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Optimized coupling factor design of multiple-phase coupled inductor for minimum inductor current ripple operation in EV charger systems

  • Jeonbuk National University

Research output: Contribution to conference › Conference paper › peer-review

Abstract

The magnetic coupling of filter inductors is widely utilized in various power electronics application fields including dc-dc converters in EV charger system in order to enhance the filtering performance while maintaining the minimal filter size. The optimal distribution of self and mutual inductance of coupled inductor is regarded to be one of important design tasks with respect to the coupled inductor. This paper proposes a novel method to design the optimal coupling factor for a generalized n-winding coupled inductor which generates the least size of inductor current ripple in phase-staggered multi-paralleled dc-dc converters. The explicit mathematical form of optimal coupling factor for a generalized n-winding coupled inductor in n-phase staggered multi-paralleled dc-dc converters is presented. Experimental result based on the HILS setup has successfully confirmed the newly proposed method of obtaining the optimal coupling factor.

Original languageEnglish
Title of host publication2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1178-1183
Number of pages6
ISBN (Electronic)9781509051571
DOIs
StatePublished - 2017.07.25
Event3rd IEEE International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017 - Kaohsiung, Taiwan, Province of China
Duration: 2017.06.3 → 2017.06.7

Publication series

Name2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017

Conference

Conference3rd IEEE International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017
Country/TerritoryTaiwan, Province of China
CityKaohsiung
Period17.06.3 → 17.06.7

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

  • Coupled inductor
  • Multi-winding coupled inductor
  • Rapid EV charger

Quacquarelli Symonds(QS) Subject Topics

  • Mathematics
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum

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