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A Method to Simulate an Outwardly Propagating Turbulent Premixed Flame at Constant Pressure
An outwardly propagating premixed flame in homogeneous isotropic turbulence at constant pressure is considered one of canonical configurations to...
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Evolution of Flame Displacement Speed Within Flame Front in Different Regimes of Premixed Turbulent Combustion
A transport equation for the flame displacement speed evolution in premixed flames is derived from first principles, and the mean behaviours of the...
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Flame Surface Density and Artificially Thickened Flame Combustion Models Applied to a Turbulent Partially-Premixed Flame
The Sydney Flame provides an excellent framework for systematic analysis of premixed, partially premixed and non-premixed methane/air combustion. It...
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Modeling of flame transfer function of a conical turbulent premixed flame with variable flame speed
An analytical study was conducted on the heat release response of a turbulent conical flame to velocity fluctuation considering turbulent flame...
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Implementation of the Filtered Turbulent Flame Model in Non-premixed Combustion Simulation
The interaction between flame and turbulence leads to challenging flame dynamics and modeling issues. In this work, a newly proposed filtered...
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Investigation of Entrainment and its Effect on Flame Stabilization in a Turbulent High Karlovitz Number Premixed Jet Flame using Direct Numerical Simulation
The stabilization of high Karlovitz number (Ka) jet flames is challenging due to the strong mean shear, and the role of entrainment on high Ka flame...
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Modeling of flame transfer function of a diverging premixed flame with develo** flame speed under velocity disturbances
A theoretical study was conducted to examine the flame transfer function (FTF) of a diverging premixed flame subject to uniform and/or convective...
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Multi-regime mixing modeling for local extinction and re-ignition in turbulent non-premixed flame by using LES/FDF method
Local extinction and re-ignition occur in turbulent non-premixed combustion when the Damköhler number is not large enough and the combustion is not...
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Combustion and Radiation Modeling of Non-premixed Turbulent DLR-A Flame
In this work, combustion and radiation models are employed to simulate a non-premixed turbulent DLR-A flame in OpenFOAM. In a DLR-A flame, the...
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Assessment of Laws of the Wall During Flame–Wall Interaction of Premixed Flames Within Turbulent Boundary Layers
The validity of the usual laws of the wall for Favre mean values of the streamwise velocity component and temperature for non-reacting flows has been...
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Experimentally Closing the Balance of Progress of Reaction in Premixed Turbulent Combustion in the Thin Flame Regime
We investigate the possibility of determining the local turbulent flame speed by measuring the individual terms in the balance of a mean progress of...
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Interactions Between Flame Topology and Turbulent Transport in High-Pressure Premixed Combustion
Direct numerical simulations of a turbulent premixed stoichiometric methane-oxygen flame were conducted. The chosen combustion pressure was 20 bar,...
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Effects of water droplet injection on turbulent premixed flame propagation: a direct numerical simulation investigation
The influence of water droplet injection on the propagation rate of statistically planar stoichiometric n-heptane-air flames has been analysed based...
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Multiple Map** Conditioning Mixing Time Scales for Turbulent Premixed Flames
A novel multiple map** conditioning (MMC) mixing time scale model for turbulent premixed combustion has been developed. It combines time scales for...
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Development of a modified dynamic flame thickened model for laminar premixed hydrogen/air flames
This work proposes a modified dynamic flame thickened model for laminar premixed hydrogen/air flames and describes flame simulations conducted for...
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LES of Premixed Turbulent Combustion Using Filtered Tabulated Chemistry
The filtered tabulated chemistry (FTACLES) approach utilizes data from pre-tabulated explicitly filtered 1D flame profiles for closure of the...
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Turbulence Effects on the Statistical Behaviour and Modelling of Flame Surface Density and the Terms of Its Transport Equation in Turbulent Premixed Flames
The influence of the ratio of integral length scale to flame thickness on the statistical behaviours of flame surface density (FSD) and its transport...
