To suppress resonance operation in a DC unit to which an inverter circuit and a DC-DC converting circuit are connected, a surge voltage generated upon switching of the DC-DC converting circuit and unbalance of load current between phases, and to realize stable control of the inverter circuit and the DC-DC converting circuit. By configuring the inverter circuit and the DC-DC converting circuit which configure an electric power conversion system within the same unit along with a shared capacitor at a DC input side, variation in wiring inductance between the inverter circuit and the DC-DC converting circuit and circuit inductance between the phases is reduced.


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    Title :

    Electric power conversion system equipped with electric storage device


    Additional title:

    Leistungsumwandlungssystem mit elektrischer Speichervorrichtung
    Système de conversion d'énergie électrique équipé d'un dispositif de stockage électrique


    Contributors:

    Publication date :

    2018-10-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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