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A Narrow-Width Three Phase Magnetic Coupling Mechanism with Constant Output Power for Electric Vehicles Dynamic Wireless Charging

  • School of Electrical Engineering and Automation, Harbin Institute of Technology

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

Abstract

In a magnetic coupling mechanism used in EVs dynamic wireless charging, a structure with rail core can reduce the transmission track width while improving the transmission distance. However, this type of structure has one major drawback: large fluctuations in output power. To overcome this disadvantage, this paper proposes a narrow-width three-phase magnetic coupling mechanism. In this paper, the working principle of the three phase magnetic coupling mechanism is analyzed, and the effect of the transmitter coil's winding method and the rail core structure on the output power's fluctuation is studied, as well as the suitable compensation topology. The finite element simulation finally verifies that the magnetic coupling mechanism has the advantages of narrow power supply rail, long transmission distance and constant output power.

Original languageEnglish
Title of host publication2018 IEEE PELS Workshop on Emerging Technologies
Subtitle of host publicationWireless Power Transfer, Wow 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Print)9781538624654
DOIs
StatePublished - 29 Aug 2018
Externally publishedYes
Event2018 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer, Wow 2018 - Montreal, Canada
Duration: 3 Jul 20187 Jul 2018

Publication series

Name2018 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer, Wow 2018

Conference

Conference2018 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer, Wow 2018
Country/TerritoryCanada
CityMontreal
Period3/07/187/07/18

Keywords

  • Dynamic wireless charging
  • Electric vehicle
  • Three phase magnetic coupling mechanism
  • Transmitter coil

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