The invention provides a DC 600V auxiliary power supply device and a locomotive. The DC600V auxiliary power supply device comprises a first input end, a second input end, a voltage division circuit, first, second, third and fourth DC/DC changing circuits with same structure and a filter circuit, wherein the voltage division circuit is connected between the first input end and the second input end; the output ends of the first, second, third and fourth DC/DC changing circuits are connected sequentially in series. According to the DC600V auxiliary power supply device, the volume and the weight of the device are obviously reduced on the premise of meeting the original power supply function.


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    Title :

    DC600V auxiliary power supply device and locomotive


    Contributors:
    FU YAO (author) / TIAN CHANG AN (author) / ZHANG RIGUANG (author)

    Publication date :

    2016-02-17


    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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