| 刀柱采煤法采空区下长壁采场顶板控制研究 |
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| 引用本文： | 吴士良 秦乐尧. 刀柱采煤法采空区下长壁采场顶板控制研究[J]. 山东科技大学学报(自然科学版), 2000, 19(4): 102-104 |
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| 作者姓名： | 吴士良 秦乐尧 |
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| 作者单位： | [1]山东科技大学资源与环境工程学院,山东泰安 [2]兖州矿业集团兴隆庄煤矿,山东兖州 |
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| 摘 要： | 极近距离煤层组上分层刀柱法回采后,通过对煤柱稳定性的分析及顶板运动特征的研究,得到了下分层长壁采动后顶板结构特征,预计了采场顶板压力的来源和计算方法。实践证明结论可靠。
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| 关 键 词： | 刀柱采煤法 长壁采煤法 采场矿压控制 顶板结构 |
Study on Longwall Face Roof Control Beneath the Gob Area Mined with Pillar Supporting Method |
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| WU Shi-liang,QIN Le-yao,. Study on Longwall Face Roof Control Beneath the Gob Area Mined with Pillar Supporting Method[J]. Journal of Shandong Univ of Sci and Technol: Nat Sci, 2000, 19(4): 102-104 |
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| Authors: | WU Shi-liang QIN Le-yao |
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| Abstract: | Based on analyzing stability of pillars left in the gob areas and the nature of main roof movement in pillar supported uppar slici ng face in a group of closely-interspaced seams,the roof structure and its pressur e estimate in the lower slice longwall face mined are studied.Practice verifie d that the result is reliable. |
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| Keywords: | pillar supporting mining longwall mining ground c ontrol in working face |
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