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覆岩结构对冲击矿压的影响及其微震监测
引用本文:徐学锋,窦林名,曹安业,江衡,张明伟,陆振裕.覆岩结构对冲击矿压的影响及其微震监测[J].采矿与安全工程学报,2011,28(1):11-15.
作者姓名:徐学锋  窦林名  曹安业  江衡  张明伟  陆振裕
作者单位:1. 中国矿业大学煤炭资源与安全开采国家重点实验室,矿业工程学院,江苏,徐州,221008;河南理工大学能源科学与工程学院,河南,焦作,454000
2. 中国矿业大学煤炭资源与安全开采国家重点实验室,矿业工程学院,江苏,徐州,221008
基金项目:国家重点基础研究发展计划(973)项目,煤炭资源与安全开采国家重点实验室开放研究基金项目,河南省教育厅自然科学研究计划项目
摘    要:为了研究覆岩结构对冲击矿压的影响,以关键层理论为基础对某煤矿上覆岩层结构进行了划分,并利用微震监测技术对巨厚上覆岩层破断规律进行了分析,研究结果认为对上覆岩层可根据岩性、厚度不同划分成不同级别的关键层结构,这些结构初次破断形成的"O-X"型破断结构有主亚之分.大尺度的覆岩结构在破断过程中释放巨大能量形成矿震,是冲击矿压...

关 键 词:关键层  覆岩结构  时空演化  冲击矿压  微震监测

Effect of Overlying Strata Structures on Rock Burst and Micro-Seismic Monitoring Analysis
XU Xue-feng,DOU Lin-ming,CAO An-ye,JIANG Heng,ZHANG Ming-wei,LU Zhen-yu.Effect of Overlying Strata Structures on Rock Burst and Micro-Seismic Monitoring Analysis[J].Journal of Mining and Safety Engineering,2011,28(1):11-15.
Authors:XU Xue-feng  DOU Lin-ming  CAO An-ye  JIANG Heng  ZHANG Ming-wei  LU Zhen-yu
Affiliation:XU Xue-feng1,2,DOU Lin-ming1,CAO An-ye1,JIANG Heng1,ZHANG Ming-wei1,LU Zhen-yu1(1.State Key Laboratory of Coal Resource and Safe Mining,School of Mines,China Universityof Mining & Technology,Xuzhou,Jiangsu 221008,China,2.School of Energy Scienceand Engineering,Henan Polytechnic University,Jiaozuo,Henan 454000,China)
Abstract:Based on the key stratum theory,overlying strata structures in one coal mine are divided,and micro-seismic monitoring is used to analyze its rupture regularity.The results show that the overlying strata are divided into key strata of different grades according to lithology and thickness.The initially formed O-X fracture structures have the main O-Xone and the sub-level O-Xone.Large amount of energy is released and mine earthquake takes place during the breaking of large scale overlying strata structures,for...
Keywords:key stratum  overlying strata structures  time-space evolution  rock burst  microseismic monitoring  
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