An auxiliary power supply device includes: a resonance-type inverter circuit to convert DC power input from a DC power supply to AC power, a primary coil for input of AC power from the inverter circuit, a transformer for output of AC power from a secondary coil insulated from the primary coil, a converter circuit for conversion of AC power from the transformer to DC power, a filter condenser for smoothing of DC voltage from the converter circuit, and an inverter controller for output of a gate signal for causing operation of switching elements of the inverter circuit. The inverter controller, in a charging mode for charging the filter condenser, makes pulse width of the gate signal smaller than when in a running mode for running of electric rolling stock, and gradually increases the pulse width in accordance with an elapsed time under control in the charging mode.


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    Titel :

    AUXILIARY POWER SUPPLY DEVICE FOR ELECTRIC ROLLING STOCK


    Beteiligte:
    TANAKA TAKESHI (Autor:in) / YAMAMOTO TAKESHI (Autor:in) / KURABA NAOKI (Autor:in)

    Erscheinungsdatum :

    2017-10-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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



    AUXILIARY POWER SUPPLY DEVICE FOR ELECTRIC ROLLING STOCK

    TANAKA TAKESHI / YAMAMOTO TAKESHI / KURABA NAOKI | Europäisches Patentamt | 2016

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    Auxiliary power supply device for electric rolling stock

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    AUXILIARY POWER SYSTEMS FOR ROLLING STOCK

    Bolton, G. / Institution of Engineering and Technology | British Library Conference Proceedings | 2010


    Auxiliary Power Systems for Rolling Stock

    Bolton, G. / Institution of Mechanical Engineers (Great Britain); Institution of Engineering and Technology; Institution of Railway Signal Engineers (Great Britain) | British Library Conference Proceedings | 2008