| 大同矿区石炭纪煤层复合顶板条件大采高开采相似模拟研究 |
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| 引用本文： | 刘文,张春山.大同矿区石炭纪煤层复合顶板条件大采高开采相似模拟研究[J].价值工程,2011,30(29):19-20. |
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| 作者姓名： | 刘文 张春山 |
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| 作者单位： | 1. 大同煤矿集团有限责任公司,大同,037003
2. 大同煤矿集团有限责任公司永定庄煤矿,大同,037003 |
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| 基金项目： | 国家自然科学基金项目(编号:51009015,50874021,50574016); 辽宁省教育厅重点实验室项目(编号:2009S006) |
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| 摘 要： | 以白洞矿C3#煤层301盘区8108工作面开采条件为基础,应用相似材料模拟方法,研究了开采后上覆岩层运动的过程、变化及特点,探讨了上覆岩层运动的规律及煤壁失稳情况;根据模拟结果,分析了开采范围内支承压力峰值的变化及对顶板的影响。
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| 关 键 词： | 大采高 相似材料模拟 矿压显现 |
Material Simulation Study on Large Height and Compound Roof Mining in Datong Carboniferous Coal Seam |
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| Liu Wen,Zhang Chunshan.Material Simulation Study on Large Height and Compound Roof Mining in Datong Carboniferous Coal Seam[J].Value Engineering,2011,30(29):19-20. |
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| Authors: | Liu Wen Zhang Chunshan |
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| Institution: | ① Liu Wen;② Zhang Chunshan (①Technology Center of Coal Mine,Datong Coal Mine Group Co.,Ltd.,Datong 037003,China;②Yongdingzhuang Coal Mine,Datong Coal Mine Group Co.,Ltd.,Datong 037003,China) |
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| Abstract: | Overlying strata of No.8108 working face,301 panel,NO.C3 coal seam in Baidong coal mine is material simulated to study the movement law and instability characteristic.Based on the test result,the change of maximum abutment pressure as well as whose effects on roof is also analyzed. |
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| Keywords: | large mining height similar material simulation strata pressure behavior |
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