The Analysis of the Stress Field and Crack of Rock under the Blast Loading

机译：爆破载荷下岩石应力场和裂缝分析

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The crack tip stress field of rock is analyzed under blast loading, and the crack arrest criterion, the conditions of rock crack initiation and crack extension are presented in this paper. The study will help the design of maintaining the stability of stope drift active workings.

机译：在爆破载荷下分析了岩石的裂纹尖端应力场，并在本文中提出了裂纹钝化标准，岩石裂纹启动和裂缝延伸的条件。该研究将有助于维护浮动漂移积极工作的稳定性。

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《International Conference on Structures and Building Materials》|2011年||共4页
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作者
Zhongguo Zhang; Yadong Bian; Bin Gao;
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原文格式 PDF
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中图分类 TB3-532;
关键词
Blast Loading; Stress Field; Crack; Stability;

机译：爆炸载荷;应力场;裂缝;稳定;

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2. 2D numerical analysis of rock damage induced by dynamic in-situ stress redistribution and blast loading in underground blasting excavation [J] . Yang J. H., Yao C., Jiang Q. H., Tunnelling and underground space technology . 2017,第nova期

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3. Fracture mechanics analysis of rock containing collinear cracks under dynamic blasting loads [J] . Lingfei Zhang, Zhonghui Chen, Jianming Wang, AIP Advances . 2021,第4期

机译：动态爆破载荷下含有共线裂缝的岩石裂缝力学分析
4. Numerical analysis of hard rock blasting unloading effects in high in situ stress fields [J] . Xiao Si-You, Su Li-Jun, Jiang Yuan-Jun, Bulletin of engineering geology and the environment . 2019,第2期

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5. The Analysis of the Stress Field and Crack of Rock under the Blast Loading [C] . Zhongguo Zhang, Yadong Bian, Bin Gao International Conference on Structures and Building Materials . 2011

机译：爆破载荷下岩石应力场和裂缝分析
6. Transmitted Pressure and resulting Crack Network in selected Rocks from Single-hole Blasts in Laboratory-scale Experiments. [D] . Srirajaraghavaraju, Rakesh Rangaraju. 2014

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8. Linking permeability to crack density evolution in thermally stressed rocks under cyclic loading [O] . Faoro, I., Vinciguerra, S., Marone, C., 2013

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The Analysis of the Stress Field and Crack of Rock under the Blast Loading

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