A vortex sheet modelling of boundary-layer noise

DOI10.1017/S0022112081003455zbMath0492.76080MaRDI QIDQ3955058

J.E.Ffowcs Williams, M. Purshouse

Publication date: 1981

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

zbMATH Keywords

Helmholtz resonatorboundary layer effectsjet noiseboundary-layer noiseeffect of uniform mean flowflow ductshigh Strouhal numbersimpedance of acoustic linersimpedance of baffled pistonKelvin- Helmholtz instabilitieslarge-piston limitLighthill's theory of aerodynamic soundnon-causal solutionspring mounted pistonstep velocity profilevortex sheet model

Mathematics Subject Classification ID

Hydro- and aero-acoustics (76Q05) Boundary-layer theory for compressible fluids and gas dynamics (76N20)

Cites Work

• The influence of solid boundaries upon aerodynamic sound
• Sound production at the edge of a steady flow
• Sound radiation into uniformly flowing fluid by compact surface vibration
• The influence of jet flow on jet noise. Part 1. The noise of unheated jets
• Sound radiation from turbulent boundary layers formed on compliant surfaces
• A wave-guide model for turbulent shear flow
• The acoustics of turbulence near sound-absorbent liners

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