厚煤层大断面工作面的切眼合理支护技术研究  

Reasonable Support Technology for Cutting Holes on Large Cross-section Working Face in Thick Seam

作　　者：李鹏翔[1] 路全宽[1] 刘跃飞[1] 

机构地区：[1]太原理工大学矿业工程学院,山西太原030024

出　　处：《山西煤炭》2012年第4期56-58,共3页Shanxi Coal

摘　　要：根据山西某矿4号煤层赋存条件,结合其围岩地质力学特征,运用FLAC-3D数值模拟软件,研究了某矿大断面切眼围岩变形与应力分布状况,提出了经济合理、技术可行的支护技术方案,对类似条件的切眼支护具有一定指导意义。Based on the geological condition of No.4 seam,combined with surrounding rocks' geological and mechanical features,using FLAC-3D numerical simulation software,the surrounding rock deformation and stress distribution around cutting holes were studied.An economical and feasible supporting design was presented,which is useful in the similar condition.

关 键 词：切眼支护 数值模拟 围岩应力 

分 类 号：TD3[矿业工程—矿井建设]