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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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DNS of Turbulent Premixed Ammonia/Hydrogen Flames: The Impact of Thermo-Diffusive Effects
Direct Numerical Simulations (DNS) of three-dimensional premixed turbulent hydrogen-air flames enriched with 19%, 36%, 44% and 57% of NH
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Effects of Pressure and Characteristic Scales on the Structural and Statistical Features of Methane/Air Turbulent Premixed Flames
In this study, the highly nonlinear and multi-scale flame-turbulence interactions prevalent in turbulent premixed flames are examined by using direct...
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Structure and Propagation Characteristics of Turbulent Premixed Ammonia-Air Flames
To obtain fundamental insights into the propagating behaviour of turbulent ammonia-air premixed flames, direct numerical simulations are carried out...
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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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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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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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Effects of Body Forces on Turbulent Kinetic Energy Transport in Premixed Flames
The effects of buoyancy on turbulent premixed flames are expected to be strong due to the large changes in density between the unburned and fully...
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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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Effects of intrinsic instabilities in the local burning rate of lean premixed hydrogen/air laminar flames
Flame surface instability has a strong effect on the flame speed of turbulent flames in the flamelet and corrugated flamelet regimes. These effects...
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Impact of Oxygen Enrichment and CO2–H2O Dilution on Stability and Pollutant Emissions of Non-Premixed Swirling Turbulent Flames
The aim of this work is to investigate the effect of exhaust gas recirculation (EGR: water vapor and CO 2 ), with and without O 2 enrichment, on...
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Relations Between Statistics of Three-Dimensional Flame Curvature and its Two-Dimensional Counterpart in Turbulent Premixed Flames
The relations between the actual flame curvature probability density function (PDF) evaluated in three-dimensions and its two-dimensional counterpart...
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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...
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Scaling of Flame Describing Functions in Premixed Swirling Flames
Predicting the response of swirling flames subjected to acoustic perturbations poses significant challenges due to the complex nature of the flow. In...
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Effects of Mixture Distribution on the Structure and Propagation of Turbulent Stratified Slot-Jet Flames
The influence of mixture stratification on the development of turbulent flames in a slot-jet configuration has been analysed using Direct Numerical...
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Effects of Intrinsic Instabilities on the Response of Premixed Hydrogen/Air Conical Flames to Inlet Flow Perturbations
As a zero-carbon fuel, hydrogen is considered a promising alternative fuel. Hydrogen flames can be greatly affected by intrinsic instabilities...
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Chemiluminescence Study of Influence of Hydrogen Addition on the Turbulent Premixed LPG/air Flames
The clean-burning characteristics of hydrogen make it ideal alternative fuel for combustion applications. Pure hydrogen has many issues like storage,...