Disclosed is a method for controlling wireless power transmission performed by an electric vehicle device (EV device) receiving power from a power supply device. According to an embodiment of the present invention, the method for controlling wireless power transmission comprises the steps of: checking service details regarding a pairing method between a power supply device and an electric vehicle device and selecting a service; performing precision positioning with the power supply device in accordance with a precision positioning and pairing method associated with the selected service; performing a low frequency (LF) pairing in accordance with the selected service; performing an initial alignment check using pre-charging power transmission; and performing a low power excitation pairing in accordance with the selected service and a result of performing the initial alignment check.

    전원공급 디바이스(supply device)로부터 전력을 제공받는 전기차 디바이스(EV device)에 의해 수행되는 무선 전력 전송 제어 방법이 개시된다. 본 발명의 일 실시예에 따른 무선 전력 전송 제어 방법은, 상기 전원공급 디바이스 및 상기 전기차 디바이스 간의 페어링 방법에 관한 서비스 디테일을 확인하고 서비스를 선택하는 단계; 선택된 서비스와 연관된 정밀 포지셔닝 및 페어링 방법에 따라 상기 전원공급 디바이스와 정밀 포지셔닝을 수행하는 단계; 선택된 서비스에 따라 LF(Low Frequency) 페어링을 수행하는 단계; 사전 충전(pre-charging) 전력 전송을 이용한 초기 정렬 체크를 수행하는 단계; 및 상기 선택된 서비스 및 상기 초기 정렬 체크 수행 결과에 따라 LPE(Low Power Excitation) 페어링을 수행하는 단계를 포함할 수 있다.


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    Title :

    APPARATUS AND METHOD FOR CONTROLLING WIRELESS POWER TRANSFER


    Additional title:

    무선 전력 전송 제어 방법 및 장치


    Contributors:

    Publication date :

    2020-11-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    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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