Applying real time seismic monitoring technology for slope stability assessment—An Indian opencast coal mine perspective

查看全文 作　　者：Vinoth [1]S.;Ajay Kumar [1]L.

机构地区：[1]Department of Mining Engineering,College of Engineering Guindy,Anna University

出　　处：《International Journal of Mining Science and Technology》索引2014年第24卷第1期,共6页

基　　金：the S&T project ‘‘High resolution microseismic monitoring for early detection and analysis of slope failure in opencast mines’’ funded by inistry of Coal,Government of India;The Singareni Collieries Co Ltd (SCCL),Andhra Pradesh 摘　　要：This paper outlines the results obtained from real time microseismic monitoring of an opencast coal mine in South India.The objective of the study is to investigate the stress changes within the rockmass along the slope due to underground mine development operation and their impact on the stability of the highwall slope.The installed microseismic systems recorded the seismic triggerings down toà2 moment magnitude.In general,most of the events recorded during the monitoring period are weak in seismic energy.The study adopts a simple and more reliable tool to characterize the seismically active zone for assessing the stability of the highwall in real time.The impact of underground working on the slope is studied on the basis of the seismic event impact contours and seismic clusters.During the monitoring period,it is observed that the intensity of the overall microseismic activity along the slope due to the mine development operations did not cause any adverse impact on the highwall stability. 关键词：边坡稳定性评价地震监测技术露天煤矿实时印度应用微震监测地震事件

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Applying real time seismic monitoring technology for slope stability assessment—An Indian opencast coal mine perspective

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