A battery charging device for a motor vehicle capable of enabling the charging of a low voltage battery by a high voltage battery, without using a transformer such as a DC/DC converter, is disclosed. A battery pack 30 has a plurality of battery modules 31 having an output equivalent to a lead battery 5, a parallel circuit 39 for connecting the plurality of battery modules 31 in parallel, and a series circuit 34 for connecting the plurality of battery modules 31 in series, and the lead battery 5 is connected to the parallel circuit 39 in parallel with the plurality of battery modules 31.


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    Title :

    Battery charging device for motor vehicle


    Contributors:
    BITO SEIJI (author)

    Publication date :

    2015-12-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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