[HTML][HTML] The state of the art of hybrid RANS/LES modeling for the simulation of turbulent flows
B Chaouat - Flow, turbulence and combustion, 2017 - Springer
This review presents the state of the art of hybrid RANS/LES modeling for the simulation of
turbulent flows. After recalling the modeling used in RANS and LES methodologies, we …
turbulent flows. After recalling the modeling used in RANS and LES methodologies, we …
Wall-layer models for large-eddy simulations
U Piomelli - Progress in aerospace sciences, 2008 - Elsevier
The numerical simulation of high Reynolds number flows is hampered by model accuracy if
the Reynolds-averaged Navier–Stokes (RANS) equations are used, and by computational …
the Reynolds-averaged Navier–Stokes (RANS) equations are used, and by computational …
A hybrid RANS-LES approach with delayed-DES and wall-modelled LES capabilities
A CFD strategy is proposed that combines delayed detached-eddy simulation (DDES) with
an improved RANS-LES hybrid model aimed at wall modelling in LES (WMLES). The system …
an improved RANS-LES hybrid model aimed at wall modelling in LES (WMLES). The system …
Reynolds-stress-constrained large-eddy simulation of wall-bounded turbulent flows
In the traditional hybrid RANS/LES approaches for the simulation of wall-bounded fluid
turbulence, such as detached-eddy simulation (DES), the whole flow domain is divided into …
turbulence, such as detached-eddy simulation (DES), the whole flow domain is divided into …
Machine learning-augmented turbulence modeling for RANS simulations of massively separated flows
Most widely used Reynolds-averaged Navier-Stokes (RANS) models employ the
Boussinesq approximation, which assumes a linear relationship between the turbulent …
Boussinesq approximation, which assumes a linear relationship between the turbulent …
Large eddy simulation requirements for the flow over periodic hills
X Gloerfelt, P Cinnella - Flow, Turbulence and Combustion, 2019 - Springer
Large eddy simulations are carried out for flows in a channel with streamwise-periodic
constrictions, a well-documented benchmark case to study turbulent flow separation from a …
constrictions, a well-documented benchmark case to study turbulent flow separation from a …
Implicit large eddy simulation of weakly-compressible turbulent channel flow
IW Kokkinakis, D Drikakis - Computer Methods in Applied Mechanics and …, 2015 - Elsevier
This paper concerns the accuracy of several high-resolution and high-order finite volume
schemes in Implicit Large Eddy Simulation of weakly-compressible turbulent channel flow …
schemes in Implicit Large Eddy Simulation of weakly-compressible turbulent channel flow …
A unified RANS–LES model: Computational development, accuracy and cost
Large eddy simulation (LES) is computationally extremely expensive for the investigation of
wall-bounded turbulent flows at high Reynolds numbers. A way to reduce the computational …
wall-bounded turbulent flows at high Reynolds numbers. A way to reduce the computational …
Turbulent indoor airflow simulation using hybrid LES/RANS model utilizing Lattice Boltzmann method
In this study the LES, RANS and hybrid RANS/LES turbulence models within the frame work
of the Lattice Boltzmann method (LBM) were used to study turbulent indoor airflow. The …
of the Lattice Boltzmann method (LBM) were used to study turbulent indoor airflow. The …
A compressible wall model for large-eddy simulation with application to prediction of aerothermal quantities
Large-eddy simulation (LES) of compressible flow with wall modelling is assessed on a
quasi-isothermal and supersonic plane channel. The derivation of a quasi-analytical wall …
quasi-isothermal and supersonic plane channel. The derivation of a quasi-analytical wall …