The invention discloses a DC power supply system, which comprises a fixed battery pack unit and a variable battery pack unit, the variable battery pack unit includes: a plurality of battery modules, which are respectively formed by combination and packaging of a plurality of monomer cells, with a battery module electrode and a battery module data exchange interface outside; a base, which is provided with a plurality of battery mounting positions, for mounting the plurality of battery modules respectively, and each of the battery mounting positions is provided with a base electrode terminal and a base data exchange interface; a power supply mode switching module, which is equipped with a selector switch and a switch controller, for selecting the use and idle of the battery module mounted on the battery mounting position; an external data exchange module, which is connected with the electronic control unit of the vehicle and carries out data exchange; and a battery control module, which is connected with the external data exchange module and the switch controller, and dynamically selects one or more of the battery modules to put them in an operating state based on the information input from the external data exchange module.


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    Title :

    DC POWER SUPPLY SYSTEM AND BATTERY MODULE CHARGING SYSTEM THEREOF


    Contributors:
    CAO XIJUN (author)

    Publication date :

    2023-11-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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