局部制冷降温技术在井下长距离掘进中的应用

郭忠磊,崔嵛,王春龙

Application of Local Refrigeration and Cooling Technology in Underground Long-distance Excavation Tunnel

Zhonglei GUO,Yu CUI,Chunlong WANG

图4 风温为8.5 ℃条件下巷道温度场分布图

Fig.4 Distribution diagram of tunnel temperature field under the condition of air temperature is 8.5 ℃