The invention discloses a power storage battery heating circuit which comprises a power storage battery box heating circuit, a high-voltage box heating circuit and an on-off control unit, the high-voltage box heating circuit is connected with a power storage battery box in series, and the on-off control unit is used for controlling the power storage battery box heating circuit and the high-voltage box heating circuit. The high-voltage box heating circuit comprises a positive contactor and a fuse which are connected with a power supply, the power storage battery box heating circuit comprises a switch module and a heating film which are connected in series, a slave control module is arranged in the power storage battery box, and the switch module is connected with the on-off control unit through the slave control module. The power storage battery heating circuit is suitable for a power storage battery system of a multi-power storage battery box; and the system is particularly suitable for new energy commercial vehicles with a large number of power storage battery boxes, scattered arrangement and great influence of external flow fields on temperature.

    本发明公开了一种动力蓄电池加热电路,包括动力蓄电池箱加热电路、高压盒加热电路和通断控制单元,所述高压盒加热电路与动力蓄电池箱串联,所述通断控制单元用于控制动力蓄电池箱加热电路和高压盒加热电路,所述高压盒加热电路包括与电源相连的正接触器和熔断器,所述动力蓄电池箱加热电路包括串联的开关模块和加热膜,所述动力蓄电池箱内设有从控模块,所述开关模块通过从控模块与通断控制单元连接。此动力蓄电池加热电路,适用于多动力蓄电池箱的动力蓄电池系统;尤其适用于动力蓄电池箱数量多、布置分散、温度受外流场影响较大的新能源商用车。


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    Title :

    Power storage battery heating circuit


    Additional title:

    一种动力蓄电池加热电路


    Contributors:
    XUE YONGDONG (author) / ZHANG WENBO (author) / TIAN JIE (author) / YANG RUIZHAO (author) / LI PENG (author)

    Publication date :

    2023-07-11


    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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