Mode Gaussian beam tracing
M.Yu. Trofimov, A.D. Zakharenko, S.B. Kozitskiy
TL;DR
This paper develops a Gaussian beam tracing method based on an adiabatic mode Helmholtz equation for 3D underwater sound propagation, validated through benchmark tests showing excellent agreement with established methods.
Contribution
It introduces a novel Gaussian beam tracing approach tailored for 3D underwater acoustics using an adiabatic mode Helmholtz equation.
Findings
High accuracy in crosswedge benchmark tests
Excellent agreement with source images method
Effective for 3D underwater sound modeling
Abstract
An adiabatic mode Helmholtz equation for 3D underwater sound propagation is developed. The Gaussian beam tracing in this case is constructed. The test calculations are carried out for the crosswedge benchmark and proved an excellent agreement with the source images method.
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