Development and Application of Analogous Materials for Fluid-Solid Coupling Physical Model Test

Table 7

Range analysis of the influence of material composition on permeability coefficient.

Level number	Permeability coefficient (m/s)
	Factor A	Factor B	Factor C
1	5.08e^−8	1.6e^−7	2.65e^−7
2	3.67e^−8	1.5e^−7	1.61e^−7
3	3.41e^−8	1.27e^−7	3.65e^−8
4	2.39e^−7	5.84e^−8	3.27e^−8
5	5.33e^−7
6	2.47e^−8
7	2.12e^−8
R	5.11e^−7	1.01e^−7	2.32e^−7
R′	3.83e^−7