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ce ding mei ceng tou qi xing de qiu xiang liu liang fa
Author(s): 
Pages: 23-27
Year: Issue:  1
Journal: Safety in Coal Mines

Keyword:  煤层透气性径向流量法煤层透气性系数现场测定突出危险使用条件瓦斯流动多孔介质流动场圆柱空腔;
Abstract: 本文根据煤层透气性测定过程中存在的一些问题,提出了测定煤层透气性的球向流量法。文中分析了球向流量法的使用条件,通过现场测定表明:球向流量法的测定结果与径向流量法是一致的。球向流量法作为径向流量法的一种补充,比较适用于测定那些有严重突出危险的煤层的透气性。
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