摘要
建立了排放钻孔周围煤体瓦斯流动的数学模型,探讨其数值解,并在此基础上分析了钻孔瓦斯涌出规律。
A mathematic model of methane flow from core is proposed,its mathematic solution through computer simulation is discussed,and the simple determining method of core effective methane emission is proposed.
关键词
突出危险煤层
排放钻孔
瓦斯突出
瓦斯排放
projecting dangerous coal,core,effective methane emission radius