Experimental Study and Percolation Analysis on Seepage Characteristics of Fractured Coal and Sandstone Based on Real-Time Micro-CT

<div>Mini triaxial seepage testing machine: ① rock sample, ② seepage pressure input, ③ axial stress display, ④ triaxial pressure chamber, ⑤ confining pressure input, ⑥ axial stress sensor, and ⑦ axial loading device.</div>

Geofluids

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Figure 3

Figure 3: Experimental Study and Percolation Analysis on Seepage Characteristics of Fractured Coal and Sandstone Based on Real-Time Micro-CT 