A magnetic field shielding module for an electric vehicle is provided. The magnetic field shielding module for an electric vehicle according to an embodiment of the present invention comprises: a main shielding layer which includes a plurality of unit blocks made of ferrite material so that conductive members can shield magnetic fields generated from a planar coil wound several times, and which is formed in a plate shape with a predetermined area by the plurality of unit blocks arranged to be adjacent to each other; and an auxiliary shielding layer which is made of a magnetic material containing a metal component to complement the main shielding layer, is arranged on one side of the main shielding layer, and has a penetration part formed in the shape corresponding to the planar coil. Therefore, the magnetic field shielding module can enhance the efficiency of wireless power transmission.

    전기자동차용 자기장 차폐모듈이 제공된다. 본 발명의 예시적인 실시예에 따른 전기자동차용 자기장 차폐모듈은 도전성부재가 복수 회 권선된 평판형코일에서 발생하는 자기장을 차폐할 수 있도록 페라이트 재질로 이루어진 복수 개의 단위블럭들을 포함하고, 상기 복수 개의 단위블럭들이 서로 인접하도록 배열되어 소정 면적을 갖는 판상으로 형성되는 메인차폐층; 및 상기 메인차폐층을 보완할 수 있도록 금속성분을 포함하는 자성재질로 이루어지고, 상기 메인차폐층의 일면에 배치되며, 상기 평판형코일과 대응되는 형상으로 관통형성되는 관통부를 포함하는 보조차폐층;을 포함한다.


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    Titel :

    A magnetic field Shielding module for an electric vehicle and a wireless power transfer module for an electric vehicle


    Weitere Titelangaben:

    전기자동차용 자기장 차폐모듈 및 이를 포함하는 전기자동차용 무선전력 전송모듈


    Beteiligte:
    JANG KIL JAE (Autor:in)

    Erscheinungsdatum :

    2023-05-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    H01F MAGNETS , Magnete / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H05K PRINTED CIRCUITS , Gedruckte Schaltungen






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