Title:
POWER DEVICE FOR ELECTRIC MOTOR CONTROLLER, AND ELECTRIC MOTOR CONTROLLER
Document Type and Number:
WIPO Patent Application WO/2022/227631
Kind Code:
A1
Abstract:
Disclosed in the present application are a power device for an electric motor controller, and an electric motor controller. The power device for an electric motor controller comprises: a main box, which is divided, by means of a partition plate, into an upper cavity and a lower cavity, each of which comprises a capacitor mounting region, a heat dissipation region and a copper bar lead-out region; an upper-cavity capacitor and a lower-cavity capacitor, which are respectively arranged in the capacitor mounting regions of the upper cavity and the lower cavity; an upper-cavity power module and a lower-cavity power module, which are respectively arranged in the heat dissipation regions of the upper cavity and the lower cavity, with a partition plate in the range of the heat dissipation regions being provided with a cooling medium flow channel for performing heat dissipation on the upper-cavity power module and the lower-cavity power module; a positive/negative input copper bar, which is divided into an upper portion and a lower portion, which are respectively connected to the upper-cavity capacitor and the lower-cavity capacitor; and a first three-phase output copper bar, which is divided into an upper portion and a lower portion, which are respectively connected to the upper-cavity power module and the lower-cavity power module.
Inventors:
ZHONG HUA (CN)
LIU ZHIQIANG (CN)
ZHAO HUICHAO (CN)
WANG YU (CN)
WEN YANDONG (CN)
HOU YIPENG (CN)
LIU ZHIQIANG (CN)
ZHAO HUICHAO (CN)
WANG YU (CN)
WEN YANDONG (CN)
HOU YIPENG (CN)
Application Number:
PCT/CN2021/139477
Publication Date:
November 03, 2022
Filing Date:
December 20, 2021
Export Citation:
Assignee:
CHINA FAW CO LTD (CN)
International Classes:
H02M7/00; H02M7/48; H02P25/00; H05K7/20
Foreign References:
| CN113517820A | 2021-10-19 | |||
| CN109131153A | 2019-01-04 | |||
| CN209375438U | 2019-09-10 | |||
| CN210985970U | 2020-07-10 | |||
| US20010021103A1 | 2001-09-13 |
Attorney, Agent or Firm:
BEIJING YZH IP FIRM (CN)
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