关于改进瓦斯抽放方法提高抽放效果的分析

Analysis on gas drainage improving method to enhance drainage effect

提高煤层瓦斯抽放率在很大程度上可以降低瓦斯事故的发生,结合阳煤集团的生产实际介绍了常见的瓦斯抽放方法,特别说明了底抽巷抽放瓦斯,提出了瓦斯抽放效果的评价要点。

The improvement of coal seam gas drainage rate can reduce the occurrence of gas accidents effectively.Combined with the method of gas drainage experience in Yangquan Coal Industry Group,the common gas drainage methods,especially the method of gas drainage by floor roadway was introduced and the assessment essentials of gas drainage effect were proposed.