본 발명은 차량의 DC-DC 컨버터의 역전류 방지 장치 및 그 동작 방법에 관한 것으로서, 본 발명의 실시예에 따른 차량의 DC-DC 컨버터의 역전류 방지 장치는 차량의 DC-DC 컨버터의 출력 전압을 측정하는 측정부, 기설정된 일정 주기마다 상기 출력 전압과 기설정된 기준 출력 전압 간의 차이를 확인하는 확인부, 및 상기 출력 전압과 상기 기준 출력 전압 간의 차이에 따라, 상기 DC-DC 컨버터의 메인 변압기의 2차측에 구현된 동기 정류 회로의 스위치를 온(ON) 또는 오프(OFF) 상태로 제어하는 제어부를 포함한다.

    An apparatus and a method for preventing a reverse current in a DC-DC converter of a vehicle including a measurement portion configured to measure an output voltage of the DC-DC converter of the vehicle; a verification portion configured to verify a difference between the output voltage and a preset reference output voltage at every preset period; and a controller configured to control a switch of a synchronous rectification circuit, which is implemented at a secondary side of a main transformer of the DC-DC converter, to be in an ON or OFF state according to the difference between the output voltage and the preset reference output voltage.


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    Titel :

    DC-DC Device for preventing a reverse current of the DC-DC converter of vehicle and method thereof


    Weitere Titelangaben:

    차량의 DC-DC 컨버터의 역전류 방지 장치 및 그 동작 방법


    Erscheinungsdatum :

    2023-01-06


    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 / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen



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