General design requirements and analysis of roadbed inductive power transfer system for dynamic electric vehicle charging

Murat Yilmaz*, Veysel T. Buyukdegirmenci, Philip T. Krein

*Corresponding author for this work

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

53 Citations (Scopus)

Abstract

This paper presents general design requirements and analysis of roadbed inductive power transfer systems for charging electric vehicles as they drive. Three different generic roadbed geometries, based on a long wire loop, sectioned wire loops, and spaced loops, are presented and investigated. The coupling between the track coil and the pickup coil is calculated with Maxwell 3D finite element analyses and evaluated with direct field studies. The results suggest that spaced loops improve the coupling coefficient and overall system efficiency. Five different case studies considering different vehicle speeds, power levels and traffic loads for each roadbed geometry are conducted. Power ratings and other operating values are compared.

Original languageEnglish
Title of host publication2012 IEEE Transportation Electrification Conference and Expo, ITEC 2012
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event2012 IEEE Transportation Electrification Conference and Expo, ITEC 2012 - Dearborn, MI, United States
Duration: 18 Jun 201220 Jun 2012

Publication series

Name2012 IEEE Transportation Electrification Conference and Expo, ITEC 2012

Conference

Conference2012 IEEE Transportation Electrification Conference and Expo, ITEC 2012
Country/TerritoryUnited States
CityDearborn, MI
Period18/06/1220/06/12

Keywords

  • Battery charging
  • conductive charging
  • coupling
  • finite element analysis (FEA)
  • inductive power transfer
  • plug-in electric vehicles (PEVs)
  • roadbed charging

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