Formation of Tension and Delamination Areas in a Long Excavation's Roof

S. V. Kuznetsov; V. A. Trofimov

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Formation of Tension and Delamination Areas in a Long Excavation's Roof

机译：长基坑顶板张拉和分层区域的形成

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摘要

The article discusses assessment of geomechanical state and behavior of roof rocks in a long excavation as the production heading is advanced. Initial conditions and propagation of growth conditions of delamination fractures have been found, including dynamic regime.

机译：本文讨论了随着生产方向的发展，在长期开挖过程中对顶板岩石力学状态和行为的评估。已经发现分层裂缝的初始条件和生长条件的传播，包括动态状态。

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来源
《Journal of Mining Scinece》 |2012年第5期|共9页
作者
S. V. Kuznetsov; V. A. Trofimov;
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原文格式 PDF
正文语种 eng
中图分类矿山开采;
关键词
Mine excavation; excavation roof; rock lamination; rock pressure; dynamic events;

机译：矿山开挖;开挖顶板;岩石层合;岩石压力;动力事件;

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1. Formation of Tension and Delamination Areas in a Long Excavation's Roof [J] . S. V. Kuznetsov, V. A. Trofimov Journal of Mining Scinece . 2012,第5期

机译：长基坑顶板张拉和分层区域的形成
2. Research and Application of Low Density Roof Support Technology of Rapid Excavation for Coal Roadway [J] . Yang Houqiang, Han Changliang, Zhang Nong, Ecological restoration . 2020,第1期

机译：低密度屋顶支护技术对煤巷快速挖掘的研究与应用
3. The Influence of Heading Rate on Roof Stability in Coal Entry Excavation [J] . Sen Yang, Nong Zhang, Xiaowei Feng, Advances in civil engineering . 2018,第1期

机译：进煤开挖率对顶板稳定性的影响
4. Excavation of a Tunnel to Reach a Large Underground Cavern Roof Fall [C] . H.S.Venkatesh, R.Balachander, G.Gopinath, Annual Conference on Explosives and Blasting Technique . 2019

机译：隧道的挖掘到达一个大地下洞穴屋顶秋天
5. Shear and tension capacity of arc-spot weld connections for multi-overlap roof deck panels. [D] . Guenfoud, Nadir. 2010

机译：多重叠屋顶面板的弧点焊接连接的抗剪和抗拉能力。
6. Choroidal Excavation in Eye with Normal Tension Glaucoma [O] . Kazunobu Asao, Takeshi Morimoto, Atsuko Nakada, 2014

机译：正常张力性青光眼眼的脉络膜开挖
7. Experimental Study of the Behavior of Rectangular Excavations Supported by a Pipe Roof [O] . Xiongyao Xie, Mingrui Zhao, Isam Shahrour 2019

机译：管屋支撑矩形挖掘行为的实验研究
8. Report of Roof Inspection: Partial Delamination of Adhesive-Bonded Seams at an Army Facility [R] . Rossiter, W. J. , Seiler, J. F. 1988

机译：屋顶检查报告：陆军设施粘合剂接缝的部分脱层

Formation of Tension and Delamination Areas in a Long Excavation's Roof

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