasi-soft switching, ZVS

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