A Hybrid Analytical-Numerical Model Based on the Method of Fundamental Solutions for the Analysis of Sound Scattering by Buried Shell Structures

Figure 11

Time domain responses, captured along a line of receivers placed at 𝑦=0.5 m, assuming the waveguide with a seabed, allowing a dilatational wave velocity of 𝛼_𝑓2=1600.0m/s and with (a) the shell structures filled with water and (b) the shell structures filled with air.

(a)

(b)