A new multiple dc-input direct electric-power converter (D-EPC) has been developed. It is placed between multiple dc power sources and an ac motor, eliminating the need for a dc/dc converter generally used in conventional converter/inverter systems. The D-PEC can improve the efficiency of the motor drive system with a more compact size. It's power distribution control is carried out by allowing voltage ratios to each of two different dc power sources on a time average basis. A new pulse width modulation (PWM) generation technique to drive switching devices in the D-EPC has also been developed. Tests have verified that the three-phase ac motor can be operated by controlling the power distribution between the two power sources.


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    Titel :

    A novel multiple dc-inputs direct electric-power converter


    Weitere Titelangaben:

    Ein neuartiger Gleichspannungseingang eines direkten Leistungsumrichters


    Beteiligte:
    Yoshimoto, K. (Autor:in) / Maikawa, K. (Autor:in) / Satou, S. (Autor:in) / Animitsu, M. (Autor:in)


    Erscheinungsdatum :

    2009


    Format / Umfang :

    7 Seiten, 16 Bilder, 4 Quellen


    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Datenträger


    Sprache :

    Englisch




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