[HTML][HTML] Aeroacoustics research in Europe: The CEAS-ASC report on 2019 highlights

R Camussi, GJ Bennett - Journal of Sound and Vibration, 2020 - Elsevier
Abstract The Council of European Aerospace Societies (CEAS) Aeroacoustics Specialists
Committee (ASC) supports and promotes the interests of the scientific and industrial …

Analytical models of the wall-pressure spectrum under a turbulent boundary layer with adverse pressure gradient

G Grasso, P Jaiswal, H Wu, S Moreau… - Journal of Fluid …, 2019 - cambridge.org
This paper presents a comprehensive analytical approach to the modelling of wall-pressure
fluctuations under a turbulent boundary layer, unifying and expanding the analytical models …

Effect of porous material on trailing edge sound sources of a lifting airfoil by zonal overset-LES

VB Ananthan, P Bernicke, RAD Akkermans… - Journal of Sound and …, 2020 - Elsevier
This manuscript reports on the effects of application of porous material on the trailing edge of
a 3D cambered airfoil. The numerical study has been carried out following a zonal Overset …

On the noise reduction of a porous trailing edge applied to an airfoil at lifting condition

C Teruna, F Avallone, D Ragni, D Casalino - Physics of Fluids, 2021 - pubs.aip.org
Numerical simulations, using a lattice-Boltzmann technique, have been carried out to study
the effect of aerodynamic loading and Reynolds number on the aeroacoustics of a porous …

[HTML][HTML] Noise generation mechanisms of a micro-tube porous trailing edge

C Jiang, D Moreau, C de Silva, C Doolan - Journal of Sound and Vibration, 2024 - Elsevier
The noise generation and flow characteristics of a forced-transitioned NACA 0012 airfoil with
a micro-tube porous trailing edge and its solid counterpart have been numerically …

The intrinsic scaling relation between pressure fluctuations and Mach number in compressible turbulent boundary layers

ZH Wan, DJ Sun, XY Lu - Journal of Fluid Mechanics, 2024 - cambridge.org
The scaling relations mapping the turbulence statistics in compressible turbulent boundary
layers (TBLs) onto their incompressible counterparts are of fundamental significance for …

Empirical model of wall pressure spectra in adverse pressure gradients

N Hu - AIAA Journal, 2018 - arc.aiaa.org
An empirical model of wall pressure spectra for adverse pressure gradient boundary layers
is proposed. The effect of adverse pressure gradients on wall pressure spectra and the …

Coherence of wall pressure fluctuations in zero and adverse pressure gradients

N Hu - Journal of Sound and Vibration, 2021 - Elsevier
The wall pressure fluctuations induced by turbulent boundary layers on a flat plate model
were measured with an L-shaped array of Kulite miniature pressure sensors. By installing a …

The randomness and determinacy of wall pressure fluctuations in incompressible flow

XJ Zhao, Z Chen, B Dong - Physics of Fluids, 2024 - pubs.aip.org
Wall pressure fluctuations caused by turbulent boundary layers have a significant impact on
aircraft structural vibration and cabin noise. This study aims to investigate the mechanism of …

Large-eddy simulations of turbulent flow in a channel with streamwise periodic constrictions

W Gao, W Cheng, R Samtaney - Journal of Fluid Mechanics, 2020 - cambridge.org
We perform large-eddy simulations of turbulent flow in a channel constricted by streamwise
periodically distributed hill-shaped protrusions. Two Reynolds number cases, ie) into …