Overburden fracture evolution laws and water-controlling technologies in mining very thick coal seam

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：minghao1122

【摘要】

：

Considering the danger of water inrush in mining very thick coal seam under water-rich roof in Majialiang Coal Mine,the universal discrete element(UDEC)software

【作者】

：

Youxi Zhang Shihao Tu Qingshen

【机构】

：

SchoolofMines,DatongCoalMineGroupCo.Ltd.,SchoolofMines,DatongCoalMineGroupCo.Ltd.

【出处】

：

矿业科学技术学报：英文版

【发表日期】

：

2013年5期

【基金项目】

：

Financial support for this work was provided by the Priority Academic Program Development of Jiangsu Higher Education Institutions of China，the Fundamental Research Funds for the Central Universities

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Considering the danger of water inrush in mining very thick coal seam under water-rich roof in Majialiang Coal Mine,the universal discrete element(UDEC)software was used to simulate the overburden fracture evolution laws when mining 4#coal seam.Besides,th

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Overburden fracture evolution laws and water-controlling technologies in mining very thick coal seam

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