Analysis of the Development Characteristics and Influencing Factors of Freezing Temperature Field in the Cross Passage

Table 1

Main freezing design parameters of the cross passage.

Name	Value
	Cross passage No. 1	Cross passage No. 2
Freezing wall thickness in normal section/m	2.1	2
Freezing wall thickness at the spell mouth/m	1.8	1.7
Freezing time/d	48	45
Freezing pipe diameter/mm	89	89
Deviation freezing hole/mm	＜150	＜150
Freezing wall average temperature/°C	−10	−10
Brine flow rate of single pipe/(m^3·h^−1)	5～8	5～8
Total cooling demand/(Kcal/h)	8.137	4.438