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- Numerical Simulation Research on Coupling Support Theory of Roadway Within Soft Rock at Depth 深部开采软岩巷道耦合支护数值模拟研究
- Keywords roadway within soft rock;grouted mesh-shellbolt support;pressure in surrounding rock; 软岩巷道;网壳锚喷支架;围岩压力;
- roadway within soft rock 软岩巷道
- In this paper, FLAC3D is adopted to simulate the mechanical behavior and deformation characteristics with different excavating method and excavating sequence of large section cavern within soft rock. 运用三维有限差分数值计算软件(FLAC3D),模拟分析了软岩大断面硐室围岩由于开挖方法、开挖顺序的不同而产生不同时效变形与应力状态的力学响应及变形特性。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- Research on the non-linear mechanics characters of large section cavern excavating within soft rock by numerical simulation 大断面软岩硐室开挖非线性力学特性数值模拟研究
- Any of various mollusks that bore into soft rock or wood. 钻蛀虫钻入松软岩石或木头中的软体动物
- Deep grooves channeled the soft rock. 在质地松软的岩石上形成许多深槽。
- 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。
- Maintenance of the soft rock, high-pressure roadway and chamber is difficult problem in the underground project of exploiting etc. all the time. 摘要软岩、高地压巷道和峒室的维护一直是煤炭开采等地下工程中的难题。
- 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。
- Do you like ballads or soft rock music? 你喜欢听抒情歌曲还是抒情摇滚乐?
- 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。
- The TIR radiation of soft rock is influenced with seawater. 同时发现红外辐射温度变化受海水的影响。
- Methods Treat the 118 cases of open wounds within soft tissues in the malxillofical region with debridement,skillful suture,and so on. 方法:对118例颌面部软组织开放性伤口采用清创、技巧性缝合、药物消肿等措施进行治疗。
- 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;
- The softer rock has been weathered away into soil. 较软的岩石风化成了泥土。
- 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。
- 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；
- 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。
