외부 충전설비에서 제공되는 교류 전력의 교류 전압의 공통모드 성분의 크기와 직류 링크 커패시터에 의해 형성된 직류 전압의 크기 및 입력단 Y-커패시터의 연결노드와 출력단 Y-커패시터의 연결노드에서 접지로 흐르는 누설전류에 기반하여 역률 보정 컨버터 내 스위칭 소자의 듀티를 결정하는 듀티 제어기를 포함하는 저주파 누설전류를 감소시킬 수 있는 충전 장치가 개시된다.

    Disclosed is a charging apparatus capable of reducing a low-frequency leakage current, the charging apparatus including a duty controller that determines a duty of a switching element in a power factor correction converter based on a level of a common-mode component of an alternating-current (AC) voltage of AC power provided from an external charging facility, a level of a direct-current (DC) voltage formed by a DC link capacitor, and a leakage current flowing from a connection node of two input-terminal Y-capacitors and a connection node of two output-terminal Y-capacitors to the ground.


    Access

    Download


    Export, share and cite



    Title :

    CHARGING APPARATUS CAPABLE OF REDUCING LOW FREQUENCY LEAKAGE CURRENT


    Additional title:

    저주파 누설전류를 감소시킬 수 있는 충전 장치


    Publication date :

    2024-04-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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



    CHARGING APPARATUS CAPABLE OF REDUCING LOW-FREQUENCY LEAKAGE CURRENT

    WOO DONG GYUN / CHOI GYU TAE / JANG HUI SUNG et al. | European Patent Office | 2020

    Free access


    Charging apparatus capable of reducing low-frequency leakage current

    WOO DONG GYUN / CHOI GYU TAE / JANG HUI SUNG et al. | European Patent Office | 2022

    Free access

    Charging apparatus capable of reducing low frequency leakage current

    WOO DONG GYUN / CHOI GYU TAE / JANG HUI SUNG et al. | European Patent Office | 2021

    Free access

    CHARGING APPARATUS CAPABLE OF REDUCING LOW FREQUENCY LEAKAGE CURRENT

    WOO DONG GYUN / CHOI GYU TAE / JANG HUI SUNG et al. | European Patent Office | 2020

    Free access