The invention relates to the technical field of automobile power battery protection, in particular to a battery safety protection method and system.The method comprises the steps that first information and second information are obtained, the first information is current, voltage and temperature data, monitored in real time, of an automobile power battery, and the second information is current, voltage and temperature data of the automobile power battery; the second information is historical abnormal data of the power battery after the vehicle is collided; performing feature extraction on the first information and the second information by using a convolutional neural network model to obtain a prediction result; determining a protection mode corresponding to the power battery after the automobile is collided according to the prediction result; according to the vehicle power battery safety protection method and device, the corresponding control command is sent according to the predicted abnormal condition so as to conduct safety protection on the vehicle power battery, the safety of the vehicle power battery can be effectively improved, the possibility that the vehicle power battery explodes or leaks electricity is reduced, and the safety of the vehicle power battery is improved. Therefore, the purpose of ensuring the safety of drivers and passengers is achieved.

    本发明涉及汽车动力电池保护技术领域,具体而言,涉及一种汽车碰撞中电池安全防护方法及系统,方法包括获取第一信息和第二信息,第一信息为实时监测的车辆动力电池的电流、电压和温度数据,第二信息为车辆在遭受碰撞后动力电池的历史异常数据;利用卷积神经网络模型对第一信息和第二信息进行特征提取,得到预测结果;根据所述预测结果确定汽车遭受碰撞后动力电池对应的防护方式;根据防护方式对车辆的动力电池进行安全防护,本发明根据预测出的异常情况发送相应的控制命令以对车辆的动力电池进行安全防护,可以有效的提高车辆动力电池的安全性,降低车辆动力电池发生爆炸或漏电的可能,以达到保障驾驶人员和乘客安全的目的。


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    Title :

    Battery safety protection method and system in automobile collision


    Additional title:

    一种汽车碰撞中电池安全防护方法及系统


    Contributors:
    WEN QIAN (author) / WU XINGXING (author) / NAN KAIKAI (author) / DENG ZHIYONG (author)

    Publication date :

    2023-07-28


    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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