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Numerical Investigation on the Head-on Quenching (HoQ) of Laminar Premixed Lean to Stoichiometric Ammonia–Hydrogen-Air Flames
The Head-on Quenching (HoQ) of laminar premixed ammonia–hydrogen-air flames under lean to stoichiometric condition is numerical investigated....
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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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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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Shocks and Flames
Shocks and flames are irreversible changes of flow properties in inert or reacting gas flows over short distance, which are described as singular...
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The effect of ammonia on soot formation in ethylene diffusion flames
This paper originally investigates the effect of NH 3 dilution on soot formation when NH 3 is gradually added into the fuel stream in an ethylene...
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Coupled interactive effects of ammonia and hydrogen additions on ethylene diffusion flames: A detailed kinetic study
In order to create effective combustion technologies and fuels with low or no carbon emissions, the research was conducted to assess the coupled...
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Effects of dimethyl ether and ethanol additions on soot transition in ethylene counterflow diffusion flames
This paper investigates the effect of blending dimethyl ether (DME) and ethanol on the soot transition periods in ethylene counterflow diffusion...
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On the Stability and Characteristics of Biogas/Methane/Air Flames Fired by a Double Swirl Burner
CO 2 -diluted methane fuel is relevant to biogas combustion applications. Despite its poor heating value and low reactivity, which limit its practical...
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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,...
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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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Reduced order model of diffusion flames based on multi-scale data from detailed CFD: the impact of preprocessing
Machine learning techniques, such as reduced order models (ROM), have demonstrated low cost when creating models of complex systems while aiming at...
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Effect of hydrogen concentration on the stabilization of premixed ammonia/hydrogen flames in a heated micro-combustor: numerical investigation
Ammonia is a promising fuel as not only a carbon-free fuel, but also as a hydrogen carrier. Blending ammonia with hydrogen is an effective method to...
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Stochastic Modeling of Partially Stirred Reactor (PaSR) for the Investigation of the Turbulence-Chemistry Interaction for the Ammonia-Air Combustion
The Partially Stirred Reactor (PaSR) model is carried out for the ammonia-air combustion system by means of stochastic modeling, namely by solving...
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Three-Dimensional Numerical Simulations to Extend the Measurement Range of Laminar Burning Velocity of Heat Flux Burners
In this work, three-dimensional computational technique is adopted to predict the behavior of flames stabilized over the heat flux burner. The...
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Thermal and emission performance of CH4 and H2–CH4 thermophotovoltaic micro-power generators
Micro-power generation can be pursued using various methods such as thermophotovoltaic and thermoelectric generators. In this study, the effects of...
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Attenuation of thermoacoustic instabilities in a swirl-stabilized NH3–CH4–air combustor with secondary air injection
Ammonia–methane (NH 3 –CH 4 ) mixtures have potentials to serve as low-carbon fuels for gas turbines. Recent studies demonstrated that secondary air...
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Sensitivity analysis of modeling parameters to soot and PAHs prediction in ethylene inverse diffusion flame
The soot formation model based on inverse ethylene diffusion flames was performed to study the sensitivity of the soot formation process to the...