松散破碎围岩巷道离壁支护与试验研究  

TEST AND RESEARCH inTO SUPPRTING WITHOUTBACK FILL IN LOOSE AND BROKENSURROUNDING ROCK ROADWAY

作　　者：涂敏[1] 

机构地区：[1]淮南工业学院资管系,淮南232001

出　　处：《东北煤炭技术》1998年第2期28-30,52,共4页

摘　　要：分析了位于松散破碎围岩巷道上方压力拱的形态发展变化并由此导致巷道支架受力变化情况，提出了巷道离壁支护技术及参数设计依据；经模拟试验证实，该项技术有较好的适应性。Analysed development and change of pressure arch above the loose and brokensurrounding rock roadway and support compressive change. Put forward supporting without backfill technique as well as offered technical parameter and design basis. By simulation test, this technique has better application by proof.

关 键 词：松散破碎围岩 离壁支护 相似模拟试验 巷道支护 

分 类 号：TD353.9[矿业工程—矿井建设]