Boundary-layer pressures and the Corcos model: a development to incorporate low-wavenumber constraints

DOI10.1017/S0022112082003218zbMath0503.76053MaRDI QIDQ3970036

J.E.Ffowcs Williams

Publication date: 1982

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

zbMATH Keywords

low Mach numbergliderspressure spectrumsimilarity modelsurface spectrumbuoyant underwater bodiesgrazing waveslarge flush-mounted transducerslimit of acoustic rangelocal flow noise fieldlong-wave elementspressure field on flat surface by boundary-layer turbulence

Mathematics Subject Classification ID

Boundary-layer theory, separation and reattachment, higher-order effects (76D10) Hydro- and aero-acoustics (76Q05)

Related Items (8)

A note on the Kraichnan—Phillips theorem ⋮ On sound generation by weakly nonlinear interactions of surface gravity waves ⋮ Turbulent boundary layer on a circular cylinder: the low-wavenumber surface pressure spectrum due to a low-Mach-number flow ⋮ Turbulent boundary-layer noise: direct radiation at Mach number 0.5 ⋮ Nonlinear disturbance evolution in a two-dimensional boundary layer along an elastic plate and induced radiated sound ⋮ Analytical models of the wall-pressure spectrum under a turbulent boundary layer with adverse pressure gradient ⋮ The effect of large-eddy breakup devices on flow noise ⋮ A vorticity based aeroacoustic prediction for the noise emission of a low-speed turbulent internal flow.

Cites Work

• Measurements of the fluctuating pressure at the wall beneath a thick turbulent boundary layer
• Modeling the wavevector-frequency spectrum of turbulent boundary layer wall pressure
• Aerodynamic sound and the low-wavenumber wall-pressure spectrum of nearly incompressible boundary-layer turbulence
• On sound generated aerodynamically I. General theory

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