Concise review: aerodynamic noise prediction methods and mechanisms for wind turbines
V Bhargava Nukala, CP Padhy - International Journal of …, 2023 - Taylor & Francis
Wind power plants are increasingly being installed across the world to combat energy
deficits and climate change. One of the policy constraints for installing wind turbine plants is …
deficits and climate change. One of the policy constraints for installing wind turbine plants is …
Lighthill stress flux model for Ffowcs Williams–Hawkings integrals in frequency domain
M= freestream Mach number Pij= compressive stress tensor po= pressure in the background
p 0= perturbation of pressure Tij= Lighthill stress tensor Ui= freestream velocity Up= phase …
p 0= perturbation of pressure Tij= Lighthill stress tensor Ui= freestream velocity Up= phase …
Noise emitted from a generic side-view mirror with different aspect ratios and inclinations
KK Chode, H Viswanathan, K Chow - Physics of Fluids, 2021 - pubs.aip.org
Noise radiated from flow past different configurations of the half-round mirror (HRM)
mounted on a plate has been investigated using computational aeroacoustics (CAA). The …
mounted on a plate has been investigated using computational aeroacoustics (CAA). The …
Generation of interior cavity noise due to window vibration excited by turbulent flows past a generic side-view mirror
HD Yao, L Davidson - Physics of Fluids, 2018 - pubs.aip.org
We investigate the interior noise caused by turbulent flows past a generic side-view mirror. A
rectangular glass window is placed downstream of the mirror. The window vibration is …
rectangular glass window is placed downstream of the mirror. The window vibration is …
Far-field approximations to the derivatives of Green's function for the Ffowcs Williams and Hawkings equation
The surface correction to the quadrupole source term of the Ffowcs Williams and Hawkings
integral in the frequency domain suffers from the computation of high-order derivatives of …
integral in the frequency domain suffers from the computation of high-order derivatives of …
Hybrid computation of the aerodynamic noise radiated by the wake of a subsonic cylinder
B Eiximeno, C Tur-Mongé, O Lehmkuhl, I Rodríguez - Fluids, 2023 - mdpi.com
The noise radiated by the flow around a cylinder in the subcritical regime at R e D= 1× 10 4
and at a subsonic Mach number of M= 0.5 is here studied. The aerodynamic sound radiated …
and at a subsonic Mach number of M= 0.5 is here studied. The aerodynamic sound radiated …
[HTML][HTML] Aeroacoustics wind noise optimization for vehicle's side mirror base
Extreme effect of noise pollution includes deafness and mental breakdown and in main
cities automobiles are a main source of noise. The literature concentrates on the side mirror …
cities automobiles are a main source of noise. The literature concentrates on the side mirror …
[HTML][HTML] Simplified permeable surface correction for frequency-domain Ffowcs Williams and Hawkings integrals
A simplified surface correction formulation is proposed to diminish the far-field spurious
sound generated by the quadrupole source term in Ffowcs Williams and Hawkings (FW-H) …
sound generated by the quadrupole source term in Ffowcs Williams and Hawkings (FW-H) …
Vibro-acoustics response of a simplified glass window excited by the turbulent wake of a quarter-spherocylinder body
HD Yao, L Davidson - The Journal of the Acoustical Society of America, 2019 - pubs.aip.org
Inside vehicle cabins, an important part of interior noise is generated from cabin window
vibration. The vibration is stimulated by surface pressure fluctuations that are produced by …
vibration. The vibration is stimulated by surface pressure fluctuations that are produced by …
Mass-conserved solution to the Ffowcs-Williams and Hawkings equation for compact source regions
A mass-conserved formulation for the Ffowcs-Williams–Hawkings (FW–H) integral is
proposed to suppress contributions of spurious mass flux to the far-field sound at very low …
proposed to suppress contributions of spurious mass flux to the far-field sound at very low …