Thermal analysis of multi-MW two-level wind power converter

Dao Zhou, Frede Blaabjerg, Lau Mogens, Michael Tonnes

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

21 Citations (Scopus)
423 Downloads (Pure)

Abstract

In this paper, the multi-MW wind turbine of partial-scale and full-scale two-level power converter with DFIG and direct-drive PMSG are designed and compared in terms of their thermal performance. Simulations of different configurations regarding loss distribution and junction temperature in the power device in the whole range of wind speed are presented and analyzed. It is concluded that in both partial-scale and full-scale power converter the most thermal stressed power device in the generator-side converter will have higher mean junction temperature and larger junction temperature fluctuation compared to grid-side converter at the rated wind speed. Moreover, the thermal performance of the generator-side converter in the partial-scale power converter becomes crucial around the synchronous operating point and should be considered carefully.
Original languageEnglish
Title of host publicationProceedings of the 38th annual conference on IEEE Industrial Electronics Society (IECON 2012)
PublisherIEEE Press
Publication date2012
Pages5858-5864
ISBN (Print)978-1-4673-2419-9
ISBN (Electronic)978-1-4673-2420-5
DOIs
Publication statusPublished - 2012
Eventthe 38th Annual Conference of the IEEE Industrial Electronics Society, IECON 2012 - ETS, Montreal, Canada
Duration: 25 Oct 201228 Oct 2012

Conference

Conferencethe 38th Annual Conference of the IEEE Industrial Electronics Society, IECON 2012
LocationETS
Country/TerritoryCanada
CityMontreal
Period25/10/201228/10/2012
SeriesProceedings of the Annual Conference of the IEEE Industrial Electronics Society
ISSN1553-572X

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