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Coal Science and Technology. Core
(Accepted Version) Online First Publishing Date: 2024-03-15 20:32:20

Study on floor stress distribution law and roadway layout of close distance coal seamsChinese Full Text

ZHANG Jie;SUN Jianping;HE Yifeng;ZHANG Yiming;PANG Haibo;WU Haohao;ZHANG Jianchen;PENG Bing;

Abstract: In order to explore the influence of the remaining coal pillar in the upper coal seam on the stress of the floor and the reasonable layout of the mining roadway in the lower coal seam， taking Tangshangou Coal Mine as the research object， the theoretical analysis and numerical simulation methods and a variety of influencing factors were used to construct the collaborative bearing structure model of the remaining coal pillar and the hinged rock block in the upper coal seam and the stress transfer ... More
Keywords：

contugous coal seam; remaining coal pillar; floor stress; roadway layout;

  • Series：

    (B) Chemistry/ Metallurgy/ Environment/ Mine Industry

  • Subject：

    Mining Engineering

  • Classification Code：

    TD823.81;TD822.2

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