Abstract:
With the help of SuperMap Deskpro's spatial analysis function,Shuangliu coal mine coal and gas outburst is quantitatively evaluated.This paper produced a coal and gas outburst comprehensive risk evaluation map of Shuangliu coal mine,and found out the gas occurrence regularity,and consulting with the coal and gas outburst comprehensive risk evaluation level system,divided the mine No.3+No.4 coal seam into key protection area,key monitoring area,and general surveillance area.The results have certain reference value and significance for improving Shuangliu coal mine effectiveness and pertinence of outburst prevention measures.