金佳矿7^#煤层掘进工作面突出预测理论与实践  

Theory and Practice about Coal and Gas Outburst Forecast in 7# Coal Heading Face of Jinjia Mine

作　　者：包庆林[1] 刘勇[1] 

机构地区：[1]贵州大学矿业学院

出　　处：《贵州工业大学学报（自然科学版）》2005年第2期50-53,共4页Journal of Guizhou University of Technology(Natural Science Edition)

摘　　要：基于煤与瓦斯突出流变—突变机理,探讨了金佳矿7#煤层掘进工作面采用放炮后落煤瓦斯涌出量动态指标预测突出危险性,确定了指标临界值,并介绍了初步试验效果。Based on rheologic and mutative mechanism of coal and gas outburst,this article discusses the forecast of outburst danger of in 7# coal heading face of Jinjia mine by adopting coal and gas outburst volume dynamic index after blowing out..It determines the index critical value,and also presents the tentative testing result.

关 键 词：流变 突变 煤与瓦斯突出 预测 

分 类 号：TD421[矿业工程—矿山机电]