The invention discloses a vehicle thermal runaway prediction method, device and equipment and a storage medium, and relates to the field of vehicle batteries, and the method comprises the steps: carrying out the data collection of a historical thermal runaway vehicle, obtaining the historical runaway data, carrying out the voltage deviation analysis of the historical thermal runaway vehicle based on the historical runaway data, and obtaining the voltage deviation of the historical thermal runaway vehicle; determining an out-of-control threshold value of the historical thermal runaway vehicle based on a voltage deviation analysis result, and performing thermal runaway prediction on a target vehicle to be analyzed based on the out-of-control threshold value; according to the method, the voltage deviation analysis is performed on the historical thermal runaway vehicle, the runaway threshold value of the historical thermal runaway vehicle is determined, and the thermal runaway prediction is performed on the to-be-analyzed target vehicle based on the runaway threshold value, so that the thermal runaway of the vehicle power battery is predicted in advance, and the accuracy of thermal runaway prediction is improved; and the safety of the vehicle is effectively improved.

    本发明公开了一种车辆热失控预测方法、装置、设备及存储介质,涉及车辆电池领域,所述方法包括:对历史热失控车辆进行数据采集,获得历史失控数据,基于所述历史失控数据对所述历史热失控车辆进行电压离差分析,基于电压离差分析结果确定所述历史热失控车辆的失控阈值,基于所述失控阈值对待分析的目标车辆进行热失控预测;由于本发明通过对历史热失控车辆进行电压离差分析,确定历史热失控车辆的失控阈值,基于失控阈值对待分析的目标车辆进行热失控预测,从而实现对车辆动力电池的热失控进行提前预测,提升了热失控预测的准确性,有效地提升了车辆的安全性。


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    Titel :

    Vehicle thermal runaway prediction method, device and equipment and storage medium


    Weitere Titelangaben:

    车辆热失控预测方法、装置、设备及存储介质


    Beteiligte:
    LIU LIANG (Autor:in) / WANG JIANG (Autor:in) / WANG JIANQING (Autor:in) / HUANG YUNFEI (Autor:in)

    Erscheinungsdatum :

    2024-03-26


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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