西山煤电集团公司屯兰煤矿属于高瓦斯矿井,其18205工作面通过采用“Y”型通风系统沿空留巷隔离墙埋管抽放和倾向底抽巷的瓦斯综合治理技术,大幅度降低了采掘工作面瓦斯含量,进一步解放了综采工作面的生产能力,矿井通风能力得到了总体提升,有效的促进矿井的安全生产,为处理回采工作面瓦斯高问题,提供了一种较好的方法。 Xishan Coal and Electricity Group Company Tunlan coal mine belongs to the high gas mine, and its 18,205 face through the use of “Y ” type of ventilation system for underground retaining wall isolation pipe wall drainage and inclined to the bottom of gas drainage comprehensive treatment technology, a substantial Reduce the gas content of the mining face, further liberate the production capacity of fully mechanized coal mining face, improve the ventilation capacity of the mine and effectively promote the safe production of the mine, and provide a better treatment of gas in the working face Methods.