Wall-modeled large-eddy simulation for complex turbulent flows

ST Bose, GI Park - Annual review of fluid mechanics, 2018 - annualreviews.org
Large-eddy simulation (LES) has proven to be a computationally tractable approach to
simulate unsteady turbulent flows. However, prohibitive resolution requirements induced by …

High–Reynolds number wall turbulence

AJ Smits, BJ McKeon, I Marusic - Annual Review of Fluid …, 2011 - annualreviews.org
We review wall-bounded turbulent flows, particularly high–Reynolds number, zero–pressure
gradient boundary layers, and fully developed pipe and channel flows. It is apparent that the …

Predictive large-eddy-simulation wall modeling via physics-informed neural networks

XIA Yang, S Zafar, JX Wang, H **ao - Physical Review Fluids, 2019 - APS
While data-based approaches were found to be useful for subgrid scale (SGS) modeling in
Reynolds-averaged Navier-Stokes (RANS) simulations, there have not been many attempts …

Predictive model for wall-bounded turbulent flow

I Marusic, R Mathis, N Hutchins - Science, 2010 - science.org
The behavior of turbulent fluid motion, particularly in the thin chaotic fluid layers immediately
adjacent to solid boundaries, can be difficult to understand or predict. These layers account …

Machine learning building-block-flow wall model for large-eddy simulation

A Lozano-Durán, HJ Bae - Journal of Fluid Mechanics, 2023 - cambridge.org
A wall model for large-eddy simulation (LES) is proposed by devising the flow as a
combination of building blocks. The core assumption of the model is that a finite set of simple …

A web services accessible database of turbulent channel flow and its use for testing a new integral wall model for LES

J Graham, K Kanov, XIA Yang, M Lee… - Journal of …, 2016 - Taylor & Francis
abstract The output from a direct numerical simulation (DNS) of turbulent channel flow at Re
τ≈ 1000 is used to construct a publicly and Web services accessible, spatio-temporal …

Integral wall model for large eddy simulations of wall-bounded turbulent flows

XIA Yang, J Sadique, R Mittal, C Meneveau - Physics of Fluids, 2015 - pubs.aip.org
A new approach for wall modeling in Large-Eddy-Simulations (LES) is proposed and tested
in various applications. To properly include near-wall physics while preserving the basic …

[HTML][HTML] Flow control in wings and discovery of novel approaches via deep reinforcement learning

R Vinuesa, O Lehmkuhl, A Lozano-Durán, J Rabault - Fluids, 2022 - mdpi.com
In this review, we summarize existing trends of flow control used to improve the aerodynamic
efficiency of wings. We first discuss active methods to control turbulence, starting with flat …

Dynamic slip wall model for large-eddy simulation

HJ Bae, A Lozano-Durán, ST Bose… - Journal of fluid …, 2019 - cambridge.org
Wall modelling in large-eddy simulation (LES) is necessary to overcome the prohibitive near-
wall resolution requirements in high-Reynolds-number turbulent flows. Most existing wall …

A dynamic slip boundary condition for wall-modeled large-eddy simulation

ST Bose, P Moin - Physics of Fluids, 2014 - pubs.aip.org
Wall models for large-eddy simulation (LES) are a necessity to remove the prohibitive
resolution requirements of near-wall turbulence in high Reynolds turbulent flows. Traditional …