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Numerical Investigation on Characteristics of Methane Combustion
The fuel and oxidiser react as soon as they mix in a non-premixed flame, and the rate of combustion is restricted by the mixing. To improve mixing in...
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LES of Reacting Flow in a Hydrogen Jet into Supersonic Crossflow Combustor Using a New Turbulent Combustion Model
Modelling the complete flow physics and chemical kinetics of supersonic combustion is a particularly complex and daunting task that requires...
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Towards the Optimization of the Piston Design for a Premixed Ammonia Combustion Engine with a CFD Modelling Approach
Today, the world is witnessing an energy transition driven by climate change. At its essence, there is the need to develop zero or low CO2 emissions...
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Application of Multiphase Flows in Combustion
The reacting multiphase flows such as the synthesis of aerosols in turbulent flames and reacting spray flows involve coupled, three-way interactions...
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Piston bowl shape and biodiesel fuel effects on combustion and emission of diesel engines
This study aims to investigate the effects of piston bowl shape and biodiesel fuel on combustion and emissions of a direct injection (DI) diesel...
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Effect of flexible camshaft technology on dual-fuel engine performance using phenomenological combustion model
The objective of the current study is to investigate the effect of tunable valve timings on the performance and emissions of a dual-fuel marine...
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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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Numerical Evaluation of the Petroleum Coke and Biomass Co-combustion in Rotary Cement Kilns
The partial substitution of petroleum coke with alternative solid fuels, such as biomass, is advantageous for mitigating greenhouse gases and energy...
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A two-dimensional boundary layer model for combustion chamber simulation
Different propulsion systems can be used for launching payloads into orbit and for attitude control, orbit correction and maneuvering of satellites....
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The Effect of Lean Premixed Combustion on Thermoacoustic Instability in a Swirl Combustor
Combustion instability is a large amplitude oscillation of one or more natural acoustic modes of the combustion chamber. It is the outcome of...
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Modelling Combustion of High-Ash Indian Coal in a Drop Tube Furnace
Numerical simulations of coal combustion of two samples with varying ash content are performed in a drop tube furnace (DTF) to mimic the particle...
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Optimization of Combustion Chamber Length for Afterburner
Military jet aircrafts employ afterburners where the increase in thrust is more essential than specific fuel consumption. The experimental results...
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Computational Modelling of MMH/NTO Combustion in a Multi-element Triplet Injector Combustor
This paper presents the computational methodology developed to simulate monomethyl hydrazine/nitrogen tetroxide (MMH/NTO) combustion. A...
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Kinetic Models of Combustion of Kerosene
Consideration has been given to the current status of research on the development of kinetic models of combustion of kerosene and its components....
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Determination of Combustion Characteristics in a Swirling Flow
AbstractIn the context of the theory of turbulent combustion, the main characteristics of the combustion chamber, namely, the completeness and...
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Investigation of turbulent multiphase swirling jets
Swirl has been employed as a mechanism for enhancing the spreading rate of jets, especially in the multiphase context of liquid droplets suspended in...
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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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Effect of Dilution on Emission from Methane Combustion
In a non-premixed flame mode of combustion, the fuel and oxidizer react. It began to mix very immediately. The flow rate had slowed due to 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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Numerical analysis of turbulent fluctuations around an axisymmetric body of revolution based on wall-modeled large eddy simulations
Wall-modeled large eddy simulation (WMLES) is used to investigate turbulent fluctuations around an axisymmetric body of revolution. This study...