煤矿开采
煤礦開採
매광개채
COAL MINING TECHNOLOGY
2014年
3期
76-78,43
,共4页
张宁%高明中%经来旺%雷成祥
張寧%高明中%經來旺%雷成祥
장저%고명중%경래왕%뢰성상
深部软岩%邻近巷道%高地应力%次生应力
深部軟巖%鄰近巷道%高地應力%次生應力
심부연암%린근항도%고지응력%차생응력
deep soft rock%adjacent roadway%high geo-stress%induced stress
结合朱集矿的现场情况,分析了巷道次生应力对邻近巷道支护结构变形和稳定性的影响,探讨了深井地压下新开巷道的次生应力及其对邻近既有巷道围岩稳定性的影响,研究了深井高地应力下巷道次生应力在相邻巷道间的显现效应,提出了一套锚架组合支护方法,大幅度减少了该情况下的巷道变形,对于合理设计地下邻近巷道间的相互位置,具有重要意义。
結閤硃集礦的現場情況,分析瞭巷道次生應力對鄰近巷道支護結構變形和穩定性的影響,探討瞭深井地壓下新開巷道的次生應力及其對鄰近既有巷道圍巖穩定性的影響,研究瞭深井高地應力下巷道次生應力在相鄰巷道間的顯現效應,提齣瞭一套錨架組閤支護方法,大幅度減少瞭該情況下的巷道變形,對于閤理設計地下鄰近巷道間的相互位置,具有重要意義。
결합주집광적현장정황,분석료항도차생응력대린근항도지호결구변형화은정성적영향,탐토료심정지압하신개항도적차생응력급기대린근기유항도위암은정성적영향,연구료심정고지응력하항도차생응력재상린항도간적현현효응,제출료일투묘가조합지호방법,대폭도감소료해정황하적항도변형,대우합리설계지하린근항도간적상호위치,구유중요의의。
The influence of induced stress on supporting structure deformation and stability were analyzed by combining actual condi -tion of Zhuji Colliery.Induced stress of new-excavate roadway in deep shaft and its influence on adjacent roadway were discussed .A set of combining supporting method including anchorage and support was set up which reduced largely roadway deformation .This had im-portant significance for rationally designing mutual alignment of adjacent roadways .