Numerical study on cavitation–vortex–noise correlation mechanism and dynamic mode decomposition of a hydrofoil

C Yang, J Zhang, Z Huang - Physics of Fluids, 2022 - pubs.aip.org
The large eddy simulation model coupled with the modified Schnerr–Sauer cavitation model
has been used to numerically simulate the unsteady cavitation and noncavitation flow of the …

[HTML][HTML] Recent advances in airfoil self-noise passive reduction

B Amirsalari, J Rocha - Aerospace, 2023 - mdpi.com
Airflow-induced noise prediction and reduction is one of the priorities for both the energy
and aviation industries. This review paper provides valuable insights into flow-induced noise …

An overview of flow field computational methods for hydrodynamic noise prediction

W Zhao, Z Pan, L Yu, D Wan - Journal of Hydrodynamics, 2022 - Springer
Recently, the hydrodynamic noise is becoming a research hotspot because it not only affects
the concealment and comfort of ships, but also affects the living condition of underwater …

Aerodynamic noise reduction of a blunt flat plate by trailing-edge blowing

J Guo, R Maryami, C Yang, Y Yang, X Wang, Y Liu - Physics of Fluids, 2023 - pubs.aip.org
This study investigates the influence of air blowing on the aerodynamic noise generated by
a flat plate with a blunt trailing edge. The uniform blowing was applied through evenly …

Control of airfoil broadband noise through non-uniform sinusoidal trailing-edge serrations

SK Singh, S Narayanan - Physics of Fluids, 2023 - pubs.aip.org
This study provides experimental and analytical investigations on the use of non-uniform
sinusoidal trailing edge (TE) serrations as a passive means for the control of airfoil …

On the reductions of airfoil–turbulence noise by curved wavy serrations

SK Singh, S Narayanan - Physics of Fluids, 2023 - pubs.aip.org
The present study provides an extensive experimental investigation into the use of curved
sinusoidal (or wavy) trailing-edge (TE) serrations as a passive means for augmenting the …

Effects of serration angle on noise reduction mechanism of trailing edge serration

B Ahn, D Han, S Lee - Journal of Sound and Vibration, 2025 - Elsevier
This study investigates the effects of serration angle on the three-dimensional flow field and
noise reduction mechanism of a NACA6512-63 airfoil using large eddy simulation (LES) and …

Hybrid control of aerofoil self-noise by coupling air blowing and trailing-edge serration

C Yang, Y Liu, X Zhang, C Bi - Journal of Sound and Vibration, 2024 - Elsevier
Active and passive control methods have been extensively studied and employed for
reducing turbulent-boundary-layer (TBL) trailing-edge (TE) noise of aerofoils, for example air …

[HTML][HTML] Flow dynamics and noise generation mechanisms in supersonic underexpanded rectangular and planar jets

LL Liang, ZH Wan, CC Ye, PJY Zhang, DJ Sun, XY Lu - AIP Advances, 2023 - pubs.aip.org
In this study, large eddy simulations of two rectangular jets with different aspect ratios and
one planar jet with spanwise periodic boundaries are carried out in an attempt to investigate …

Intelligent prediction of acoustic performance of landing gear using deep learning

Y Zhang, B Chen, K Zhao, X Tang, X Yang, G Hu - Physics of Fluids, 2023 - pubs.aip.org
Efficient prediction and evaluation of noise performance are crucial to the design and the
optimization of landing gear noise. A systematic method is developed to predict and …