Dependence of square cylinder wake on Reynolds number

H Bai, MM Alam - Physics of Fluids, 2018 - pubs.aip.org
The wake of a square cylinder is investigated for Reynolds number Re< 10 7. Two-
dimensional (2D) laminar simulation and three-dimensional (3D) large-eddy simulation are …

Comparison of hexahedral, tetrahedral and polyhedral cells for reproducing the wind field around an isolated building by LES

W Wang, Y Cao, T Okaze - Building and Environment, 2021 - Elsevier
The wind field around a 1: 1: 2 isolated building was predicted by large-eddy simulation for
evaluating the pedestrian-level wind environment. This study focused on the effects of cell …

Numerical simulation of separated flow past a square cylinder based on a two-fluid turbulence model

ZM Malikov, ME Madaliev - Journal of Wind Engineering and Industrial …, 2022 - Elsevier
The paper presents the numerical results of the transverse flow around an infinite square
beam based on the two-fluid turbulence model for the Reynolds number Re= 21400. This …

A parametric and feasibility study for data sampling of the dynamic mode decomposition: range, resolution, and universal convergence states

CY Li, Z Chen, TKT Tse, AU Weerasuriya, X Zhang… - Nonlinear …, 2022 - Springer
Scientific research and engineering practice often require the modeling and decomposition
of nonlinear systems. The dynamic mode decomposition (DMD) is a novel Koopman-based …

[HTML][HTML] Incompressible SPH (ISPH) with fast Poisson solver on a GPU

AD Chow, BD Rogers, SJ Lind, PK Stansby - Computer Physics …, 2018 - Elsevier
This paper presents a fast incompressible SPH (ISPH) solver implemented to run entirely on
a graphics processing unit (GPU) capable of simulating several millions of particles in three …

Assessing aerodynamic loads on low-rise buildings considering Reynolds number and turbulence effects: a review

MF Khaled, AM Aly - Advances in Aerodynamics, 2022 - Springer
This paper presents an extensive review of existing techniques used in estimating design
wind pressures considering Reynolds number and turbulence effects, as well as a case …

Topological description of near-wall flows around a surface-mounted square cylinder at high Reynolds numbers

Y Cao, T Tamura, D Zhou, Y Bao, Z Han - Journal of Fluid Mechanics, 2022 - cambridge.org
This study topologically describes near-wall flows around a surface-mounted cylinder at a
high Reynolds number (. The former should significantly affect the strength of the side vortex …

Spanwise resolution requirements for the simulation of high-Reynolds-number flows past a square cylinder

Y Cao, T Tamura, H Kawai - Computers & Fluids, 2020 - Elsevier
In the past, the coarse spanwise resolution was widely used for high-Reynolds-number flow
simulations of a two-dimensional bluff body with the purpose of reducing the computational …

Reynolds-averaged, scale-adaptive and large-eddy simulations of premixed bluff-body combustion using the eddy dissipation concept

DA Lysenko, IS Ertesvåg - Flow, Turbulence and Combustion, 2018 - Springer
A lean premixed propane/air bluff-body stabilized flame (Volvo test rig) is calculated using
the Scale-Adaptive Simulation turbulence model (SAS) and Large-Eddy simulations (LES) …

Numerical studies of the flow structure and aerodynamic forces on two tandem square cylinders with different chamfered-corner ratios

J Shang, Q Zhou, MM Alam, H Liao, S Cao - Physics of Fluids, 2019 - pubs.aip.org
Three-dimensional large eddy simulations were carried out to investigate the flow over two
tandem square cylinders for a fixed spacing ratio of L/D= 4 and a Reynolds number of 5.3× …