Similarity Criterion of Freezing Model Test considering Nonlinear Variation of Thermal Parameters with Temperature

Table 4

Values of model test parameters.

Model number	Model scale l × h (m × m)	Freezing time (h)	Cold source temperature (°C)	Initial soil temperature (°C)	Ambient temperature (°C)	Soil density (kg·m^−3)
1	2 × 0.50	200	−30	7	7	1910
2	1 × 0.25	50
3	2 × 0.50	200