Large eddy simulation of a lifted ethylene flame using a dynamic nonequilibrium model for subfilter scalar variance and dissipation rate

CM Kaul, V Raman, E Knudsen, ES Richardson… - Proceedings of the …, 2013 - Elsevier
Accurate prediction of nonpremixed turbulent combustion using large eddy simulation (LES)
requires detailed modeling of the mixing between fuel and oxidizer at scales finer than the …

Analysis of a dynamic model for subfilter scalar dissipation rate in large eddy simulation based on the subfilter scalar variance transport equation

CM Kaul, V Raman - Combustion Theory and Modelling, 2013 - Taylor & Francis
Accurate prediction of non-premixed turbulent combustion using large eddy simulation
(LES) requires detailed modelling of the mixing between fuel and oxidizer that occurs at …

Improved pollutant predictions in large-eddy simulations of turbulent non-premixed combustion by considering scalar dissipation rate fluctuations

H Pitsch - Proceedings of the Combustion Institute, 2002 - Elsevier
In this study a new formulation of the unsteady flamelet model is derived to account for the
locally resolved distribution of the scalar dissipation rate obtained from large-eddy …

Mixing models for large-eddy simulation of nonpremixed turbulent combustion

SM Debruynkops, JJ Riley - J. Fluids Eng., 2001 - asmedigitalcollection.asme.org
The application of mixture fraction based models to large-eddy simulations (LES) of
nonpremixed turbulent combustion requires information about mixing at length scales not …

Modeling scalar dissipation and scalar variance in large eddy simulation: Algebraic and transport equation closures

E Knudsen, ES Richardson, EM Doran, H Pitsch… - Physics of …, 2012 - pubs.aip.org
Scalar dissipation rates and subfilter scalar variances are important modeling parameters in
large eddy simulations (LES) of reacting flows. Currently available models capture the …

A dynamic model for the turbulent burning velocity for large eddy simulation of premixed combustion

E Knudsen, H Pitsch - Combustion and flame, 2008 - Elsevier
Turbulent premixed combustion is particularly difficult to describe using large eddy
simulation (LES). In LES, premixed flame structures typically exist on subfilter length scales …

[图书][B] Subfilter scale combustion modelling for large eddy simulation of turbulent premixed flames

N Shahbazian - 2015 - search.proquest.com
Large eddy simulation (LES) is a powerful computational tool for modelling turbulent
combustion processes. However, for reactive flows, LES is still under significant …

The explicit filtering method for large eddy simulations of a turbulent premixed flame

A Datta, J Mathew, S Hemchandra - Combustion and Flame, 2022 - Elsevier
This paper reports large eddy simulations (LES) of a premixed turbulent round methane-air
jet flame at an equivalence ratio of 0.8 and unburnt gas temperature of 800 K using the …

Assessment of dynamic closure for premixed combustion large eddy simulation

I Langella, N Swaminathan, Y Gao… - … Theory and Modelling, 2015 - Taylor & Francis
Turbulent piloted Bunsen flames of stoichiometric methane–air mixtures are computed using
the large eddy simulation (LES) paradigm involving an algebraic closure for the filtered …

Scalar mixing and dissipation rate in large-eddy simulations of non-premixed turbulent combustion

H Pitsch, H Steiner - Proceedings of the Combustion Institute, 2000 - Elsevier
Predictions of scalar mixing and the scalar dissipation rate from large-eddy simulations of a
piloted nonpremixed methane/air diffusion flame (Sandia flame D) using the Lagrangian …