The invention relates to a hydrogenation device of a vehicle-mounted hydrogen storage system. The hydrogenation device comprises a front gas distributor, a first-stage pressure reduction mechanism and a second-stage pressure reduction mechanism, pressure reduction structures are arranged in the first-stage pressure reduction mechanism and the second-stage pressure reduction mechanism, the pressure reduction structures are of piston type pressure reduction valves, the front gas distributor is arranged in the first-stage pressure reduction mechanism and comprises a hydrogen inlet, and a first outlet and a second outlet that are in communication with the hydrogen inlet, the first outlet is connected with a vehicle-mounted hydrogen storage cylinder, the second outlet is connected with an inlet of the second-stage pressure reduction mechanism, a pressure reduction structure is arranged in a channel of the second outlet, a hydrogen outlet, a pressure sensor mounting port and a hydrogen discharge port which are in communication with an inlet channel of the second-stage pressure reduction mechanism are formed in the second-stage pressure reduction mechanism, a pressure reduction structure is arranged in the inlet channel, the hydrogen outlet is connected with a fuel cell end, a pressure sensor is arranged in the pressure sensor mounting port, and the hydrogen discharge port is connected with a safety discharge structure. Compared with the prior art, the hydrogenation device has the advantages of compact structure, safety in use, low cost and the like.

    本发明涉及一种车载储氢系统的加氢装置,包括前置气体分配器、一级减压机构和二级减压机构,一级减压机构和二级减压机构内置有减压结构,该减压结构为活塞式减压阀;前置气体分配器内置于一级减压机构中,包括氢气进口和与氢气进口连通的第一出口和第二出口;第一出口与车载储氢气瓶连接,第二出口与二级减压机构的进口连接,第二出口的通道内设有减压结构;二级减压机构上设有与二级减压机构的进口通道连通的氢气出口、压力传感器安装口和氢气泄放口;进口通道内设有减压结构,氢气出口与燃料电池端连接,压力传感器安装口内设有压力传感器;氢气泄放口与安全泄放结构连接。与现有技术相比,本发明具有结构紧凑、使用安全、成本低等优点。


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    Title :

    Hydrogenation device of vehicle-mounted hydrogen storage system


    Additional title:

    一种车载储氢系统的加氢装置


    Contributors:
    WANG DONGYU (author) / ZHAO XIAOXIAO (author) / YUE YU (author) / QIAN TAO (author) / YU WENJUN (author)

    Publication date :

    2021-06-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen



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