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《Coal Geology & Exploration》 2002-05
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Visual numeric simulation of the height of fractured zone in No.2 northern working area in Donghuantuo Mine,Kailuan

WU Qiang 1,WEI Xue yong 1,ZHANG Hong 2,DONG Dong lin 1,YANG Ming 1,ZHANG Kai jun 1 (1.China University of Mining and Technology,Beijing 100083,China; 2.Kailuan Mining Bureau,Tangshan 063018,China)  
According to the water burst problem induced by exploitation of coal 8 and coal 9 in Donghuantuo mine,the hydrogelogical and engineering geological conditions are analyzed in detail.Based on comprehensively considering the effected factors of break height,the assessment model is established,and 6 types of simulated projects are designed.Using advanced software package of FLAC 3D ,a visual numeric simulation is conducted in analysis of break height of coal 9.
【CateGory Index】: P641.4
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