三软煤层断层对上山稳定性影响  

Effect of faults on stability of rise entry in soft roof-seam-floorseam

作　　者：吴士良[1] 薛曙光 

机构地区：[1]山东矿业学院 [2]龙口局梁家煤矿

出　　处：《矿山压力与顶板管理》1996年第3期39-41,共3页Ground Pressure and Strata Control

摘　　要：通过典型三软煤层龙口矿务局梁家煤矿工作面后方的二采轨上山中斜交断层区的变形破坏观测，分析得到断层上下盘对上山顶板动态变形影响范围，研究断层对上山稳定性及煤柱尺寸的影响。By the observation of deformation and failure of inclined faultzone in rise entry after coal face in a typical soft roof-seam-floor seam in Liangjia Coal Mine, Longkou Mining Administration, the paper analysed influence range of top wall and foot wall of a fault to mical deformation of rise entry roof, and studied on the influence of fault on the stability of rise entry and the size of coal pillar.

关 键 词：煤层 断层 稳定性 巷道 

分 类 号：TD322.4[矿业工程—矿井建设]