Structure and dynamics of highly turbulent premixed combustion

AM Steinberg, PE Hamlington, X Zhao - Progress in Energy and …, 2021 - Elsevier
Turbulent premixed combustion involves simultaneous and mutually interacting fluid,
chemical, and transport phenomena spanning a wide range of spatial and temporal scales …

[图书][B] Turbulence: an introduction for scientists and engineers

P Davidson - 2015 - books.google.com
This is an advanced textbook on the subject of turbulence, and is suitable for engineers,
physical scientists and applied mathematicians. The aim of the book is to bridge the gap …

Interactions between turbulence and flames in premixed reacting flows

PE Hamlington, AY Poludnenko, ES Oran - Physics of Fluids, 2011 - pubs.aip.org
The interactions between turbulence and flames in premixed reacting flows are studied for a
broad range of turbulence intensities by analyzing scalar (reactant mass-fraction) gradient …

Vortex stretching and enstrophy production in high Reynolds number turbulence

D Buaria, E Bodenschatz, A Pumir - Physical Review Fluids, 2020 - APS
An essential ingredient of turbulent flows is the vortex stretching mechanism, which
emanates from the nonlinear interaction of vorticity and strain-rate tensor and leads to …

Self-attenuation of extreme events in Navier–Stokes turbulence

D Buaria, A Pumir, E Bodenschatz - Nature communications, 2020 - nature.com
Turbulent fluid flows are ubiquitous in nature and technology, and are mathematically
described by the incompressible Navier-Stokes equations. A hallmark of turbulence is …

Stagnation points control chaotic fluctuations in viscoelastic porous media flow

SJ Haward, CC Hopkins… - Proceedings of the …, 2021 - National Acad Sciences
Viscoelastic flows through porous media become unstable and chaotic beyond critical flow
conditions, impacting widespread industrial and biological processes such as enhanced oil …

Twisting vortex lines regularize Navier-Stokes turbulence

D Buaria, JM Lawson, M Wilczek - Science Advances, 2024 - science.org
Fluid flows are intrinsically characterized via the topology and dynamics of underlying vortex
lines. Turbulence in common fluids like water and air, mathematically described by the …

Coherent clusters of inertial particles in homogeneous turbulence

L Baker, A Frankel, A Mani, F Coletti - Journal of Fluid Mechanics, 2017 - cambridge.org
Despite the widely acknowledged significance of turbulence-driven clustering, a clear
topological definition of particle cluster in turbulent dispersed multiphase flows has been …

Alignment of vorticity and rods with Lagrangian fluid stretching in turbulence

R Ni, NT Ouellette, GA Voth - Journal of Fluid Mechanics, 2014 - cambridge.org
Stretching in continuum mechanics is naturally described using the Cauchy–Green strain
tensors. These tensors quantify the Lagrangian stretching experienced by a material …

Invariant data-driven subgrid stress modeling in the strain-rate eigenframe for large eddy simulation

A Prakash, KE Jansen, JA Evans - Computer Methods in Applied …, 2022 - Elsevier
We present a new approach for constructing data-driven subgrid stress models for large
eddy simulation of turbulent flows. The key to our approach is representation of model input …