深井岩巷高强高预紧力锚杆支护优化数值模拟  

Numerical Simulation for Supporting Optimization of Anchored Bolt with High Strength and High Pre-tightening in Deep Mine

作　　者：何长海[1,2] 姜耀东[1] 曾宪涛[1] 赵毅鑫[1] 张党育[1,2] 

机构地区：[1]中国矿业大学(北京),北京100083 [2]冀中能源峰峰矿业有限责任公司,河北邯郸056201

出　　处：《煤矿开采》2010年第3期50-52,59,共4页Coal Mining Technology

基　　金：国家重点基础研究发展规划(973)项目(2010CB226801);国家科技支撑计划项目(2006BKA03B06)

摘　　要：基于羊渠河矿区的地应力分布和各岩层的岩石力学性质,针对52回风上山,提出了新的高强高预紧力锚杆深部支护设计方案,通过数值模拟对比了新旧支护方案的支护效果。研究结果可为羊渠河矿区深部支护提供科学合理方案。Based on geostress distribution and lithological properties of rock strata of Yangquhe Mining Area,this paper put forward a new design project for supporting deep roadway with high strength and high pre-tightening anchored bolt.Supporting effects of old and new design were compared by numerical simulation.The result may provide scientific and rational project for supporting deep roadway in Yangquhe Mining Area.

关 键 词：高预紧力 锚杆 支护 优化 数值模拟 

分 类 号：TD353.6[矿业工程—矿井建设]