The invention relates to the technical field of fuel cells, in particular to an anti-freezing device for a tail exhaust of a fuel cell, the tail exhaust of the fuel cell comprises a tail exhaust interface and a tail exhaust pipe connected to the tail exhaust interface, and the anti-freezing device comprises a temperature sensor and a cyclic heating assembly; the temperature sensor is arranged on the tail discharge pipe; the circulating heating assembly comprises a controller, a heater, a liquid tank, a pump machine and a pipeline, the liquid tank and the pump machine form circulation through the pipeline, the heater is used for heating the circulation, the pipeline in the circulation is in contact with the tail discharge pipe, and the controller controls work of the heater and the pump machine through a temperature sensor; through the arrangement of the circulating heating assembly, the temperature condition in the tail discharge pipe can be obtained by detecting the temperature sensor, the work of the heater and the pump machine is controlled through the temperature sensor, then heating of the heating pipeline is achieved, and then ice melting is achieved or residual liquid in the tail discharge pipe is prevented from being frozen; unnecessary unfreezing time is reduced, and the service life of the fuel is prolonged.

    本发明涉及燃料电池技术领域,具体涉及一种燃料电池尾排的防冻装置,所述燃料电池尾排包括尾排接口和连接在尾排接口上的尾排管,所述防冻装置包括温度传感器和循环加热组件;所述温度传感器设置在尾排管上;所述循环加热组件包括控制器、加热器、液箱、泵机和管道,所述液箱和泵机通过管道形成循环,所述加热器用于加热循环,所述循环内的管道与尾排管接触,所述控制器通过温度传感器控制加热器和泵机的工作;本发明通过循环加热组件的设置,能够通过检测温度传感器获得尾排管内的温度情况,通过温度传感器控制加热器和泵机的工作,进而实现加热管道的加热,进而实现融冰或者对防止尾排管中残液结冰;减少不必要的解冻时间,提高燃料的寿命。


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    Title :

    Anti-freezing device for tail exhaust of fuel cell, control method and vehicle


    Additional title:

    一种燃料电池尾排的防冻装置、控制方法以及车辆


    Contributors:
    JIA JINRUI (author) / YU CHANGYUN (author) / YANG XING (author) / LI FEIQIANG (author)

    Publication date :

    2022-03-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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