[HTML][HTML] Turbulent boundary layer trailing-edge noise: Theory, computation, experiment, and application
When the pressure fluctuations caused by turbulence vorticity in the boundary layer are
scattered by a sharp trailing edge, acoustic energy is generated and propagated to the far …
scattered by a sharp trailing edge, acoustic energy is generated and propagated to the far …
The third golden age of aeroacoustics
S Moreau - Physics of Fluids, 2022 - pubs.aip.org
The present review covers the latest evolution of computational aeroacoustics, the field that
deals with the noise generated by fluid flows and its propagation in the medium. It highlights …
deals with the noise generated by fluid flows and its propagation in the medium. It highlights …
[HTML][HTML] Spectral proper orthogonal decomposition using multitaper estimates
OT Schmidt - Theoretical and Computational Fluid Dynamics, 2022 - Springer
The use of multitaper estimates for spectral proper orthogonal decomposition (SPOD) is
explored. Multitaper and multitaper-Welch estimators that use discrete prolate spheroidal …
explored. Multitaper and multitaper-Welch estimators that use discrete prolate spheroidal …
Transition, intermittency and phase interference effects in airfoil secondary tones and acoustic feedback loop
A large eddy simulation is performed to study secondary tones generated by a NACA0012
airfoil at angle of attack of. Laminar separation bubbles are observed over the suction side …
airfoil at angle of attack of. Laminar separation bubbles are observed over the suction side …
Turbomachinery Noise Review
S Moreau, M Roger - … Journal of Turbomachinery, Propulsion and Power, 2024 - mdpi.com
The present paper is aimed at providing an updated review of prediction methods for the
aerodynamic noise of ducted rotor–stator stages. Indeed, ducted rotating-blade technologies …
aerodynamic noise of ducted rotor–stator stages. Indeed, ducted rotating-blade technologies …
Experimental and analytical investigation of the tonal trailing-edge noise radiated by low Reynolds number aerofoils
An experimental and analytical study of the tonal trailing-edge noise of a symmetric NACA-
0012 aerofoil and of a cambered SD7003 aerofoil has been achieved. It provides a …
0012 aerofoil and of a cambered SD7003 aerofoil has been achieved. It provides a …
Sound source and pseudo-sound in the near field of a circular cylinder in subsonic conditions
It is well known that the pressure fluctuations on both sides of a cylinder and those in its
oscillating near-wake region are both sound sources at low Reynolds and Mach numbers …
oscillating near-wake region are both sound sources at low Reynolds and Mach numbers …
Predicting the propagation of acoustic waves using deep convolutional neural networks
A novel approach for numerically propagating acoustic waves in two-dimensional quiescent
media has been developed through a fully convolutional multi-scale neural network …
media has been developed through a fully convolutional multi-scale neural network …
Experimental investigation of aerofoil tonal noise at low Mach number
P Jaiswal, Y Pasco, G Yakhina… - Journal of Fluid …, 2022 - cambridge.org
This paper presents an experimental investigation of aerofoil tones emitted by a controlled-
diffusion aerofoil at low Mach number (angle of attack). Wall-pressure measurements have …
diffusion aerofoil at low Mach number (angle of attack). Wall-pressure measurements have …
Aeroacoustic investigation of airfoil at near-stall conditions
This paper presents a detailed aeroacoustic investigation of a controlled-diffusion airfoil at
near-stall condition. The study aims at answering two research questions: identify the flow …
near-stall condition. The study aims at answering two research questions: identify the flow …