According to Tianyancha's intellectual property information, on November 3, the “Battery Health Status Determination Method, Life Prediction Method, Equipment and System” patent applied for by Ningde Times New Energy Technology Co., Ltd. was authorized. The authorization notice number is CN122307376B, and the application date is May 29, 2026. According to the patent abstract, the method obtains battery state data during vehicle operation, including measured voltages corresponding to multiple time stamps, combined with battery nominal data and an electrochemical model to determine target electrochemical parameter values for multiple battery cells with minimal error between measured voltage and model simulation voltage, involving battery health status assessment and life expectancy prediction.

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