A battery self-heating system, the system comprising: a power battery pack (21), a first heating module (22), a second heating module (23) and a controller (24), wherein the power battery pack (21) comprises a first battery group (E1) and a second battery group (E2), which are connected in series; the first heating module (22) comprises a first heating sub-module (221) and a second heating sub-module (222); the second heating module (23) comprises a third heating sub-module (231) and a fourth heating sub-module (232); and the controller (24) is configured to: control the first heating module (22) and the first battery group (E1) to alternately charge and discharge, control the second heating module (23) and the second battery group (E2) to alternately charge and discharge, and control, when one of the first battery group (E1) and the second battery group (E2) is in a discharged state, the other of the first battery group (E1) and the second battery group (E2) to be in a charged state.


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    Title :

    BATTERY SELF-HEATING SYSTEM AND VEHICLE


    Additional title:

    BATTERIESELBSTHEIZSYSTEM UND FAHRZEUG
    SYSTÈME D'AUTO-CHAUFFAGE DE BATTERIE ET VÉHICULE


    Contributors:
    YAN LEI (author) / GAO WEN (author) / ZHANG JUNWEI (author) / SONG GAN (author)

    Publication date :

    2025-07-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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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