There is provided a vehicle electric power system comprising: a battery; a first DC-DC converter configured to step down a voltage of electric power; a second DC-DC converter configured to step down the voltage of the electric power; an electric power storage unit configured to accumulate energy of the electric power whose voltage is stepped down to a first voltage by the second DC-DC converter; an electric power receiving unit configured to receive an electric power from an external device, a voltage of the received electric power being less than the first voltage; and a control circuit configured to control the first DC-DC converter and the second DC-DC converter; wherein the control circuit is started with the electric power received by the electric power receiving unit and operated with electric power, whose voltage is a second voltage less than the first voltage.


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    Title :

    VEHICLE ELECTRIC POWER SYSTEM


    Additional title:

    ELEKTRISCHES STROMVERSORGUNGSSYSTEM
    SYSTÈME D'ALIMENTATION ÉLECTRIQUE DE VÉHICULE


    Contributors:

    Publication date :

    2016-06-01


    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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