Research Article

Physical Simulation Test on Temperature Field Distribution of Artificial Vertical Straight Multirow Freezing Inclined Shaft

Table 2

Thermophysical parameters of sand at different temperatures.

Density (kg/m3)Temperature (°C)Heat capacity (kJ/(kg·°C))Thermal conductivity (W/(m·°C))

2190250.9981.41
-50.6671.71
-100.8493.58
-150.5533.65
-200.5463.67