Scattering of acoustic waves by a vortex

DOI10.1017/S0022112099004371zbMath0962.76086OpenAlexW2064441740MaRDI QIDQ4267304

R. W. Ford, Stefan G. Llewellyn Smith

Publication date: 21 November 1999

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s0022112099004371

zbMATH Keywords

scatteringmatched asymptotic expansionsplane acoustic waveaxisymmetric vortexdipolar waveinner vortical regionleading-order scattered wave fieldouter wave region

Mathematics Subject Classification ID

Asymptotic methods, singular perturbations applied to problems in fluid mechanics (76M45) Hydro- and aero-acoustics (76Q05)

Related Items (12)

Wave–vortex interactions and effective mean forces: three basic problems ⋮ Long range numerical simulation of acoustical shock waves in a 3D moving heterogeneous and absorbing medium ⋮ New model for acoustic waves propagating through a vortical flow ⋮ Numerical boundary conditions for sound scattering simulation. ⋮ Instability of isolated compressible entropy-stratified vortices ⋮ Three-dimensional acoustic scattering by vortical flows. I. General theory ⋮ Acoustic excitation of vortex instabilities ⋮ The effect of core size on the speed of compressible hollow vortex streets ⋮ Spectral broadening of acoustic waves by convected vortices ⋮ Sound scattering by a vortex: case of exponentially decaying velocity ⋮ Wave–vortex interactions, remote recoil, the Aharonov–Bohm effect and the Craik–Leibovich equation ⋮ Implementation of the variational Riemann problem solution for calculating propagation of sound waves in nonuniform flow fields.

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