现代矿业
現代礦業
현대광업
Express Information of Mining Industry
2011年
1期
15-18
,共4页
吴纪修%贺可强%尚玉虎%贾圣君%薛倩冰
吳紀脩%賀可彊%尚玉虎%賈聖君%薛倩冰
오기수%하가강%상옥호%가골군%설천빙
侧压力系数%防水岩柱%围岩稳定性%FLAC3D流固耦合
側壓力繫數%防水巖柱%圍巖穩定性%FLAC3D流固耦閤
측압력계수%방수암주%위암은정성%FLAC3D류고우합
Lateral pressure coefficient%Water-proof pillar%Stability of surrounding rock mass%FLAC3D fluid-solid coupling
基于多孔介质流固耦合理论及弹塑性极限平衡理论，以白象山铁矿-390-1#穿脉与导水断层交汇处为工程背景，建立穿脉巷道遇大倾角导水断层数值模型，研究在不同侧压力系数条件下防水岩柱的留设宽度，探讨和研究在巷道开挖扰动下围岩系统的应力及应变场变化规律以及对巷道围岩稳定性和突水风险性的影响规律。
基于多孔介質流固耦閤理論及彈塑性極限平衡理論，以白象山鐵礦-390-1#穿脈與導水斷層交彙處為工程揹景，建立穿脈巷道遇大傾角導水斷層數值模型，研究在不同側壓力繫數條件下防水巖柱的留設寬度，探討和研究在巷道開挖擾動下圍巖繫統的應力及應變場變化規律以及對巷道圍巖穩定性和突水風險性的影響規律。
기우다공개질류고우합이론급탄소성겁한평형이론，이백상산철광-390-1#천맥여도수단층교회처위공정배경，건립천맥항도우대경각도수단층수치모형，연구재불동측압력계수조건하방수암주적류설관도，탐토화연구재항도개알우동하위암계통적응력급응변장변화규률이급대항도위암은정성화돌수풍험성적영향규률。
Based on porous media fluid-solid coupling theory and elastic-plastic limited equilibrium theory, taken No. - 390-1 transverse drift of Baixiangshan iron mine through water conductive fault as an engineering example, numerical model of ort roadway meet large inclined angle water conductive fault was set up, research was done on setting width of water-proof pillar under condition of different lateral pressure coefficient, change rule of stress and strain field of surrounding rock mass under the working disturbance of roadway and the influence rule to stability of roadway surrounding rock mass and water inrush risk were discussed and researched.
