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- Based on the basic features of soft rock,the paper analyses that dilatancy characteristics is an important factor influencing upon surrounding ground stability of deep soft rock roadway. 针对软岩巷道的特点,利用泥灰岩三轴试验结果,分析了膨胀特性对深井软岩巷道围岩稳定性的影响;
- Based on the basic features of soft rock, the paper analyses that dilatancy characteristics is an important factor influencing upon surrounding ground stability of deep soft rock roadway. 摘要针对软岩巷道的特点,利用泥灰岩三轴试验结果,分析了膨胀特性对深井软岩巷道围岩稳定性的影响;
- Practice of bolt support in deep soft rock roadway 深部软岩巷道锚杆支护实践
- Ground pressure and its controlling in deep soft rock roadway 深部软岩巷道矿压显现及控制
- Technique of quadratic supporting in deep soft rock roadway 深部软岩巷道二次支护技术
- Study on deep soft rock roadway support in high stress area 深井高应力软岩沿空回采巷道安全支护研究
- STUDY ON MECHANISM AND CONTROL OF DEEP SOFT ROCK ROADWAY FLOOR HEAVE IN KONGZHUANG COAL MINE 孔庄矿深部软岩大巷底臌机理及控制对策研究
- STUDY ON SUPPORTING DESIGN FOR LARGE AREA SERIOUS ROOF CAVING OF DEEP SOFT ROCK ROADWAY IN XING'AN COAL MINE 兴安矿深部软岩巷道大面积高冒落支护设计研究
- deep soft rock roadway 深部软岩巷道
- Numerical analysis on influence of reinforcing floor on stability of sides in deep soft rock roadways 加固底板对深部软岩巷道两帮稳定性影响的数值分析
- Keywords deep soft rock roadways;numerical simulation;inner bearing structure;outer bearing structure;deep base point displacement; 深部软岩巷道;数值模拟;内承载结构;外承载结构;深基点位移;
- Soft rock roadway has the character of continuous plastic deformation. It's difficult to control using the single supporting way. 高应力软岩巷道具有持续塑性变形破坏特征,单一支护方式难以控制。
- Supporting technique in deep-seated high stressed soft rock roadway is always one of the puzzles in underground engineering field at home and abroad. 深井高应力软岩巷道支护一直是国内外地下工程支护的难题之一。
- Directing to the problems existing in goaf roadway in soft rock roadway,find out the optimum solvent and make goaf roadway technology all_round way spread. 针对沿空送巷在软岩地区存在的几个问题,提出解决措施,找到解决问题的最佳办法,使沿空送巷技术得到全面推广。
- deep soft rock roadways 深部软岩巷道
- With grouting-bolting as the kernel, pre-stressed anchor rope truss as the assistant, the combined supporting system solved the supporting problem in deep-seated high stressed soft rock roadway. 通过以锚注为核心、预应力锚索和锚索桁架为辅助的的锚注联合支护体系解决了深井高应力软岩巷道的支护问题。
- The paper analyses character of soft rock roadways and deep roadways, puts forward effective scientific support methods. 通过对软岩及深部井巷特点的了解与分析,提出有效、合理、科学的支护方法。
- Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery. 针对红庙煤矿膨胀性软岩巷道存在的难题,给出了针对性的巷道控制方案,并在实践中得到了验证,有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- Application of Bolt-Mesh-Girder-Anchor-Concrete Combined Support in Roadway in Deep Soft Rock 锚网梁索喷联合支护在深井软岩巷道中的应用