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Mathematical Simulation of Turbulent Combustion of Air–Propane Mixture in Swirl Flow
An investigation has been made into a turbulent combustion of an air–propane mixture in a swirl flow. To calculate an averaged velocity of a chemical...
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Model assessment of synthetic jets for turbulent combustion experiments
Understanding turbulent premixed flames is essential to predict and optimize advanced combustion strategies, but critical capability gaps exist for...
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A Lagrangian Analysis of Combustion Regimes Using Multi-modal Turbulent Combustion Model
High Reynolds number turbulent reacting flows poses a modeling challenge due to the multi-regime, mixed-mode nature of the combustion processes. This...
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Carrier-Phase DNS of Ignition and Combustion of Iron Particles in a Turbulent Mixing Layer
Three-dimensional carrier-phase direct numerical simulations (CP-DNS) of reacting iron particle dust clouds in a turbulent mixing layer are...
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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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Extension of the Spectral Difference Method to Premixed Laminar and Turbulent Combustion
A Spectral Difference (SD) algorithm on tensor-product elements which solves the reacting compressible Navier–Stokes equations is presented. The...
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Flame Self-interaction and Flow Topology in Turbulent Homogeneous Mixture n-Heptane MILD Combustion
Moderate or Intense Low-oxygen Dilution (MILD) combustion has potential to achieve both high energy efficiency and ultra-low emissions. This analysis...
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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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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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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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On the Definition of Reaction Progress Variable in Exhaust Gas Recirculation Type Turbulent MILD Combustion of Methane and n-Heptane
Three-dimensional Direct Numerical Simulations of Exhaust Gas Recirculation (EGR)-type Moderate or Intense Low Oxygen Dilution (MILD) combustion of...
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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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Visual analytics of combustion on time-varying turbulent-flow
Visualization is crucial for analyzing the turbulent combustion simulation. Time-varying data allows us to investigate the evolution process of the...
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Representative Phenomena of Cyclic Turbulent Combustion in High-Pressure Fuel Sprays
Cyclic variations in conventional diesel combustion engines can lead to large differences in engine out emissions even at steady operation. This...
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Combustion
This chapter includes the effect of turbulence on combustion, a description of fuel candidates for SCRJ engines, and a brief analysis of fuels and...
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Simulating of non-premixed turbulent combustion using a presumed probability density function method
A Reynolds Averaged Navier–Stokes (RANS) modelling of a non-premixed turbulent CH 4 /H 2 /N 2 flame is considered. This turbulent flame is handled as an...
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Second-order modeling of non-premixed turbulent methane-air combustion
The main purpose of this research is the second-order modeling of flow and turbulent heat flux in non-premixed methane-air combustion. A turbulent...
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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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Two-Zone Combustion Models
A two-zone combustion model consisting of burned and unburned masses was constructed to simulate an engine during combustion. The study of thick...