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 …

Toward predictive RANS and SRS computations of turbulent external flows of practical interest

FS Pereira, L Eça, G Vaz, SS Girimaji - Archives of Computational Methods …, 2021 - Springer
We investigate the main challenges to prediction of turbulent external flows of practical
interest with Reynolds-Averaged Navier–Stokes equations (RANS) and Scale-Resolving …

Simulation of the flow around a circular cylinder at Re= 3900 with Partially-Averaged Navier-Stokes equations

FS Pereira, G Vaz, L Eça, SS Girimaji - … Journal of Heat and Fluid Flow, 2018 - Elsevier
Abstract This study employs Partially-Averaged Navier-Stokes (PANS) equations to simulate
the flow around a smooth circular cylinder at Reynolds number 3900. It intends to evaluate …

Self-Adaptive Turbulence Eddy Simulation with a high-order finite differencing method for high Reynolds number complex flows

W Wu, Y Min, X Han, Y Ma, Z Yan, X Deng - Aerospace Science and …, 2023 - Elsevier
Accurate prediction of high Reynolds number wall-bounded flows is a challenge for
turbulence modeling and numerical discretization. Moreover, complex engineering …

Very-Large-Eddy Simulation Based on Model

X Han, S Krajnović - Aiaa Journal, 2015 - arc.aiaa.org
U, V, W= velocity, m∕ s uτ= friction velocity, m∕ sx, y, z= Cartesian coordinate directions y=
nondimensional wall distance β= model constant β1= model constant β2= model constant …

On the simulation of the flow around a circular cylinder at Re= 140,000

FS Pereira, L Eça, G Vaz, SS Girimaji - … Journal of Heat and Fluid Flow, 2019 - Elsevier
The flow around a circular cylinder at Reynolds number of 1.4× 10 5 is examined with
Reynolds-Averaged Navier–Stokes equations (RANS) and Scale-Resolving Simulation …

Hydrodynamics study of standing-and-hovering behavior of dolphins on the water surface

D Xia, M Lei, W Chen, Y Shi - Ocean Engineering, 2022 - Elsevier
This paper aims to explore the standing-and-hovering (SAH) behavior of dolphins on the
water surface and to reveal its hydrodynamic mechanism through numerical simulations. A …

Self-adaptive turbulence eddy simulation of a premixed jet combustor

Z Xia, H Zhang, X Han, Z Ren - Physics of Fluids, 2023 - pubs.aip.org
The self-adaptive turbulence eddy simulation (SATES) is employed to investigate the lean
premixed methane/air turbulent flame in a single-nozzle model gas turbine combustor, in …

Assessment and validation of very-large-eddy simulation turbulence modeling for strongly swirling turbulent flow

Z Xia, X Han, J Mao - Aiaa Journal, 2020 - arc.aiaa.org
Strongly swirling flow is widely encountered in engineering applications. However, accurate
prediction of the flow is still challenging for turbulence modeling. The present study reports …

Numerical and experimental study on the hydrodynamics of a three-dimensional flapping caudal fin in ground effect

O Xie, J Yao, X Fan, C Shen, C Zhang - Ocean Engineering, 2022 - Elsevier
This paper aims to investigate the hydrodynamics of a three-dimensional (3-D) flapping
caudal fin in ground effect by using numerical simulation and experimental test. Three types …