Patent ID: 11865943
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 0:
1. A charging method for a secondary battery, the secondary battery comprising a lithium-supplementing material, the method comprising:
acquiring a first state of health of the secondary battery in response to the secondary battery being at a preset charging node;
activating the lithium-supplementing material in response to the first state of health being less than or equal to a first threshold, to supplement lithium for the secondary battery;
performing a charging process on the secondary battery;
determining a second state of health of the secondary battery based on a working parameter of the secondary battery in the charging process; and
charging the secondary battery in response to the second state of health being greater than a second threshold.