The embodiment of the invention provides a vehicle battery open-circuit voltage determination method and device, a storage medium and a vehicle, and the method comprises the steps: obtaining the target state data of a first battery of the vehicle, the target state data comprising the working voltage of the first battery at the current moment; inputting the target state data into a pre-trained first open-circuit voltage prediction model, so that the first open-circuit voltage prediction model outputs characteristic parameters of the first battery at the current moment, and the first open-circuit voltage prediction model comprises a target bidirectional gating unit layer, the characteristic parameters are used for representing the difference degree between the working voltage and the open-circuit voltage of the first battery at the current moment; and determining the open-circuit voltage of the first battery at the current moment based on the characteristic parameters and the working voltage. According to the technical scheme provided by the embodiment of the invention, the accuracy of determining the open-circuit voltage of the vehicle battery can be improved.

    本申请的实施例提供了一种车辆电池开路电压的确定方法、装置、存储介质及车辆,所述方法包括:获取车辆的第一电池的目标状态数据,所述目标状态数据包括所述第一电池在当前时刻的工作电压;将所述目标状态数据输入至预先训练好的第一开路电压预测模型,以由所述第一开路电压预测模型输出所述第一电池在当前时刻的特征参数,所述第一开路电压预测模型包括目标双向门控单元层,所述特征参数用于表征所述第一电池在当前时刻的工作电压与开路电压之间的相差程度;基于所述特征参数和所述工作电压,确定所述第一电池在当前时刻的开路电压。本申请的实施例提供的技术方案能提升确定车辆电池开路电压的准确性。


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    Title :

    Method and device for determining open-circuit voltage of vehicle battery, storage medium and vehicle


    Additional title:

    车辆电池开路电压的确定方法、装置、存储介质及车辆


    Contributors:
    XU HEQUAN (author) / ZHANG WEI (author) / XU QIANG (author) / JIN LING (author) / SHEN JINGYI (author)

    Publication date :

    2024-08-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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