According a proposal of the present invention, an electric vehicle fast charging apparatus based on over-temperature control, an input-stage 3-phase 4-wire relay for determining the supply of power of an AC 3-phase 4-wire power supply unit; a power conversion unit for receiving 3-phase 4-wire power from the input-stage 3-phase 4-wire relay to output a DC high voltage; an output-stage high-voltage DC relay for determining the output of a DC high voltage of the power conversion unit; an electric vehicle battery for receiving the output voltage of the output-stage high-voltage DC relay and charging with the same; and DC+ and DC- temperature sensors disposed on the output-stage high-voltage DC relay, wherein the DC+ and DC- temperature sensors include a temperature measuring contact unit for measuring a temperature; nickel-chromium (NiCr) connected to the temperature measuring contact unit and generating a first voltage (V1) of a temperature detecting unit; and Nickel-aluminum (NiAl) connected to the temperature measuring contact unit and generating a second voltage (V2) of the temperature detecting unit.

    본 발명에서는, 과온도 제어 기반의 전기자동차 급속충전장치에 있어서, 교류 3상 4선식 전원부의 전원공급을 결정하는 입력단 3상 4선식 릴레이; 상기 입력단 3상 4선식 릴레이에서 3상 4선의 전원을 공급받아서 직류 고전압을 출력하는 전력변환; 상기 전력변환부의 직류 고전압의 출력을 결정하는 출력단 고전압 DC 릴레이; 상기 출력단 고전압 DC 릴레이의 출력전압을 공급받아서 충전하는 전기자동차 배터리; 상기 출력단 고전압 DC 릴레이에 배치된 DC+ 및 DC- 온도센서; 상기 DC+ 및 DC- 온도센서는 온도를 측정하는 온도측정 접촉부; 상기 온도측정 접촉부와 접속되고 온도검출부의 제1 전압(V1)을 발생하는 니켈-크로뮴(NiCr); 상기 온도측정 접촉부와 접속되고 온도검출부의 제2 전압(V2)을 발생하는 니켈-알루미늄(NiAl)을 제안한다.


    Access

    Download


    Export, share and cite



    Title :

    Electric Vehicle Fast Charging Apparatus based on Over-Temperature-Control


    Additional title:

    과온도 제어 기반의 전기자동차 급속충전장치


    Contributors:
    JANG KIHEON (author) / BAE JIN YONG (author)

    Publication date :

    2021-10-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

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



    Electric Vehicle Fast Charging Apparatus based on Over-Temperature-Control

    JANG KIHEON / BAE JIN YONG | European Patent Office | 2023

    Free access

    APPARATUS AND METHOD FOR FAST CHARGING ELECTRIC VEHICLE

    ATLURI VENKATA PRASAD / YUN HONG / NAMUDURI CHANDRA S et al. | European Patent Office | 2022

    Free access


    ELECTRIC VEHICLE FAST CHARGING CABLE

    LIM SANG WOOK / JUNG MIN KYO | European Patent Office | 2021

    Free access

    Control method and control device for low-temperature fast charging of electric vehicle, and electric vehicle

    WANG WEI / LIU WENYUE / YI DIHUA et al. | European Patent Office | 2021

    Free access