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gao wa si kuang jing zong he wa si chou cai ji shu
Author(s): 
Pages: 51-52
Year: Issue:  9
Journal: Coal

Keyword:  高瓦斯钻孔抽采;
Abstract: 近几年,过去一些低瓦斯矿井随着采煤范围的日益扩大和采煤深度的加深,逐渐发展成了高瓦斯矿井,高瓦斯矿井生产的危险性远高于普通矿井,并时常有严重的煤矿事故发生。相关煤矿生产实践结果表明,瓦斯的钻孔采抽属于治理瓦斯灾害的最主要对策。文章分析了钻孔预抽采瓦斯技术,并以实际的高瓦斯矿井为例探讨了钻孔技术在高瓦斯矿井抽采中的应用。一般情况下,预抽采方式主要取决于瓦斯地质条件、瓦斯的来源和矿山技术条件。对于高瓦斯矿井而言,钻孔瓦斯预抽采技术是最佳选择。
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