| 预防综放面坚硬顶板超前剪切破坏方法 |
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| 引用本文： | 寇海平. 预防综放面坚硬顶板超前剪切破坏方法[J]. 山西大同大学学报(自然科学版), 2008, 24(3): 56-58 |
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| 作者姓名： | 寇海平 |
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| 作者单位： | 大同煤矿集团公司忻州窑矿,山西大同037021 |
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| 摘 要： | 综放面开采过程中，坚硬顶板超前剪切破坏，会造成工作面台阶下沉，甚至工作面整体垮落.通过矿压观测，判断顶板来压方式，采取强制放顶，防止顶板剪切破坏.
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| 关 键 词： | 预防 坚硬顶板 剪切破坏 |
Prevention of Shear Failure of Hard Roof in Fully Mechanized Caving Face |
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| KOU Hai-ping. Prevention of Shear Failure of Hard Roof in Fully Mechanized Caving Face[J]. Journal of Shanxi Datong University(Natural Science Edition), 2008, 24(3): 56-58 |
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| Authors: | KOU Hai-ping |
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| Affiliation: | KOU Hai-ping (Xinzhouyao Colliery, Datong Coal Mine Group, Datong Shanxi, 037021) |
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| Abstract: | In mining, if the hard roof is submitted to shear failure, the sidesteps might sink or even collapse. This author proposes to force roof carving to prevent shear failure by observing the mine pressure. |
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| Keywords: | prevention hard roof shear failure |
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