Time-resolved particle image velocimetry
SJ Beresh - Measurement Science and Technology, 2021 - iopscience.iop.org
Time-resolved particle image velocimetry (TR-PIV) has become widespread in fluid
dynamics. Essentially a velocity field movie, the dynamic content provides temporal as well …
dynamics. Essentially a velocity field movie, the dynamic content provides temporal as well …
Regimes of tonal noise on an airfoil at moderate Reynolds number
Tonal noise generated by airfoils at low to moderate Reynolds number is relevant for
applications in, for example, small-scale wind turbines, fans and unmanned aerial vehicles …
applications in, for example, small-scale wind turbines, fans and unmanned aerial vehicles …
Laminar separation bubble development on an airfoil emitting tonal noise
S Pröbsting, S Yarusevych - Journal of Fluid Mechanics, 2015 - cambridge.org
The subject of this experimental study is the feedback effects due to tonal noise emission in
a laminar separation bubble (LSB) formed on the suction side of an airfoil in low Reynolds …
a laminar separation bubble (LSB) formed on the suction side of an airfoil in low Reynolds …
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 …
Design, validation, and benchmark tests of the aeroacoustic wind tunnel in SUSTech
The aeroacoustic wind tunnel at Southern University of Science and Technology (SUSTech)
is a new facility commissioned for studies of sound generation mechanisms, noise reduction …
is a new facility commissioned for studies of sound generation mechanisms, noise reduction …
Transient analysis of blade-vortex interaction noise
In this work, we propose the using of a transient acoustic imaging technique to analyze
blade-vortex interaction (BVI) noise, which is considered as one of the dominant noise …
blade-vortex interaction (BVI) noise, which is considered as one of the dominant noise …
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 …
Modal analysis of the laminar boundary layer instability and tonal noise of an airfoil at Reynolds number 150,000
A direct numerical simulation of the flow field around a controlled-diffusion airfoil within an
anechoic wind-tunnel at 5° incidence and a high Reynolds number of 1.5× 10 5 is performed …
anechoic wind-tunnel at 5° incidence and a high Reynolds number of 1.5× 10 5 is performed …
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 …
Effect of angle of attack on vortex dynamics in laminar separation bubbles
A Lambert, S Yarusevych - Physics of Fluids, 2019 - pubs.aip.org
The dynamics of coherent structures that develop within laminar separation bubbles over a
NACA 0018 airfoil at Re c= 100 000 and Angles of Attack (AOA) of 0, 5, 8, and 10 are …
NACA 0018 airfoil at Re c= 100 000 and Angles of Attack (AOA) of 0, 5, 8, and 10 are …