[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 …

Neighborhood scale traffic pollutant dispersion subject to different wind-buoyancy ratios: A LES case study in Singapore

SJ Mei, Y Zhao, T Talwar, J Carmeliet, C Yuan - Building and Environment, 2023‏ - Elsevier
This study explores the buoyancy effect on traffic pollutant dispersion at neighborhood scale,
in which a wide range of wind-buoyancy ratios is examined. Pollutant dispersion is solved …

A two-stage CFD-GNN approach for efficient steady-state prediction of urban airflow and airborne contaminant dispersion

R Zhao, S Liu, J Liu, N Jiang, Q Chen - Sustainable Cities and Society, 2024‏ - Elsevier
Urban design requires accurate prediction of wind, gusts, and contaminant dispersion to
create sustainable cities. While computational fluid dynamics (CFD) models like large-eddy …

[HTML][HTML] On numerical uncertainties in scale-resolving simulations of canonical wall turbulence

S Rezaeiravesh, R Vinuesa, P Schlatter - Computers & Fluids, 2021‏ - Elsevier
The present study focuses on applying different metrics to assess accuracy, robustness and
sensitivity of scale-resolving simulations of turbulent channel flow, when the numerical …

[HTML][HTML] Wall-modeled large eddy simulation and detached eddy simulation of wall-mounted separated flow via OpenFOAM

X Ren, H Su, HH Yu, Z Yan - Aerospace, 2022‏ - mdpi.com
Considering grid requirements of high Reynolds flow, wall-modeled large eddy simulation
(WMLES) and detached eddy simulation (DES) have become the main methods to deal with …

Unified wall-resolved and wall-modeled method for large-eddy simulations of compressible wall-bounded flows

F De Vanna, M Cogo, M Bernardini, F Picano… - Physical Review …, 2021‏ - APS
We present a general strategy to unify wall-resolved and wall-modeled large-eddy
simulation (LES) approaches for turbulent wall-bounded compressible flows. The proposed …

Simulation of wake bimodality behind squareback bluff-bodies using LES

F Hesse, AS Morgans - Computers & Fluids, 2021‏ - Elsevier
A large eddy simulation (LES) study of the flow around a 1/4 scale squareback Ahmed body
at R e H= 33, 333 is presented. The study consists of both wall-resolved (WRLES) and wall …

Flow and noise predictions of coaxial jets

AP Markesteijn, V Gryazev, SA Karabasov, RS Ayupov… - AIAA Journal, 2020‏ - arc.aiaa.org
Flow and noise solutions of the two Large-Eddy Simulation (LES) approaches are evaluated
for the jet flow conditions corresponding to a benchmark coaxial jet case from the European …

Wall-modeled large eddy simulation for the flows around an axisymmetric body of revolution

S Chen, L Yang, W Zhao, D Wan - Journal of Hydrodynamics, 2023‏ - Springer
The flow around an axisymmetric body of revolution (DARPA SUBOFF bare model) at Re=
1.2× 107 is numerically investigated using the wall-modeled large eddy simulation …

Systematic study of accuracy of wall-modeled large eddy simulation using uncertainty quantification techniques

S Rezaeiravesh, T Mukha, M Liefvendahl - Computers & Fluids, 2019‏ - Elsevier
The predictive accuracy of wall-modeled large eddy simulation is studied by systematic
simulation campaigns of turbulent channel flow. The effect of wall model, grid resolution and …