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- Mechanics Analysis of Wall Rock Deformation and Failure of Tunnel and Its Treatment 某隧道围岩变形与破坏的机理分析和相应处理措施
- Numerical Simulation of Shoring on Large Span Intersection and Control of the Wall Rock Deformation 大断面交岔点支护及围岩变形控制模拟研究
- Then get the wall rock' s deformation, stress,and rockbolt' s axial stress.At the same time, analyse thedevelopment process and dispersion range of plastic region. 得到了各工况下洞室开挖后围岩的变形、应力和锚杆的轴向应力，同时分析了塑性区的发展过程和分布范围。
- In combination with the radial deformation equation of brittle wall rock in circular tunnel,the computing model for the axial stress of the grouted rock bolt in ideal brittle wall rock and ... 分析了锚杆应力的分布特征以及影响其应力分布趋势和大小的因素,其中重点对围岩体的剪涨角进行了分析。
- Anchor concreting is an effective support technique to control surrounding rock deformation and keep tunnel stability. 锚杆注浆是一种行之有效的控制围岩变形和保证巷道稳定的支护技术。
- SHEN Zhu-jiang.Simulation of rock deformation and failure by binary medium model[J].Hydroscience and Engineering,2004,(1):1-5. [10]沈珠江;陈铁林.;岩样变形和破坏过程的二元介质模拟[J]
- This paper studies the failure mechanism of roof-coal in abutment presure according to the basic principle about rock deformation and roct mechanics. 本文以岩石力学关于岩石变形破坏的基本原理为基础,研究了在支承压力作用下顶煤破碎机理。
- On the basis of mechanism of soft rock deformation,the coupled supporting principle has been deve loped in this article. 根据煤矿软岩的变形力学机制，提出耦合支护力学原理。
- Optical fiber sensor is embeded in rock layer of model to find premonitory information of rock deformation and the process of rock damage with mining. 在模拟矿山开采引起的岩层运动时,将光纤传感器埋入模型的岩层中,研究采用光纤传感技术监测岩体变形的理论和技术。
- Wall rock is a special medium of underground engineering and its stability affects directly production and safety. 摘要围岩是地下工程类特殊的介质，其稳定性直接影响到生产和安全。
- Based on a complete stress-strain curve of the rock, an elastoplastic formula describing rock deformation failure is established. 从岩石的全应力-应变曲线出发，建立了描述围岩变形破坏的弹塑性本构方程。
- The paper carefully analyzes bolt supporting system, and measures the parameters of coal wall rock in Fuxin diggings. 本文对锚杆支护理论进行了系统分析，并对阜新矿区煤巷围岩的参数进行了实验测定。
- Secondly, simulation elicits wall rock transmogrification under the different coal pillar and different stress. 其次模拟研究分析了留设煤柱宽度不同时以及地应力大小不一时沿空巷道围岩变形情况，得到了一些认识；
- Conventional gas reservoir simulation technique is based on Darcy's Law, and cannot accurately describe the percolation with start-up pressure gradient and rock deformation. 常规气藏数值模拟技术基于线性的达西定律，无法对启动压力梯度和介质变形的情况予以准确描述。
- The results show that both ore body and wall rock have weak or strong rockburst proneness. 结果表明,该矿矿体和围岩均具有发生弱或强烈岩爆的倾向性。
- The alteration of wall rocks is affected by the ductile shear deformation and brittleness structure, while Au mineralization and main periods of wall rock alteration are simultaneously formed. 近期研究表明，该金矿与早期的韧性剪切活动以及后期的脆性改造有成因联系，金矿化与围岩蚀变的主要期次同时形成。
- The main wall rock alterations of the Kangshan goldfield are silication,sericitization,carbonicacidation and pyritization. 康山金矿田围岩蚀变主要为硅化、绢云母化、碳酸盐化及黄铁矿化。
- In flat dip layer, the seam thickness control the stability of the wall rock, the thick-bedded hard rock is stable than the thin-bedded hard rock. 岩层厚度在缓倾斜时对围岩稳定起控制作用，厚层硬岩整体稳定性好于薄层状硬岩。
- The alteration distribution from ore body to wall rock is skarn-high silicification-low silicification-quartzification and carbonatization. 矿体至围岩明显有矽卡岩化-强硅化-弱硅化-石英、碳酸盐化的蚀变分带特征。
