对现有变电站的消防缺陷展开研究，结合变电站的特点提出多种灭火方案，详细介绍了新型探火管式灭火方案，与固定式气体灭火装置进行对比，发现其具有简单、易实施、性价比高的特点，对现有的变电站消防方式起到完善和补充。

The defects of the fire control work in the substation were studied.And a variety of fire control methods were proposed according to the characteristic of substation.In the paper a new tube extinguishing fire detection method was introduced.Compared with fixed gas fire extinguishing devices, it’s uncomplicated,easy to use and costeffective,which is a improvement and supplement to the existing fire control methods.