The invention relates to a battery structure, and discloses a battery system, a battery pack and an electric automobile, the battery system comprises a battery assembly and a power distribution control module, the battery assembly comprises at least two battery modules, and the power distribution control module comprises a first power distribution module and a second power distribution module which are electrically connected with an external system; in the two adjacent battery modules, the positive electrode of one battery module and the negative electrode of the other battery module are electrically connected with the first power distribution module, the negative electrode of the battery module and the positive electrode of the other battery module are electrically connected with the second power distribution module, and the first power distribution module is connected with the second power distribution module through a self-heating connecting piece. The self-heating current loop comprises a first loop and a second loop, the first loop and the second loop charge and discharge mutually, and the battery is heated through pulse current. The battery system does not need to customize a heating shell, the battery heating time can be shortened, and the energy utilization rate is improved.

    本发明涉及电池结构,公开一种电池系统、电池包及电动汽车,电池系统包括电池组件和配电控制模块,电池组件包括至少两组电池模组,配电控制模块包括用于与外系统电连接的第一配电模块以及第二配电模块,相邻两组电池模组中一组电池模组正极与另一组电池模组负极与第一配电模块电连接,且该组电池模组负极与另一组电池模组正极与第二配电模块电连接,第一配电模块通过自加热连接件与第二配电模块连接,在自加热工作模式下,以形成自加热电流回路,自加热电流回路包括第一回路及第二回路,第一回路和第二回路之间相互充放电,通过脉冲电流对电池加热。本发明的电池系统无需定制加热外壳,能够减少电池加热时间,提升能量利用率。


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    Title :

    Battery system, battery pack and electric vehicle


    Additional title:

    电池系统、电池包及电动汽车


    Contributors:
    LING HEPING (author) / DIAO YIWEI (author) / QIN GAI (author) / XING QIANFENG (author) / HUANG HAIQIAN (author)

    Publication date :

    2024-07-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H05B ELECTRIC HEATING , Elektrische Heizung



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