A review of hybrid RANS-LES methods for turbulent flows: Concepts and applications
S Heinz - Progress in Aerospace Sciences, 2020 - Elsevier
The hybridization of Reynolds-averaged Navier-Stokes (RANS) and large eddy simulation
(LES) methods is seen to be the most promising way to efficiently deal with separated …
(LES) methods is seen to be the most promising way to efficiently deal with separated …
Premixed flames subjected to extreme turbulence: Some questions and recent answers
It has been predicted that several changes will occur when premixed flames are subjected to
the extreme levels of turbulence that can be found in practical combustors. This paper is a …
the extreme levels of turbulence that can be found in practical combustors. This paper is a …
Global instability in the onset of transonic-wing buffet
JD Crouch, A Garbaruk, M Strelets - Journal of Fluid Mechanics, 2019 - cambridge.org
Global stability analysis is used to analyse the onset of transonic buffet on infinite swept and
unswept wings. This high-Reynolds-number flow is governed by the unsteady Reynolds …
unswept wings. This high-Reynolds-number flow is governed by the unsteady Reynolds …
Direct numerical simulation of a turbulent boundary layer over a bump with strong pressure gradients
The turbulent boundary layer over a Gaussian-shaped bump is computed by direct
numerical simulation of the incompressible Navier–Stokes equations. The two-dimensional …
numerical simulation of the incompressible Navier–Stokes equations. The two-dimensional …
Simulation of a turbulent flow subjected to favorable and adverse pressure gradients
A Uzun, MR Malik - Theoretical and computational fluid dynamics, 2021 - Springer
This paper reports the results from a direct numerical simulation of an initially turbulent
boundary layer passing over a wall-mounted “speed bump” geometry. The speed bump …
boundary layer passing over a wall-mounted “speed bump” geometry. The speed bump …
[HTML][HTML] On the explainability of machine-learning-assisted turbulence modeling for transonic flows
Abstract Machine learning (ML) is a rising and promising tool for Reynolds-Averaged Navier–
Stokes (RANS) turbulence model developments, but its application to industrial flows is …
Stokes (RANS) turbulence model developments, but its application to industrial flows is …
[HTML][HTML] Analysis of periodic synthetic turbulence generation and development for direct numerical simulations applications
D Martinez-Sanchis, A Sternin, D Sternin, O Haidn… - Physics of …, 2021 - pubs.aip.org
The generation of periodic synthetic turbulence through superposition of Fourier modes is
investigated. The introduction of directional biases and mismatches in the second-order …
investigated. The introduction of directional biases and mismatches in the second-order …
Wall-modeled LES of flow over a Gaussian bump with strong pressure gradients and separation
The turbulent boundary layer over a Gaussian bump is computed by direct numerical
simulation (DNS) and wall-modeled large eddy simulation (WMLES) of the incompressible …
simulation (DNS) and wall-modeled large eddy simulation (WMLES) of the incompressible …
Wall-resolved large-eddy simulations of transonic shock-induced flow separation
A Uzun, MR Malik - AIAA Journal, 2019 - arc.aiaa.org
Wall-resolved implicit large-eddy simulations based on spatial filtering are performed for
shock-induced flow separation over an axisymmetric bump at a Mach number of 0.875 and a …
shock-induced flow separation over an axisymmetric bump at a Mach number of 0.875 and a …
On the differences in noise predictions based on solid and permeable surface Ffowcs Williams–Hawkings integral solutions
PR Spalart, KV Belyaev, ML Shur… - International …, 2019 - journals.sagepub.com
The Ffowcs Williams–Hawkings equation is widely used in computational aeroacoustics to
post-process unsteady simulations and provide the sound at distances beyond the accurate …
post-process unsteady simulations and provide the sound at distances beyond the accurate …