Convective effects and the role of quadrupole sources for aerofoil aeroacoustics

DOI10.1017/jfm.2012.327zbMath1275.76187OpenAlexW1994858439MaRDI QIDQ2863335

João L. F. Azevedo, William R. Wolf, Sanjiva K. Lele

Publication date: 21 November 2013

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

Full work available at URL: https://doi.org/10.1017/jfm.2012.327

zbMATH Keywords

vortex sheddingaeroacousticsturbulent boundary layers

Mathematics Subject Classification ID

Hydro- and aero-acoustics (76Q05) Turbulent boundary layers (76F40)

Related Items (11)

On the origin of quadrupole sound from a two-dimensional aerofoil trailing edge ⋮ Calibration of projection-based reduced-order models for unsteady compressible flows ⋮ Transition, intermittency and phase interference effects in airfoil secondary tones and acoustic feedback loop ⋮ Parameterization and optimization of broadband noise for high-lift devices ⋮ Scalable parallel linear solver for compact banded systems on heterogeneous architectures ⋮ Implementation of a stable high-order overset grid method for high-fidelity simulations ⋮ On secondary tones arising in trailing-edge noise at moderate Reynolds numbers ⋮ Numerical study of aerodynamic noise behaviors for a vertically-installed flat strut behind an asymmetrical airfoil ⋮ Construction of reduced-order models for fluid flows using deep feedforward neural networks ⋮ On the BEM for acoustic wave problems ⋮ Quadrupole noise generated from a low-speed aerofoil in near- and full-stall conditions

Cites Work

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• Wideband fast multipole boundary element method: Application to acoustic scattering from aerodynamic bodies
• Leading-edge effects in bypass transition
• An Implicit Factored Scheme for the Compressible Navier-Stokes Equations
• A review of the theory of trailing edge noise
• Sound generation by turbulence and surfaces in arbitrary motion
• Aerodynamic sound generation by turbulent flow in the vicinity of a scattering half plane

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