Study on Temperature Field Evolution and Frozen Wall Closure Judgment Criteria of Inclined Shaft under Inclined Holes Freezing Condition

Table 1

Prototype parameters of the freezing system.

Classification:	Salt water		Freezing pipe
Parameter:	Temperature	Speed	Size	Angle	Hole spacing
Value:	-32°C	0.12 m/s	φ159 mm ×6 mm	10°	1.2 m