Index function analysis method. interlayer Thickness. transition time from Open Pit. underground mining considering Slope stability
Abstract
Slope stability, Open Pit. one. important factors. determine. interlayerThickness. transition from open pit into underground mining. taking Miyun Iron Mine as an exam-ple,. relationship ~. interlayer thickness, slope stability. Open Pit. analyzed using. method. reduction FEM. transition time from Open Pit. underground mining. it shows, safety factor. Open Pit top slope increases. interlayer thickness.. Slope Safety Factor interlayer safety factor ore recovery ratio, interlayer Bearing Capacity. taken as eval indexes. determine. interlayer thickness. based. ideal point method, index function analysis method. proposed. calculate. interlayer thickness.. interlayer Thickness. Miyun Iron Mine. calculated. this method. .: Show, interlayer thickness.
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Swift g,Reddish d.Stability problems associated with an abandoned ironstone mine [J]..Bulletin of engi-neering Geology & the environment,2004,61 (3):227-239.
Tan Hongyan, Jiang Xiaozhen. Stability Analysis of Baiyun goaf in Guangzhou[J]. Journal of underground space and engineering,2009,5 (3):445-449.
Li Haiying, Ren Fengyu, Yan Guofu, et al.. Methods for controlling hazards of rock movement during transition from open pit to underground[J]. Journal of Northeastern University(Natural Science Edition),2015,36 (3):419-422.
Lu Hongjian, Gao yongtao, Wu shunchuan, et al.. Optimization of Production Scale for converting open-pit to underground mining of Shirengou Iron Mine[J]. Journal of Beijing University of Science and Technology,2008,30 (9):967-971.
Hassan S,Schunnesson H,Greberg J,Et al.Transition from surface to underground mining in the Arctic region:Case Study from svartliden Gold Mine,Sweden [c]/Mine Planning and Equipment Selection.Sweden:Taylor & Francis Group,2014:1397-1408.
Liu yanzhang, Deng lei, Wang qifei, et al. Based onPiResearch on top column size of transition stope by caving method and Filling Method[J]. Journal of mining and safety engineering,2015,32 (2):331-336.
Li xibing, Liu zhixiang, Peng Kang, et al.. Theory and Practice of rock mechanics in coastal bedrock mining of Metallic Ore[J]. Journal of rock mechanics and engineering,2010,29 (10):1945-1953.
Nomikos p,Sofianos a I,Tusoutrelis C E.Structural Response of mostly multi-joined roof rock beams [J]..International Journal of rock mechanics & Mining Sciences,2002,39 (1):79-94.
Li diyuan, Li xibing, Zhao guhiko. Determination of safety thickness of roof in underground mined-out area under open-pit mining[J]. Open-pit mining technology,2005 (5):17-20.
Yan Xiaoming, Li xibing, Guo Lei, et al.. Study on Stability of isolation layer in open-pit Underground Mining[J]. Geomechanics,2007,28 (8):1682-1686.Yan Xiaoming,Li xibing,Guo Lei,Et al.Stability of boundary pillar of open pit and underground mine [J]..Rock and soil mechanics,2007,28 (8):1682-1686.
Zhang Qingli, Chen qiusong, Hu Wei, et al.. Research on separation layer from open-pit to Underground Mining[J]. Technology Herald,2013,31 (11):33-37.
Lu Guang, Luo Quan, Liu Xiaoming, et al.. Safety Analysis of isolation layer thickness in open-pit to Underground Mining[J]. Journal of mining and safety engineering,2011,28 (1):132-137.
Liu Xiling, Li xibing, Gong fengqiang, et al.. Safety isolation layer thickness and acoustic emission monitoring under stepped surface of open-pit mining[J]. Journal of rock mechanics and engineering,2012,31 (1):3357-3362.
Dai zihang, Lu cajin. Mechanical interpretation of slope instability mechanism[J]. Journal of geotechnical engineering,2006,28 (10):1191-1197.
Liu Yan chapter ge xiu run Li chunguang and. Based on Vector Method Safety Coefficient of slope and dam foundation stability analysis[J]. Rock Mechanical and engineering Journal,
Shaw rea hua Wang Si to he black and. Based on Local Strength Reduction Method of Large Slope Safety Partition[J]. Rock Mechanical and engineering Journal,
Li Chun good sun yong he, yan hui and. Variable Right Level Analysis[J]. System Engineering Theory and Practice,201030 (4):723-731.
Shi xiuzhi, Liu Bo, Zhao Jianping, et al.. Optimal blasting scheme for top-bottom column MiningAHP-TOPSISModel[J]. Journal of mining and safety engineering,2015,32 (2):343-348.
Wang jin'an, Shang Xinchun, Liu Hong, et al.. Research on Fracture Mechanism and catastrophic collapse of Hard Roof in Mined-out areas[J]. Journal of coal,2008,33 (8):850-855.
Wang Jinan, Li Da Zhong, Ma Haitao. Pillar in mined-out area-Research on rheological model of Roof System[J]. Journal of rock mechanics and engineering,2010,29 (3):577-582.
Research on Calculation Model of stope pillar reasonable size for recovery of security pillar in Chengchao Iron Mine by filling method[D]Wuhan: Wuhan University of Science and Technology,2016.
Fu baojie, tu min. Experimental Study on the Influence of repeated mining on the fracture evolution
Wang Wei, Cheng Yuanping, Yuan Liang, et al.. Deep close distance upper protective layer bottom slab fracture evolution and Time Effectiveness of Pressure-relief Gas Drainage[J]. Journal of coal,2016,41 (1):138-148.
Gao zhaoning, Meng xiangrui, Zheng Zhiwei. Research on fracture evolution law of Coal Seam Floor Under mining Stress Effect[J]. Journal of underground space and engineering,2016,12 (1):90-95.
Luo Feng. Based on stope Stress-Study on Gas Migration Law of coal and rock mass based on Temporal and Spatial Difference of fracture[D]Chongqing: Chongqing University,2014.
Front. Heights stress roadway surrounding rock damage characteristics and support mechanism Test Study[D]. Handan: Hebei Engineering University,2011.
Front Yang Bunsen Hao Binbin and. Similar Material uniaxial compression mechanical performance and strength error source analysis[J]. Mining and Security Engineering Journal,201330 (1):93-99.
Chen Kun blessing. Deep roadway surrounding rock Rupture Evolution Process and Its Control Mechanism and Application[D]. Xuzhou: China University of Mining & Technology,2009.
Cattle shuang jian Jing hong wen Yang generous. Deep roadway surrounding rock principal stress differential evolution law Physical Simulation Study[J]. Rock Mechanical and engineering Journal,201231 (Supplement2):3811-3820.
Cattle shuang jian. Deep roadway surrounding rock strength attenuation law research[D]. Xuzhou: China University of Mining & Technology,2011.
CAO S GLUO FLIU Y BEt al.Gas Migration. coal. front. A mining face considering crack evolution [J].Environmental Earth sciences201675 (18):1-11.
DOI: https://doi.org/10.18686/gmr.v1i1.1213
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