The present invention relates to a power converter for charging a battery of a neighborhood electric vehicle (NEV). More specifically, the present invention relates to a power converter for charging a battery of a neighborhood electric vehicle, which integrates an LLC series resonant converter to a conventional phase shift full bridge converter. According to the present invention, the power converter has the effect of widening a zero voltage switching operation range, reducing the size of a filter inductor, and reducing voltage stress of a rectification diode. Also, the present invention has the effect of increasing battery charging efficiency since power conversion efficiency is increased.

    본 발명은 근거리 저속 전기자동차(Neighborhood Electric Vehicle, NEV)의 배터리 충전을 위한 전력변환기에 관한 것으로, 더욱 상세하게는, 기존의 위상변이 풀 브리지 컨버터(Phase shift Full bridge Converter)에 LLC 직렬 공진 컨버터(LLC Series Resonant Converter)를 통합한 근거리 저속 전기자동차 배터리 충전을 위한 전력변환기에 관한 것이다. 본 발명에 의하면 영전압 스위칭 동작 범위가 넓어지고, 필터 인덕터(filter inductor)의 사이즈가 감소하며, 정류 다이오드의 전압 스트레스를 감소시킬 수 있는 효과가 있다. 또한, 본 발명에 의하면 전력변환 효율이 높아지게 되어 배터리 충전 효율성도 높아지게 되는 효과가 있다.


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    Titel :

    Power Converter for Charging Battery of Neighborhood Electric Vehicle


    Weitere Titelangaben:

    근거리 저속 전기자동차의 배터리 충전을 위한 전력변환기


    Beteiligte:
    LEE IL OUN (Autor:in)

    Erscheinungsdatum :

    2016-12-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    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




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