The invention relates to the technical field of rail locomotives. The invention discloses a pure electric rail locomotive power battery safety guarantee method. The guarantee method comprises the following steps: setting good physical insulation isolation and double-branch physical isolation between battery modules, reasonably setting fuses, carrying out total positive and total negative physicalisolation, and adopting safe system power-on and power-off strategies. According to the method, through the measures, the power batteries are protected, faults such as short circuit, grounding and local out-of-control expansion of the power batteries are prevented, and the safe application of the power batteries is ensured.

    本发明涉及轨道机车技术领域,公开了一种纯电动轨道机车动力电池安全保障方法,该保障方法包括在电池模组之间设置良好的物理绝缘隔离,双支路物理隔离、合理的设置熔断器、总正总负物理隔离以及采用安全的系统上、下电策略,本方法通过这些措施,对动力电池进行保护,防止动力电池短路、接地、局部失控扩大等故障,保证动力电池安全应用。


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    Title :

    Pure electric rail locomotive power battery safety guarantee method


    Additional title:

    一种纯电动轨道机车动力电池安全保障方法


    Contributors:
    LI RUHUA (author) / LONG XIAOJUN (author) / LIU GENG (author) / YANG BO (author) / LIU JIUSI (author) / GAO XIAOFANG (author)

    Publication date :

    2020-05-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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