近距离突出煤层群保护层的选择与煤层瓦斯预抽  

Protective Layer Selection and Gas Pre-pumping of Closed Distance Outburst Coal Seams

作　　者：刘文波[1,2] 张俊强 曲晓明[1,2] 钟后选[1,2] 张劲松[1,2] 

机构地区：[1]煤炭科学研究总院沈阳研究院,辽宁抚顺113122 [2]煤矿安全技术国家重点实验室,辽宁抚顺113122 [3]云南新吉克矿业有限公司,云南富源655500

出　　处：《煤矿安全》2012年第4期92-94,100,共4页Safety in Coal Mines

摘　　要：针对吉克煤矿近距离突出可采煤层群的开采情况,根据其地质情况及煤层瓦斯基础参数情况,进行开采保护层的选择,并论证其可行性,对所选保护层与邻近层进行大面积瓦斯预抽方案设计,使矿井安全高效生产。according to the mining conditions of closed distance outburst coal seams in Jike coal mine,the mining protective layer was selected and its feasibility was proofed based on geological conditions and coal seam gas basic parameters.The large acreage gas pre-pumping program for protective layer and adjacent layer was designed,which promoted the safe and efficient mine production.

关 键 词：近距离突出煤层群 煤与瓦斯突出 保护层 大面积预抽 

分 类 号：TD713.3[矿业工程—矿井通风与安全]