不同顶管组合方式的管幕冻结温度场模型试验

段寅, 荣传新, 程桦, 蔡海兵, 解德柱, 丁杨龙

Model test of freezing temperature field of the freeze-sealing pipe roof method under different pipe arrangements

Yin DUAN, Chuanxin RONG, Hua CHENG, Haibing CAI, Dezhu XIE, Yanglong DING

表4 积极冻结期试验A区测点温度数据

Table 4 Temperatures at the four monitoring points in Area A during active freezing period

项目 0# 1# 2# 3# 0 h温度/℃ 23.0 23.6 24.3 24.8 21 h温度/℃ 6.0 2.0 -2.9 -6.6 变化速率/（℃·h-1） 0.8 1.03 1.3 1.5