Hybrid aeroacoustic computations: State of art and new achievements

S Schoder, M Kaltenbacher - Journal of Theoretical and …, 2019 - World Scientific
This paper collects the state of the art and the tremendous progress that has been made in
hybrid modeling of aeroacoustic sound. Hybrid modeling is defined such that flow and …

Large-eddy simulation of a compressible flow in a three-dimensional open cavity at high Reynolds number

L Larchevêque, P Sagaut, TH Lê… - Journal of fluid …, 2004 - cambridge.org
Large-eddy simulations of a subsonic three-dimensional cavity flow with self-sustaining
oscillations are carried out for a Reynolds number based on the length of the cavity equal to …

Large-eddy simulation of a compressible flow past a deep cavity

L Larchevêque, P Sagaut, I Mary, O Labbé, P Comte - Physics of fluids, 2003 - pubs.aip.org
Large-eddy simulations of the flow over a deep cavity are performed. The computations
reproduce identically all the parameters of the experiment by Forestier and co-workers [J …

The sound of flow over rigid walls

W Devenport, N Alexander, S Glegg… - Annual Review of Fluid …, 2018 - annualreviews.org
An overview of the acoustics of boundary layer flows over rough surfaces and surfaces with
discontinuities at low Mach number is presented. Roughness noise is dominated by dipole …

Detached eddy simulations of supersonic flow over cavity

A Hamed, D Basu, K Das - 41st Aerospace Sciences Meeting and …, 2003 - arc.aiaa.org
Abstract Detached Eddy Simulations are performed for unsteady three-dimensional
supersonic turbulent flow over an open L/D= 5 cavity at free-stream Mach number of 1.19 …

Wall pressure fluctuations induced by turbulent boundary layers over surface discontinuities

R Camussi, G Guj, A Ragni - Journal of Sound and Vibration, 2006 - Elsevier
An experimental investigation of wall pressure fluctuations generated by turbulent boundary
layers over surface irregularities has been conducted in a backward–forward-facing step …

Mechanism of sound generation by low Mach number flow over a wall cavity

MS Howe - Journal of sound and vibration, 2004 - Elsevier
An analysis is made of the mechanism of sound production by nominally steady low Mach
number flow over a rigid shallow wall cavity. At very low Mach numbers the dominant source …

[PDF][PDF] Hybrid methodologies for the computational aeroacoustic analysis of confined, subsonic flows

W Desmet, P Sas, W De Roeck - 2007 - lirias.kuleuven.be
Eindelijk... is het eerste dat in mij opkomt nu ik begonnen ben met het neerschrijven van
mijn voorwoord. De laatste maanden zijn gekenmerkt door een chronisch gebrek aan slaap …

Experimental and computational investigation of an 'open'transonic cavity flow

K Atvars, K Knowles, SA Ritchie… - Proceedings of the …, 2009 - journals.sagepub.com
This paper presents an investigation of a transonic flow (M∞= 0.85) over a rectangular
cavity having a length-to-depth ratio of 5. Velocities were measured inside the cavity on the …

A three-dimensional hybrid LES-acoustic analogy method for predicting open-cavity noise

H Lai, KH Luo - Flow, turbulence and Combustion, 2007 - Springer
Abstract A three-dimensional (3D) hybrid LES-acoustic analogy method for computational
aeroacoustics (CAA) is presented for the prediction of open-cavity noise. The method uses …