Title:
RELAY UNIT
Document Type and Number:
WIPO Patent Application WO/2023/085063
Kind Code:
A1
Abstract:
A relay unit (15) includes: first bus bars (12a, 12b, 14a, 14b) forming current paths between an inlet (42), to which a charging connector of an external charging device is to be connected, and a high-voltage battery (34); relay devices (26, 28) provided on the first bus bars and closed when a vehicle-mounted battery is charged by the external charging device; second bus bars (12, 14) forming current paths between the high-voltage battery and a power converter (36) for driving a traveling motor; and a heat dissipation structure in which the first bus bars are branched from the second bus bars and form current paths extending from branch points (18, 20) to the inlet via the relay devices, the heat dissipation structure dissipating heat from the first bus bars (12a, 14a) extending at least from the branch points to the relay devices.
Inventors:
KAMIYA YUKI (JP)
HIGUCHI HIROAKI (JP)
HIGUCHI HIROAKI (JP)
Application Number:
PCT/JP2022/039487
Publication Date:
May 19, 2023
Filing Date:
October 24, 2022
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
B60L53/14; B60L58/26; H02J7/00
Foreign References:
| JP2020054083A | 2020-04-02 | |||
| JP2014079093A | 2014-05-01 | |||
| JP2020181733A | 2020-11-05 |
Attorney, Agent or Firm:
YAHAGI Kazuyuki et al. (JP)
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