瓦斯抽放系统U型放水器改进及应用

U type drainage device optimization and application in gas drainage system

瓦斯抽放过程中因水的存在,抽放效果和抽放工作受到了较大的影响,为了减少或避免水对瓦斯抽放的影响,在抽放系统中安装了放水器。本文分析了常用的U型放水器存在的缺点,并对其进行改进,扬长避短,在兴隆煤矿的试用中收到了良好的效果。

gas drainage process because of the presence of water, effect of gas drainage and drainage work by a greater impact, in order to reduce or avoid the effect of water on the gas drainage, the tailrace installed in the gas drainage system. This paper analyses the existing U type drain common shortcomings, and improve it, foster strengths and circumvent weaknesses, has received the good effect in the trial of Xinglong coal mine.