Dynamic evolution characteristics of mining-induced fractures in overlying strata detected by radon

查看全文 作　　者：ZHANG [1]Wei;ZHANG [1,2]Dongsheng;MA [1]Liqiang;WANG [1]Xufeng;FAN [1]Gangwei

机构地区：[1]State Key Laboratory of Coal Resources and Safe Mining, School of Mines, China University of Mining & Technology, Xuzhou 221116, China;[2]College of Geology and Exploration Engineering, Xinjiang University, Urumchi 830046, China

出　　处：《Nuclear Science and Techniques》索引2011年第22卷第6期,共4页

基　　金：Supported by the National Natural Science Foundation of China(50904063 and 51004101);the Fundamental Research Funds for the Central Universities (2010ZDP02B02);the State Key Laboratory of Coal Resources and Safe Mining(SKLCRSM08X02) 摘　　要：<正>For environment protection in mining areas in northwest China,we developed a CTSRM(comprehensive test system by radon measurement) to measure radon radioactivity and detect dynamic evolution characteristics of mining-induced fractures in overlying strata.It was used to simulate the relationship between the dynamic evolution characteristics and radon concentrations of 33201~# coalface at Bulianta coal mine in Inner Mongolia,and feasibility of the method was validate. 关键词：演化特征上覆岩层骨折采矿测氡中国西北地区综合测试系统氡气测量

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Dynamic evolution characteristics of mining-induced fractures in overlying strata detected by radon

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