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author:

Shen, Zhiwei (Shen, Zhiwei.) [1] | Xie, Ronghuan (Xie, Ronghuan.) [2] | Liu, Chao (Liu, Chao.) [3] | Yu, Xingpeng (Yu, Xingpeng.) [4] | Cheng, Xiangpeng (Cheng, Xiangpeng.) [5] | Zhang, Yiming (Zhang, Yiming.) [6]

Indexed by:

EI Scopus SCIE

Abstract:

Electric vehicle charging platforms in the market are usually rated as 400 or 800 V, so the wireless charging system of electric vehicles must effectively supply power for these two voltage platforms. It is also an urgent problem to keep the output stable in the case of misalignment. The antioffset wireless charging system based on the reconfigurable coupling coupler is proposed. A coupling structure is reconfigured by a switch to charge a 400- or 800-V charging platform at the same power level. Simultaneously, an additional set of quadrupole receiving coils is connected in series to compensate for the reduced mutual inductance when offset occurs. To verify the proposed wireless power transfer system, a scaled-down experimental prototype was built. The results show that the highest dc-dc efficiency of the system is 93.66% and 94.27% at the voltage level of 200 and 400 V, respectively, and has good misalignment tolerance in two perpendicular directions.

Keyword:

Batteries Battery voltage Coils Couplers Couplings Electric vehicles electric vehicles (EVs) Inductance misalignment tolerance Silicon Switches Topology Voltage wide output voltage range wireless power transfer (WPT)

Community:

  • [ 1 ] [Shen, Zhiwei]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China
  • [ 2 ] [Xie, Ronghuan]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China
  • [ 3 ] [Liu, Chao]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China
  • [ 4 ] [Yu, Xingpeng]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China
  • [ 5 ] [Cheng, Xiangpeng]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China
  • [ 6 ] [Zhang, Yiming]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China

Reprint 's Address:

  • [Cheng, Xiangpeng]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China;;[Zhang, Yiming]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Sch Elect Engn & Automat, Fuzhou 350108, Peoples R China

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Source :

IEEE TRANSACTIONS ON POWER ELECTRONICS

ISSN: 0885-8993

Year: 2025

Issue: 4

Volume: 40

Page: 4722-4726

6 . 6 0 0

JCR@2023

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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