A power system of an electric vehicle, an electric vehicle including the power system and a method for heating a battery group of the electric vehicle are provided. The power system of the electric vehicle includes: a battery group; a battery heater connected with the battery group; a battery management device connected with the battery group and the battery heater respectively, and configured to control the battery heater (102) to heat the battery group intermittently when a temperature of the battery group is lower than a first temperature threshold and a residual electric quantity of the battery group is larger than an electric quantity threshold; an electric distribution box; a motor; a motor controller connected with the motor and the electric distribution box respectively; and an isolation inductor.


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    Title :

    POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE


    Additional title:

    STROMVERSORGUNGSSYSTEM FÜR EIN ELEKTROFAHRZEUG, ELEKTROFAHRZEUG DAMIT UND VERFAHREN ZUR ERWÄRMUNG DER BATTERIEGRUPPE EINES ELEKTROFAHRZEUGS
    SYSTÈME D'ALIMENTATION DE VÉHICULE ÉLECTRIQUE, VÉHICULE ÉLECTRIQUE COMPRENANT CELUI-CI ET PROCÉDÉ DE CHAUFFAGE DE GROUPE DE BATTERIE DE VÉHICULE ÉLECTRIQUE


    Contributors:
    WU XINGCHI (author) / WANG HONGJUN (author) / XIE SHIBIN (author)

    Publication date :

    2018-07-04


    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