Research Article

Effects of Porosity of Dry and Saturated Sandstone on the Energy Dissipation of Stress Wave

Table 1

Sandstone pore parameters.

Type of spectraNo. of peakStarting timeVertex timeEnd timePore diameter range (mm)

Three peak10.010.540.0002–0.08
2414860.08–1.72
31001507502–15

Four peak10.010.550.0002–0.1
28282400.16–4.8
326540321545.3–43.08
421603000>43.2