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Numerical Simulation and Forecast of Mine Discharge in Wanghe Coal Mine
详细信息   
摘要

In numerical simulation of mine discharge of karst water, a regional model and a local model are constructed to solve the boundary conceptualization, and the heterogeneity of karst medium is depicted using information compound technology. The regional model of the study area, Xinggong mining area, is constructed due to the fact that it has complete hydrogeological boundary. The results show that when mining the faces of 111 070, 113 090, 113 110 and 113 120, the normal mine discharges are 490, 350, 560 and 590 m3/h, respectively, and the maximum mine discharges are 690, 490, 790, and 830 m3/h, respectively. The results can provide a scientific basis for the mine design department to determine mining scheme, arrange drainage equipment and take measures to control water.

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