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 …

A critical review of supersonic flow control for high-speed applications

A Aabid, SA Khan, M Baig - Applied Sciences, 2021 - mdpi.com
In high-speed fluid dynamics, base pressure controls find many engineering applications,
such as in the automobile and defense industries. Several studies have been reported on …

Reduced-order variational mode decomposition to reveal transient and non-stationary dynamics in fluid flows

ZM Liao, Z Zhao, LB Chen, ZH Wan, NS Liu… - Journal of Fluid …, 2023 - cambridge.org
A novel data-driven modal analysis method, reduced-order variational mode decomposition
(RVMD), is proposed, inspired by the Hilbert–Huang transform and variational mode …

Noise control of subsonic flow past open cavities based on porous floors

B Li, CC Ye, ZH Wan, NS Liu, DJ Sun, XY Lu - Physics of Fluids, 2020 - pubs.aip.org
In implicit large eddy simulations, a porous material was used to suppress the noise
produced by a flow past an open cavity. The base case has a Mach number and Reynolds …

On the near-wall structures and statistics of fluctuating pressure in compressible turbulent channel flows

J Tang, Z Zhao, ZH Wan, NS Liu - Physics of Fluids, 2020 - pubs.aip.org
The near-wall structures and statistics of fluctuating pressure (p′) in compressible turbulent
channel flows (CTCF) with isothermal walls have been investigated by direct numerical …

Data-driven and physical property-based hydro-acoustic mode decomposition

S Han, Y Luo, H Li, C Wu, X Liu, S Zhang - Physics of Fluids, 2022 - pubs.aip.org
A data-driven and physical property-based hydrodynamic and acoustic mode decomposition
method combining dynamic mode decomposition and Helmholtz decomposition is …

Numerical investigation of shock-turbulent mixing layer interaction and shock-associated noise

F Shi, Z Gao, C Jiang, CH Lee - Physics of Fluids, 2021 - pubs.aip.org
Direct numerical simulation of shock-turbulent mixing layer interaction (STMLI) is conducted
in this paper to study the influence of shock-turbulent interaction (STI) on the turbulence …

Accelerating CFD simulation with high order finite difference method on curvilinear coordinates for modern GPU clusters

CC Ye, PJY Zhang, ZH Wan, R Yan, DJ Sun - Advances in Aerodynamics, 2022 - Springer
A high fidelity flow simulation for complex geometries for high Reynolds number (Re) flow is
still very challenging, requiring a more powerful HPC system. However, the development of …

Instability and transition control by steady local blowing/suction in a hypersonic boundary layer

GH Zhuang, ZH Wan, NS Liu, DJ Sun… - Journal of Fluid …, 2024 - cambridge.org
The efficacy of steady large-amplitude blowing/suction on instability and transition control for
a hypersonic flat plate boundary layer with Mach number 5.86 is investigated systematically …

Influence of back pressure adjustment of porous media on cavity flow noise control

B Li, Q Zhou, X Yuan, H Su, Q Guo - Physics of Fluids, 2024 - pubs.aip.org
Control of self-sustained oscillation and noise reduction poses a significant challenge. The
present study employs Implicit Large Eddy Simulation at a Mach number of 0.85 to …