以改进抽放方法提高抽放效果的分析

Analysis on Improving the Effect of Pumping and Drainage

基于瓦斯抽放概念,介绍了瓦斯的传统抽放方法,即地面钻井预抽煤层瓦斯、利用采动泄压抽放煤层瓦斯、采空区瓦斯抽采和煤层瓦斯预抽,并重点分析了底抽巷抽放瓦斯方法。分析认为,煤矿为了治理瓦斯,一般采用多种抽采方法综合治理瓦斯,即综合治理,以取得良好的生态经济效益。

Based on the concept of gas drainage, this paper introduces the traditional gas drainage method, namely ground drilling for gas pre- drainage, the use of pressure relief gas drainage seam mining, gob gas drainage and coal seam gas drainage, and analyzes the bottom drainage roadway gas drainage method. Analysis shows that the coal mine in order to gas control, generally using a variety of comprehensive treatment method of gas drainage, the comprehensive treatment, in order to obtain good ecological and economic benefits.