The invention provides a system and a method for battery cell degradation detection. Methods and systems are provided for a high voltage multi-array battery for a plug-in vehicle. In one example, a method may include monitoring that a rate of change of a difference in maximum cell voltage deviations of at least one cell array of a high voltage multi-array battery exceeds a predetermined threshold. In response to the rate of change exceeding a predetermined threshold, plug-in charging is aborted and a diagnostic fault code (DTC) is recorded in a memory of the vehicle.

    本公开提供了“用于电池电芯劣化检测的系统和方法”。提供了用于插电式车辆的高压多阵列电池的方法和系统。在一个示例中,一种方法可以包括监测高压多阵列电池的至少一个电芯阵列的最大电芯电压偏差的差值的变化率超过预定阈值。响应于所述变化率超过预定阈值,中止插电式充电并且将诊断故障代码(DTC)记录在车辆的存储器中。


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    Title :

    SYSTEM AND METHOD FOR BATTERY CELL DEGRADATION DETECTION


    Additional title:

    用于电池电芯劣化检测的系统和方法


    Contributors:

    Publication date :

    2025-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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