厚松散层倾斜煤层开采地表沉陷规律研究
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摘要
为研究厚松散层倾斜煤层开采地表沉陷规律,本文以某矿首采工作面的地质采矿条件为工程背景,根据"三下"采煤规程设计了该工作面的地表开采沉陷观测线位置;通过对实测数据的分析,获得了该地质采矿条件下地表移动变形的动态特性、下沉盆地的角量参数以及概率积分预测参数;揭示了厚松散层倾斜煤层开采地表沉陷机理,得出在该地质采矿条件下,基岩对采动覆岩沉陷影响传播起主要决定作用,而松散层的影响较小。研究成果对于指导该矿区开展"三下"采煤以及进行采动损坏防治等工作具有重要的理论意义和实际指导作用。
引文
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[4]Peng S S.Surface Subsidence Engineering[M].Littleton;Societyfor Mining,Metallurgy and Exploration,Inc,1992.
[5]CHEN Jun-jie,ZOU You-feng,GUO Wen-bin.Study on the Relationship Between Subsidence Coefficient and Mining Degree Under a Thick Alluvium Stratum[J].Journal of Mining&Safety Engineering.2012,29(2):250-254.
[6]中华人民共和国能源部.煤矿测量规程[M].北京:煤炭工业出版社,1989:84.
[7]郭文兵,柴华彬.煤矿开采损害与保护[M].北京:煤炭工业出版社,2008:94.
[8]何国清,杨伦,凌赓娣,等.矿山开采沉陷学[M].徐州:中国矿业大学出版社,1995.
[9]国家煤炭工业局.建筑物、水体、铁路及主要井巷煤柱留设与压煤开采规程[M].北京:煤炭工业出版社,2000:5-20.
[10]邹友峰.矿山开采沉陷工程[M].徐州:中国矿业大学出版社,2003:25.
[11]胡青峰,崔希民,袁德宝,等.厚煤层开采地表裂缝形成机理与危害性分析[J].采矿与安全工程学报,2012,29(6):864-869.