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gui shi gou kuang jing nan yi cai qu jiang zu gai zao
Pages: 75-77
Year: Issue:  11
Journal: Safety in Coal Mines

Keyword:  通风系统采区通风阻力稳定性;
Abstract: 针对贵石沟矿井南翼采区通风阻力偏高,制约南翼采、掘工作顺利开展的情况,对南翼采区进行了通风阻力测定。经过VENT—CAD程序对其解算与分析,发现2#主斜井进风量在168—2500m3/min之间时,会造成南翼运输巷局部地点微风的情况。综合测试与模拟结果确定了520m水平南翼运输副巷改道,实现增大2#主斜井风量,以达南翼采区降阻之目的。结果表明:520m水平南翼运输改道62m1,当2#主斜井进风量为...
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