高温金属矿井巷道掘进中组合压冷风筒布位对降温效果的影响

聂兴信,刘哲伟,高赵祥,程平

Influence of Combined Compression Cooling Air Duct Arrangement on the Cooling Effect in High-Temperature Metal Mine Roadway Excavation

Xingxin NIE,Zhewei LIU,Zhaoxiang GAO,Ping CHENG

图2 双压入混合通风风筒位置示意图

Fig.2 Schematic diagram of the position of the double press-in mixed ventilation duct