A wireless charging device for an electric vehicle of the present invention is characterized by including: a power conversion part that converts direct current voltage into alternating current voltage; a power transmission part that generates a rotating magnetic field for power transmission using power supplied from the power conversion part; a processor that controls the power conversion part to convert the direct current voltage into alternating current voltage; and a magnetic field line leakage prevention part that prevents the magnetic field lines generated by the power transmission part from leaking to the outside. Thus, the present invention can provide the wireless charging device for an electric vehicle that generates an orthogonal or rotating magnetic field through differential coils arranged in an orthogonal stacked structure, thereby minimizing the proximity effect while transmitting large power or the same power at a high power density.

    본 발명의 전기차 무선충전 장치는 직류전압을 교류전압으로 변환하는 전력변환부; 전력변환부로부터 공급된 전력을 이용하여 전력 전달을 위한 회전자계를 발생시키는 전력전달부; 전력변환부를 제어하여 직류전압을 교류전압으로 변환하는 프로세서; 및 전력전달부에 의해 생성된 자력선이 외부로 누출되는 것을 방지하는 자력선 누출 방지부를 포함하는 것을 특징으로 한다.


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    Titel :

    ELECTRIC VEHICLE WIRELESS CHARGING APPARATUS


    Weitere Titelangaben:

    전기차 무선충전 장치


    Beteiligte:
    LEE JOONGKYU (Autor:in)

    Erscheinungsdatum :

    09.01.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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