Patent ID: 11946893
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 4:
5. The method according to claim 1, further comprising:
acquiring a battery temperature and production parameters of the battery;
correcting the capacitance detection value according to the battery temperature and a temperature-capacitance relationship model, to obtain a corrected capacitance value; and
correcting parameters in the capacitance-water content relationship model according to the production parameters, to obtain a corrected capacitance-water content relationship model;
wherein determining the first water content value of the battery according to the capacitance detection value and the capacitance-water content relationship model comprises:
determining the first water content value of the battery according to the corrected capacitance value and the corrected capacitance-water content relationship model.