An Experimental and Modeling Study on the Response to Varying Pore Pressure and Reservoir Fluids in the Morrow A Sandstone
Figure 7
P- and S-wave velocities for the high-permeability number 1 sample versus differential pressure for dry rock, brine saturated, and when flushed with the oil-CO2 mixture, and CO2.
(a) P-wave velocities for the high-permeability number 1 sample versus differential pressure
(b) S-wave velocities for the high-permeability number 1 sample versus differential pressure