Physics and computation of aero-optics

M Wang, A Mani, S Gordeyev - Annual review of fluid mechanics, 2012 - annualreviews.org
This article provides a critical review of aero-optics with an emphasis on recent
developments in computational predictions and the physical mechanisms of flow-induced …

[HTML][HTML] Recent advances in understanding the flow over bluff bodies with different geometries at moderate Reynolds numbers

MR Lekkala, M Latheef, JH Jung, A Coraddu, H Zhu… - Ocean …, 2022 - Elsevier
The application of unsteady incompressible flow phenomenon over the bluff bodies has
received the attention of many researchers due to the rich and complex physics …

A new hybrid recursive regularised Bhatnagar–Gross–Krook collision model for lattice Boltzmann method-based large eddy simulation

J Jacob, O Malaspinas, P Sagaut - Journal of Turbulence, 2018 - Taylor & Francis
ABSTRACT A new Lattice Boltzmann collision model for large eddy simulation (LES) of
weakly compressible flows is proposed. This model, referred to as the Hybrid Recursive …

Large-eddy simulation of the flow over a circular cylinder at Reynolds number 3900 using the OpenFOAM toolbox

DA Lysenko, IS Ertesvåg, KE Rian - Flow, turbulence and combustion, 2012 - Springer
The flow over a circular cylinder at Reynolds number 3900 and Mach number 0.2 was
predicted numerically using the technique of large-eddy simulation. The computations were …

Low-frequency unsteadiness in the vortex formation region of a circular cylinder

O Lehmkuhl, I Rodríguez, R Borrell, A Oliva - Physics of Fluids, 2013 - pubs.aip.org
The presence of low-frequency fluctuations in the wake of bluff bodies have been observed
in several investigations. Even though the flow past a circular cylinder at Re= 3900 (Re= U …

Analysis and optimization of numerical sponge layers as a nonreflective boundary treatment

A Mani - Journal of Computational Physics, 2012 - Elsevier
The aim of this work is to provide practical guidelines for designing sponge layers
considering applications in computational fluid dynamics and computational aeroacoustics …

Large-eddy simulation of the compressible flow past a wavy cylinder

CY Xu, LW Chen, XY Lu - Journal of Fluid Mechanics, 2010 - cambridge.org
Numerical investigation of the compressible flow past a wavy cylinder was carried out using
large-eddy simulation for a free-stream Mach number M∞= 0.75 and a Reynolds number …

Aero-optics of subsonic turbulent boundary layers

K Wang, M Wang - Journal of Fluid Mechanics, 2012 - cambridge.org
Compressible large-eddy simulations are carried out to study the aero-optical distortions
caused by Mach 0.5 flat-plate turbulent boundary layers at Reynolds numbers of, 1770 and …

Suitability of artificial bulk viscosity for large-eddy simulation of turbulent flows with shocks

A Mani, J Larsson, P Moin - Journal of Computational Physics, 2009 - Elsevier
The artificial bulk viscosity method to numerically capture shocks is investigated for large-
eddy simulation (LES). Different variations of this method are tested on a turbulent flow over …

[HTML][HTML] New insight on large-eddy simulation of flow past a circular cylinder at subcritical Reynolds number 3900

G Tian, Z Xiao - AIP Advances, 2020 - pubs.aip.org
Flow past a circular cylinder at the subcritical Reynolds number of 3900 is numerically
investigated based on large-eddy simulations (LESs) via the open-source toolbox …