Wall-modeled large-eddy simulation for complex turbulent flows
Large-eddy simulation (LES) has proven to be a computationally tractable approach to
simulate unsteady turbulent flows. However, prohibitive resolution requirements induced by …
simulate unsteady turbulent flows. However, prohibitive resolution requirements induced by …
Large eddy simulation with modeled wall-stress: recent progress and future directions
The paper provides a brief introduction to the near-wall problem of LES and how it can be
solved through modeling of the near-wall turbulence. The distinctions and key differences …
solved through modeling of the near-wall turbulence. The distinctions and key differences …
Convolutional neural network and long short-term memory based reduced order surrogate for minimal turbulent channel flow
We investigate the applicability of the machine learning based reduced order model (ML-
ROM) to three-dimensional complex flows. As an example, we consider a turbulent channel …
ROM) to three-dimensional complex flows. As an example, we consider a turbulent channel …
Deep reinforcement learning for turbulent drag reduction in channel flows
We introduce a reinforcement learning (RL) environment to design and benchmark control
strategies aimed at reducing drag in turbulent fluid flows enclosed in a channel. The …
strategies aimed at reducing drag in turbulent fluid flows enclosed in a channel. The …
Coherent structures in wall-bounded turbulence
J Jiménez - Journal of Fluid Mechanics, 2018 - cambridge.org
This article discusses the description of wall-bounded turbulence as a deterministic high-
dimensional dynamical system of interacting coherent structures, defined as eddies with …
dimensional dynamical system of interacting coherent structures, defined as eddies with …
[HTML][HTML] Recent advances on the numerical modelling of turbulent flows
This paper reviews the problems and successes of computing turbulent flow. Most of the flow
phenomena that are important to modern technology involve turbulence. The review is …
phenomena that are important to modern technology involve turbulence. The review is …
Elasto-inertial turbulence
The dissolution of minute concentration of polymers in wall-bounded flows is well-known for
its unparalleled ability to reduce turbulent friction drag. Another phenomenon, elasto-inertial …
its unparalleled ability to reduce turbulent friction drag. Another phenomenon, elasto-inertial …
Effect of the computational domain on direct simulations of turbulent channels up to Reτ= 4200
The effect of domain size on direct numerical simulations of turbulent channels with periodic
boundary conditions is studied. New simulations are presented up to Re τ= 4179 in boxes …
boundary conditions is studied. New simulations are presented up to Re τ= 4179 in boxes …
Exact coherent states and the nonlinear dynamics of wall-bounded turbulent flows
Wall-bounded turbulence exhibits patterns that persist in time and space: coherent
structures. These are important for transport processes and form a conceptual framework for …
structures. These are important for transport processes and form a conceptual framework for …
[LIVRE][B] Large eddy simulation for incompressible flows: an introduction
P Sagaut - 2005 - books.google.com
First concise textbook on Large-Eddy Simulation, a very important method in scientific
computing and engineering From the foreword to the third edition written by Charles …
computing and engineering From the foreword to the third edition written by Charles …