Numerical Modeling using the Nonlinear Progressive Wave Equation (NPE)

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Outdoor Sound Propagation


The transmission loss as a function of range and depth plotted in Fig. 9 clearly show the convergence zones, and a classical extra-attenuation due to the shock formation in the nonlinear case.




Fig. 9 : Transmission Losses (dB scale) for linear (left subplot) and nonlinear (right subplot) acoustic propagation
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