Experimental Study on Nonlinear Seepage Characteristics and Particle Size Gradation Effect of Fractured Sandstones

Table 2

The characteristic parameters of seepage velocity with the variation of the porosity.

(MPa)
1.0	1.416	0.066	0.9983
1.5	2.136	0.267	0.9587
2.0	3.258	0.2812	0.9965
2.5	4.304	0.243	0.9749
3.0	5.196	0.162	0.9598