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Totem-Pole Bridgeless Boost PFC Converter Based on GaN HEMT for Air Conditioning Applications

  • Harbin Institute of Technology

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

Abstract

This paper presents a GaN-based totem-pole bridgeless boost Power-Factor-Correction (PFC) converter for air conditioning applications. Based on the small signal modeling, the power level transfer function of totem-pole bridgeless boost PFC converter is derived by the state-space averaging method. The control strategy of the voltage and the current loops is proposed to meet the design requirement, and the Bode diagram is given to verify the performance of the control strategy. Finally, an 800W GaN-based totem-pole bridgeless boost PFC converter prototype is developed with 98% efficiency and 0.99 input power factor. The effectiveness of the control strategy has been verified.

Original languageEnglish
Title of host publication2nd IEEE Conference on Energy Internet and Energy System Integration, EI2 2018 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538685495
DOIs
StatePublished - 19 Dec 2018
Event2nd IEEE Conference on Energy Internet and Energy System Integration, EI2 2018 - Beijing, China
Duration: 20 Oct 201822 Oct 2018

Publication series

Name2nd IEEE Conference on Energy Internet and Energy System Integration, EI2 2018 - Proceedings

Conference

Conference2nd IEEE Conference on Energy Internet and Energy System Integration, EI2 2018
Country/TerritoryChina
CityBeijing
Period20/10/1822/10/18

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • GaN HEMT
  • small signal modeling
  • state-space averaging method
  • totem-pole bridgeless boost PFC converter

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