| 综采工作面跨石门开采在土城矿的应用 |
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| 引用本文： | 肖平川. 综采工作面跨石门开采在土城矿的应用[J]. 煤炭科学技术, 2009, 37(2) |
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| 作者姓名： | 肖平川 |
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| 作者单位： | 盘江煤电有限责任公司土城矿,贵州,六盘水,553529 |
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| 摘 要： | 为了提高煤炭采出率且实现对石门集中应力的释放,针对土城矿1512-18采面煤层赋存地质条件,分析了常规的走向长壁采煤法煤柱留设大,采出率低的原因.因此,提出了综采工作面跨石门开采方法,通过对跨石门开采技术巷道布置、支护方式、回采工艺以及开采效果的分析,说明近距离倾斜突出煤层采用走向长壁后退式采煤方法跨石门开采不但技术、安全上可行,而且还能获得较好的经济效益.
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| 关 键 词： | 综采工作面 跨石门开采 巷道布置 回采工艺 |
Application of Fully Mechanized Coal Mining Face Crossing over Rock Crosscut in Tucheng Mine |
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| XIAO Ping-chuan. Application of Fully Mechanized Coal Mining Face Crossing over Rock Crosscut in Tucheng Mine[J]. Coal Science and Technology, 2009, 37(2) |
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| Authors: | XIAO Ping-chuan |
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| Affiliation: | Tucheng Mine;Panjiang Coal and Electric Power Company Ltd.;Liupanshui 553529;China |
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| Abstract: | In order to improve the coal mining rate and to realize the concentrated stress in the rock crosscut released,according to the seam geological conditions of No.1512-18 coal mining face in Tucheng Mine,the paper analyzed the causes of large coal pillar left and low mining recovery rate of the conventional strike longwall mining.Thus the paper provided the mining method of the fully mechanized coal mining face crossing over rock crosscut analysis.With the on the gateway layout,support method,mining technology... |
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| Keywords: | fully mechanized mining face cross rock crosscut mining gateway layout mining technology |
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