Title:
HYBRID CHARGING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/157623
Kind Code:
A1
Abstract:
A hybrid charging system (12) for electric vehicles (14, 15) comprises an power converter (42) connectable to an electric AC grid (18); a transformer (44) connected with the power converter (42) with a primary winding (60); a secondary side AC-to-DC converter (46) connected with a secondary winding (62) of the transformer (44) and for providing a DC current for power transfer to an electric vehicle (15) via a cable (40); and a first inductive coil (24) connected in series with the primary winding (60) of the transformer (44) and for inductively coupling to a second inductive coil (28) for power transfer to an electric vehicle (14) via an air gap.
Inventors:
TIAN KAI (CN)
LI TINHO (CN)
YUEN KUENFAAT (CN)
LI TINHO (CN)
YUEN KUENFAAT (CN)
Application Number:
PCT/CN2018/076621
Publication Date:
August 22, 2019
Filing Date:
February 13, 2018
Export Citation:
Assignee:
ABB SCHWEIZ AG (CH)
TIAN KAI (CN)
LI TINHO (CN)
YUEN KUENFAAT (CN)
TIAN KAI (CN)
LI TINHO (CN)
YUEN KUENFAAT (CN)
International Classes:
H02J7/02; H02J50/12
Foreign References:
CN106849291A | 2017-06-13 | |||
EP2717414A1 | 2014-04-09 | |||
JPH11252810A | 1999-09-17 | |||
CN206004371U | 2017-03-08 | |||
US20150311723A1 | 2015-10-29 |
Attorney, Agent or Firm:
BOSS & YOUNG PATENT AND TRADEMARK LAW OFFICE (CN)
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