The present invention relates to an apparatus and a method for protecting a MOSFET relay by using a voltage detector and a signal fuse, wherein a voltage value is calculated by detecting, through a voltage detector, the value of a current flowing through a MOSFET relay provided in a vehicle battery main circuit, and when the calculated voltage value exceeds a predetermined threshold value, a signal fuse is operated to prevent a current from being applied to the MOSFET relay, whereby the MOSFET relay can be protected from burnout.

    La présente invention concerne un appareil et un procédé de protection d'un relais MOSFET à l'aide d'un détecteur de tension et d'un fusible de signal, une valeur de tension étant calculée par détection, par l'intermédiaire d'un détecteur de tension, de la valeur d'un courant circulant à travers un relais MOSFET prévu dans un circuit principal de batterie de véhicule, et lorsque la valeur de tension calculée dépasse une valeur de seuil prédéterminée, un fusible de signal est actionné pour empêcher un courant d'être appliqué au relais MOSFET, ce par quoi le relais MOSFET peut être protégé de la combustion.

    본 발명은 차량용 배터리 메인 회로에 구비된 모스펫(MOSFET) 릴레이의 통전 전류값을 검전기(voltage detector)를 통해 검출 전압값을 산출하고, 산출된 전압값이 기 설정된 임계값을 초과하는 경우 시그널 퓨즈(signal fuse)를 동작시킴으로써 모스펫 릴레이로 인가되는 전류를 사전 차단하여 모스펫 릴레이를 소손으로부터 보호할 수 있는 검전기 및 시그널 퓨즈를 이용한 모스펫 릴레이 보호 장치 및 방법에 관한 것이다.


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    Title :

    APPARATUS AND METHOD FOR PROTECTING MOSFET RELAY BY USING VOLTAGE DETECTOR AND SIGNAL FUSE


    Additional title:

    APPAREIL ET PROCÉDÉ DE PROTECTION D'UN RELAIS MOSFET À L'AIDE D'UN DÉTECTEUR DE TENSION ET D'UN FUSIBLE DE SIGNAL
    검전기 및 시그널 퓨즈를 이용한 모스펫 릴레이 보호 장치 및 보호 방법


    Contributors:

    Publication date :

    2018-08-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES



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