| 应用错层位巷道布置提高综放初采回收率的研究 |
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| 引用本文： | 马学京,赵景礼,常云博,黄立宁,张开加. 应用错层位巷道布置提高综放初采回收率的研究[J]. 煤炭工程, 2009, 0(9) |
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| 作者姓名： | 马学京 赵景礼 常云博 黄立宁 张开加 |
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| 作者单位： | 中国矿业大学(北京)资源与安全工程学院,北京,100083 |
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| 摘 要： | 根据错层位巷道布置采煤法初采期间的顶板状态,分析影响初采期间顶煤回收率的主要因素,并与实际工程应用中的实测数据进行对比,总结出应用错层位巷道布置采煤法提高初采期间顶煤回收率的机理.
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| 关 键 词： | 错层位 综放开采 煤岩稳定性 回收率 |
Research on layout of dislocated strata gateway applied to improve initial mining recovery rate of fully mechanized top coal caving mining |
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| Abstract: | According to the roof status in the initial mining period of the coal mining with the gateway layout in the dislocated strata,the paper analyzed the main factors affected to the top coal recovery rate in the initial mining period.In comparison with the site measured data applied in the actual project,the paper summarized the mechanism for the application of the mining method with the gateway layout in the dislocated strata to improve the top coal recovery rate in the initial mining period. |
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| Keywords: | dislocated strata fully mechanized top coal caving mining stability of coal and rock recovery rate |
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