Propagation of Pore Pressure and Stress in Saturated Porous Media Based on a Darcy-Brinkman Formulation

Figure 2

Phase velocity (a), damping factor (b), and phase difference (c) of the first wave versus normalized frequency (). The damping is the imaginary part of . The phase velocity is the real part of the complex wave velocity. The red line denotes the Darcy-Brinkman law and the black line Darcy’s law.

(a)

(b)

(c)