Patent ID: 11967848
Assignee: HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  G  Y | IPC G  H

Claim 18:
19. The method according to claim 15, wherein in a process of performing charging and discharging operations, a discharge current is a preset discharge current and a charging current is a preset charging current, and wherein determining a state of health of the electrochemical cell pack in the first battery module based on the target time comprises:
determining a first state of health of the electrochemical cell pack in the first battery module based on duration in which discharging is performed based on the preset discharge current;
determining a second state of health of the electrochemical cell pack in the first battery module based on duration in which charging is performed based on the preset charging current; and
determining the state of health of the electrochemical cell pack in the first battery module based on the first state of health and the second state of health.