Title:
TOPOLOGICAL BATTERY-HEATING CIRCUIT AND ELECTRIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2024/045085
Kind Code:
A1
Abstract:
Provided in the embodiments of the present application is a topological battery-heating circuit, which is applied to an electric apparatus. The electric apparatus comprises an electric-motor controller and an electric motor. The circuit comprises: a direct-current charging port, which is used for connecting to an external charging device; a battery pack, which is connected to an electric-motor controller; an energy storage element; and a switch module, which comprises a first end, a second end and a third end, which are respectively connected to the direct-current charging port, the battery pack and a neutral point of an electric motor.
Inventors:
WU KAI (CN)
MA GUOLONG (CN)
MA GUOLONG (CN)
Application Number:
PCT/CN2022/116353
Publication Date:
March 07, 2024
Filing Date:
August 31, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
CONTEMPORARY AMPEREX INTELLIGENCE TECH SHANGHAI LIMITED (CN)
CONTEMPORARY AMPEREX INTELLIGENCE TECH SHANGHAI LIMITED (CN)
International Classes:
H02J7/00; H02P25/16
Foreign References:
| CN111347893A | 2020-06-30 | |||
| CN111660875A | 2020-09-15 | |||
| CN212579628U | 2021-02-23 | |||
| CN216942773U | 2022-07-12 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF:
Previous Patent: COOKING UTENSIL
Next Patent: INERTIAL MEASUREMENT DEVICE, CONTROL SYSTEM, AND TERMINAL
Next Patent: INERTIAL MEASUREMENT DEVICE, CONTROL SYSTEM, AND TERMINAL