On secondary tones arising in trailing-edge noise at moderate Reynolds numbers

DOI10.1016/J.EUROMECHFLU.2019.08.015zbMath1477.76079arXiv1909.03940OpenAlexW2971836940WikidataQ127300778 ScholiaQ127300778MaRDI QIDQ2282184

Túlio R. Ricciardi, Walter Arias-Ramirez, William R. Wolf

Publication date: 7 January 2020

Published in: European Journal of Mechanics. B. Fluids (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1909.03940

zbMATH Keywords

direct numerical simulationseparation bubbleboundary layer instabilityairfoil tonal noisetrailing-edge noise scattering

Mathematics Subject Classification ID

Hydro- and aero-acoustics (76Q05) Basic methods in fluid mechanics (76M99) Boundary-layer theory for compressible fluids and gas dynamics (76N20) Compressible Navier-Stokes equations (76N06)

Related Items (5)

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 ⋮ \texttt{libFastMesh}: an optimized finite-volume framework for computational aeroacoustics ⋮ A secondary modulation mechanism for aerofoil tonal self-noise generation

Cites Work

• Compact finite difference schemes with spectral-like resolution
• A robust high-order compact method for large eddy simulation.
• Convective effects and the role of quadrupole sources for aerofoil aeroacoustics
• The influence of solid boundaries upon aerodynamic sound
• An Implicit Factored Scheme for the Compressible Navier-Stokes Equations
• Boundary-layer instability noise on aerofoils
• Numerical investigation of the tone noise mechanism over laminar airfoils

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