On the added mass of a perforated shell, with application to the generation of aerodynamic sound by a perforated trailing edge

DOI10.1098/rspa.1979.0014zbMath0422.76036OpenAlexW2168003174MaRDI QIDQ3856317

M. S. Howe

Publication date: 1979

Published in: Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1098/rspa.1979.0014

zbMATH Keywords

Green's functionsadded masspotential flowpair of integral equationsfluctuating forceperforated shellquadrupole sourcescharacteristic aperture diametergeneration of aerodynamic sound by turbulencelarge number of aperturesperforated trailing edgeshell of arbitrary shapeunsteady mean flow

Mathematics Subject Classification ID

General aerodynamics and subsonic flows (76G25) Hydro- and aero-acoustics (76Q05) Jets and cavities, cavitation, free-streamline theory, water-entry problems, airfoil and hydrofoil theory, sloshing (76B10)

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Analytical Green's function for the acoustic scattering by a flat plate with a serrated edge ⋮ Acoustic emission of a vortex ring near a porous edge. Part 1: theory ⋮ Impact of multi-species gas injection on trailing-edge noise ⋮ Trailing-edge flow manipulation using streamwise finlets ⋮ Numerical analysis of a 3-D printed porous trailing edge for broadband noise reduction ⋮ Aerodynamic noise from a poroelastic edge with implications for the silent flight of owls ⋮ Acoustic scattering by a finite rigid plate with a poroelastic extension

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