Maximum Efficiency Tracking for Dynamic Wireless Power Transfer System Using LCC Compensation Topology

  • Xiufang Hu
  • , Yue Wang
  • , Yongbin Jiang
  • , Wanjun Lei
  • , Xiaoshuai Dong

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

29 Scopus citations

Abstract

In recent years, dynamic wireless power transfer (DWPT) technology has developed rapidly. Various control methods have been proposed for constant output voltage with the highest possible efficiency in static wireless power transfer (SWPT). For dynamic wireless power transfer system where mutual inductance between the primary and secondary coils changes drastically, output voltage and efficiency depend strongly on the mutual inductance and load condition. In this paper, a novel dynamic mutual inductance estimation method is proposed for DWPT system to realize maximum efficiency while regulating the output voltage. This method is easy to implement because no resonant current or resonant voltage information needs to measure, which is difficult in practical operation. No additional measurement device is required in the system. The simulation results are provided and indicating the effectiveness of the proposed control in a real dynamic wireless power transfer system for EVs.

Original languageEnglish
Title of host publication2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1992-1996
Number of pages5
ISBN (Electronic)9781479973118
DOIs
StatePublished - 3 Dec 2018
Event10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018 - Portland, United States
Duration: 23 Sep 201827 Sep 2018

Publication series

Name2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018

Conference

Conference10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018
Country/TerritoryUnited States
CityPortland
Period23/09/1827/09/18

Keywords

  • Dynamic wireless power transfer (DWPT)
  • Maximum efficiency tracking
  • Mutual inductance

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