放散管是一种专门用来排放管道内部的空气或燃气的装置。在管道投入运行时利用放散管排出管内空气。在管道或设备检修时，可利用放散管排放管内的燃气，防止在管道内形成爆炸性的混合气体。
介绍了该气柜的设计参数、结构和运行原理，详述了瓦斯自动放散管的作用。
The structure, design parameters and working principle were introduced, with the function of the gas auto-setting pipe introduced in detail.
首先最重要的一点：如果煤气管道内着火，应立即封闭所有入孔、放散管、采封管，并向管道内通大量蒸汽灭火。
First of all the most important point: if the gas pipeline inner fire, immediately closed all into the hole, radiation tube and sealing pipe, and in general to pipe of steam to extinguish fire.
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