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近距离煤层回采顺序及工作面巷道布置方式分析 被引量:2

Analysis of Mining Sequence and Working Face Roadway Layout Form of Close-distance Coal Seams
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摘要 针对近距离煤层回采时工作面布置的时空关系,通过分析近距离煤层回采,在理论阐述近距离煤层选择合理回采顺序依据的基础上,进一步分析了近距离煤层工作面巷道的不同布置方式及其优缺点。研究结果对掌握近距离煤层联合开采时的合理时空关系具有参考意义。 Aiming at the spatial-temporal relationship of working face layout in close-distance coal seam mining,by analyzing the close-distance coal seam mining,based on the theoretical basis for selecting the rational mining sequence of close-distance coal seams,this paper further analyzed the different layouts of working face roadways of close-distance coal seams and their advan-tages and disadvantages.The research results have certain reference significance for mastering the reasonable space-time relation-ship of combined mining in close distance coal seams.
作者 丁志清 DING Zhiqing(Fangshan Mugua Coal Mine,Lvliangshan Coal Electricity Co.,Ltd.,Huozhou Coal Electricity Group,Shanxi Coking Coal Group,Fangshan 033100,Shanxi,China)
出处 《能源与节能》 2019年第9期27-28,120,共3页 Energy and Energy Conservation
关键词 近距离煤层 回采顺序 巷道布置 护巷煤柱 close-distance coal seams mining sequence roadway layout coal pillar for roadway protection
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