Advances and challenges of the conditional source-term estimation model for turbulent reacting flows

MM Salehi, C Devaud, WK Bushe - Progress in Energy and Combustion …, 2024 - Elsevier
Abstract Conditional Source-term Estimation (CSE) is a turbulence–chemistry interaction
model to simulate reacting flows. This model is similar to the Conditional Moment Closure …

Unstrained and strained flamelets for LES of premixed combustion

I Langella, N Swaminathan - Combustion Theory and Modelling, 2016 - Taylor & Francis
The unstrained and strained flamelet closures for filtered reaction rate in large eddy
simulation (LES) of premixed flames are studied. The required sub-grid scale (SGS) PDF in …

Large eddy simulations (LES) including conditional source-term estimation (CSE) applied to two Delft-Jet-in-Hot-Coflow (DJHC) flames

JW Labahn, CB Devaud - Combustion and Flame, 2016 - Elsevier
For the first time, a double conditioned CSE formulation including two mixture fractions is
applied to model two Delft-Jet-in-Hot-Coflow (DJHC) flames in Large Eddy Simulation (LES) …

Large eddy simulation of premixed turbulent flames using the probability density function approach

IA Dodoulas, S Navarro-Martinez - Flow, turbulence and combustion, 2013 - Springer
In the present study a Large Eddy Simulation and Filtered Density Function model is applied
to three premixed piloted turbulent methane flames at different Reynolds Numbers using the …

Doubly conditional source-term estimation (DCSE) applied to a series of lifted turbulent jet flames in cold air

D Dovizio, JW Labahn, CB Devaud - Combustion and Flame, 2015 - Elsevier
The objective of the present study is to evaluate the applicability of a new partially premixed
combustion model, Doubly Conditional Source-term Estimation (DCSE), applied to a series …

Spatial gradients of conditional averages in turbulent flames

WK Bushe - Combustion and Flame, 2018 - Elsevier
Data from the two different methane/air jet experimental databases is examined to
understand the effects of spatial variations in the conditional averages of reactive scalars in …

RANS simulation of a turbulent premixed bluff body flame using conditional source-term estimation

D Dovizio, MM Salehi, CB Devaud - Combustion Theory and …, 2013 - Taylor & Francis
In the present work, simulations are performed in order to study a turbulent premixed flame
stabilised behind a bluff body burner. Conditional Source-term Estimation (CSE) is the …

Performance of conditional source-term estimation model for LES of turbulent premixed flames in thin reaction zones regime

N Shahbazian, MM Salehi, CPT Groth… - Proceedings of the …, 2015 - Elsevier
Conditional source-term estimation (CSE) is a subfilter-scale (SFS) model for representing
turbulence-chemistry interactions in turbulent reactive flows. In the present study, the CSE …

Investigation of a new method for direct chemistry integration in Conditional Source-term Estimation

AH Mahdipour, C Devaud - Combustion Theory and Modelling, 2024 - Taylor & Francis
This paper examines a new Conditional Source-term Estimation (CSE) implementation in
which an integral inversion is performed for species mass fractions without any chemistry …

Large eddy simulation of premixed combustion: sensitivity to subgrid scale velocity modeling

I Langella, N Swaminathan, Y Gao… - Combustion Science …, 2017 - Taylor & Francis
An algebraic reaction rate closure involving filtered scalar dissipation rate of reaction
progress variable is studied. The filtered scalar dissipation rate closure requires a model for …