Design of boost-flyback single-stage PFC converter for LED power supply without electrolytic capacitor for energy-storage

  • Bo Zhang
  • , Xu Yang
  • , Ming Xu
  • , Qiaoliang Chen
  • , Zhaoan Wang

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

57 Scopus citations

Abstract

Light emitting diodes (LEDs) are likely to be used for general lighting applications due to their high efficiency and longer life. This paper presents the concept of applying large voltage ripple for energy storage into the Boost-Flyback Single -Stage PFC converter for the elimination of the electrical capacitor. Following proposed design procedure, the single stage PFC circuit with small energy storage capacitance can still achieve good output voltage regulation while preserving desired input power factor. The detailed theoretical analysis and design procedure of the Single-Stage PFC converter is presented. The experimental results obtained on a 60W prototype converter along with waveforms are presented.

Original languageEnglish
Title of host publication2009 IEEE 6th International Power Electronics and Motion Control Conference, IPEMC '09
Pages1668-1671
Number of pages4
DOIs
StatePublished - 2009
Event2009 IEEE 6th International Power Electronics and Motion Control Conference, IPEMC '09 - Wuhan, China
Duration: 17 May 200920 May 2009

Publication series

Name2009 IEEE 6th International Power Electronics and Motion Control Conference, IPEMC '09

Conference

Conference2009 IEEE 6th International Power Electronics and Motion Control Conference, IPEMC '09
Country/TerritoryChina
CityWuhan
Period17/05/0920/05/09

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