Title:
POWER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/231521
Kind Code:
A1
Abstract:
A power supply device, comprising a first battery cell and a second battery cell. It is defined that the ratio between first parameters of the two battery cells is greater than a first preset threshold and the ratio between second parameters of the two battery cells is greater than a second preset threshold, and the capacity of the first battery cell is greater than that of the second battery cell; the first battery cell and/or the second battery cell is controlled to discharge according to a preset rule, so that the first battery cell can discharge all the time, and the first battery cell and the second battery cell discharge together when the second battery cell needs to be introduced.
Inventors:
ZHANG KE (CN)
WU RONGFANG (CN)
WANG XI (CN)
GUO ZIZHU (CN)
PAN YI (CN)
WU RONGFANG (CN)
WANG XI (CN)
GUO ZIZHU (CN)
PAN YI (CN)
Application Number:
PCT/CN2023/082700
Publication Date:
December 07, 2023
Filing Date:
March 21, 2023
Export Citation:
Assignee:
BYD CO LTD (CN)
International Classes:
H02J7/00
Foreign References:
| CN114142108A | 2022-03-04 | |||
| CN107599866A | 2018-01-19 | |||
| CN105564261A | 2016-05-11 | |||
| CN112060974A | 2020-12-11 | |||
| CN109066919A | 2018-12-21 | |||
| CN208655829U | 2019-03-26 |
Attorney, Agent or Firm:
SHENZHEN HUISHI PATENT AGENT CO., LTD. (CN)
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