본 발명은 수소탱크의 출구쪽에 장착되는 중공 몸체부; 복수개의 제1수소배출홀이 형성된 구조로 구비되어 상기 중공 몸체부 내의 상부에 고정 장착되는 수소배출블럭; 복수개의 제2수소배출홀이 형성된 구조로 구비되어 상기 수소배출블럭의 저부에 연결되는 수소배출 파이프; 상기 수소배출 파이프의 외경부에 승강 가능하게 삽입되어 제2수소배출홀을 개폐하는 피스톤; 상기 중공 몸체부 내의 하부에 형성되어 피스톤의 하강 거리를 제한하는 스토퍼; 및 상기 피스톤과 스토퍼 사이에 배치되어, 일정 온도 이상에서 용융되는 용융합금; 을 포함하는 연료전지 차량의 온도감응식 압력안전장치를 제공한다.

    The present disclosure provides a thermal-activated pressure relief device (100) of a fuel cell vehicle, the thermal-activated pressure relief device including: a hollow body (110) mounted at an outlet of a hydrogen tank; a hydrogen discharge block (120) having a plurality of first hydrogen discharge holes (121) and mounted and fixed in an upper portion of the hollow body (110); a hydrogen discharge pipe (130) having a plurality of second hydrogen discharge holes (132) and connected to a bottom of the hydrogen discharge block (120); a piston (140) fitted on an outer side of the hydrogen discharge pipe (130) to be able to move up and down and to open and close the second hydrogen discharge holes (132); a stopper (115) mounted in a lower portion of the hollow body (110) and limiting a downward movement distance of the piston (140); and a melting alloy (150) disposed between the piston (140) and the stopper (115) and melting at a predetermined temperature or more.


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    Title :

    THERMAL-ACTIVATED PRESSURE RELIEF DEVICE FOR FUEL CELL VEHICLE


    Additional title:

    연료전지 차량의 온도감응식 압력안전장치


    Publication date :

    2025-05-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / F16K VALVES , Ventile / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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