Top-coal deformation control of gob-side entry with narrow pillars and its application for fully mec

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：wushiguo208

【摘要】

：

A mechanical model to control the top-coal deformation is established in accordance with the structural characters of the gob-side entry surrounding rock for th

【作者】

：

Qi Fangkun Zhou Yuejin Li Jiaw

【机构】

：

SchoolofMines,Xin',anCoalCo.,StateKeyLaboratoryGeomechanics&,DeepUndergroundEngineering

【出处】

：

矿业科学技术学报：英文版

【发表日期】

：

2016年3期

【关键词】

：

综采放顶煤工作面变形控制综采工作面沿空巷道窄煤柱应用沿空留巷顶板下沉 Fully mechanized top-coal caving Narro

【基金项目】

：

funded by the National Natural Science Foundation of China（No.51374201,51323004）, the State Key Development Program for Basic Research of China（No.2013CB227900）, the College Student’s Program for Inno

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A mechanical model to control the top-coal deformation is established in accordance with the structural characters of the gob-side entry surrounding rock for the fully-mechanic top-coal caving; the analytical solution of top coal roof-sag curve is deduced

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Top-coal deformation control of gob-side entry with narrow pillars and its application for fully mec

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