Fixed frequency series loaded resonant converter based battery charger which is insensitive to resonant component tolerances

Junsung Park, Minjae Kim, Sewan Choi

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

18 Scopus citations

Abstract

This paper proposes an EV battery charger with a fixed frequency operated series loaded resonant converter(SRC). Due to the proposed fixed frequency operation the SRC is operated under ZCS turn on and turn off regardless of load condition, and the magnetic components and the EMI filters can be optimized. The proposed battery charger has minimum component count, which makes it possible to achieve low cost and high reliability. Also, it is insensitive to resonant component tolerances and therefore suitable for high volume manufacturing. Experimental results are provided from a 3.3kW prototype which was built for 2011 Future Energy Challenge Competition.

Original languageEnglish
Title of host publicationConference Proceedings - 2012 IEEE 7th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2012
Pages918-922
Number of pages5
DOIs
StatePublished - 2012
Event2012 IEEE 7th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2012 - Harbin, China
Duration: 2 Jun 20125 Jun 2012

Publication series

NameConference Proceedings - 2012 IEEE 7th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2012
Volume2

Conference

Conference2012 IEEE 7th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2012
Country/TerritoryChina
CityHarbin
Period2/06/125/06/12

Keywords

  • battery charger
  • on board charger
  • series loaded resonant converter
  • zero current switching

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