煤层群开采矿压显现的时空关系及相互影响研究  

Study on time-space relation and interaction of strata behaviors within multi-seam mining

作　　者：孙玉宁[1] 李化敏[1] 

机构地区：[1]焦作工学院,河南焦作454000

出　　处：《煤炭工程》2004年第1期54-58,共5页Coal Engineering

基　　金：河南省自然科学基金资助(编号0211051300)

摘　　要：结合平煤集团八矿条件 ,从矿压显现的时空关系及其相互作用规律出发 ,采用现场观测、相似模拟等实验方法 ,研究了煤层群开采产生的复杂应力场和位移场对巷道稳定性的影响 。Combined with No 8 Coal Mine belongs to Pingding Mountain Coal Group,Influence to roadway stability is studied produced complicated stress and displacement field within multi seam mining,suing in situ observations and laboratory experiments on similar material simulation,from time space dependence and interaction of strata behaviors Rational time space relation and arrange pattern of roadway are given on entry-preparation roadway with working face mining.

关 键 词：煤层群开采 支承压力 采准巷道 矿压显现 时空关系 相互作用规律 巷道稳定性 

分 类 号：TD823.25[矿业工程—煤矿开采] TD326[矿业工程—矿山开采]