An a priori DNS analysis of scale similarity based combustion models for LES of non-premixed jet flames
Sign Up to like & getrecommendations! Published in 2019 at "Flow, Turbulence and Combustion"
DOI: 10.1007/s10494-019-00099-9
Abstract: In this work, recently developed finite-rate dynamic scale similarity (SS) sub-grid scale (SGS) combustion models have been a priori assessed and compared with the Eddy Dissipation Concept (EDC) and “no model” approaches based on a… read more here.
Keywords: premixed jet; scale similarity; jet; combustion ... See more keywords
DNS of MILD combustion with mixture fraction variations
Sign Up to like & getrecommendations! Published in 2018 at "Combustion and Flame"
DOI: 10.1016/j.combustflame.2017.10.030
Abstract: Abstract Direct numerical simulations of Moderate or Intense Low-oxygen Dilution combustion inside a cubical domain are performed. The computational domain is specified with inflow and outflow boundary conditions in one direction and periodic conditions in… read more here.
Keywords: combustion; dns mild; non premixed; mixture fraction ... See more keywords
Effect of benzene doping on soot precursors formation in non-premixed flames of producer gas (PG)
Sign Up to like & getrecommendations! Published in 2019 at "Combustion and Flame"
DOI: 10.1016/j.combustflame.2019.05.044
Abstract: Abstract The study of soot precursors formation in the combustion of model Producer Gas (PG) from wood gasifiers with benzene as tar surrogate is presented. Experimental temperature and concentration profiles of 4 non-premixed flames—1 neat… read more here.
Keywords: benzene; soot precursors; non premixed; precursors formation ... See more keywords
Laminar premixed and non-premixed flame investigation on the influence of dimethyl ether addition on n-heptane combustion
Sign Up to like & getrecommendations! Published in 2020 at "Combustion and Flame"
DOI: 10.1016/j.combustflame.2019.11.012
Abstract: Abstract Several different ether components have been proposed as renewable replacements for diesel fuel in compression ignition engines. From a fundamental point of view, blends of n-heptane and dimethyl ether (DME) have been considered in… read more here.
Keywords: heptane dme; flame; combustion; non premixed ... See more keywords
Experimental and numerical analysis of non-premixed oxy-combustion of hydrogen-enriched propane in a swirl stabilized combustor
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2018.10.102
Abstract: Abstract Oxyfuel combustion is a promising carbon capture and sequestration technology. The use of CO2 diluent in oxyfuel combustion can lead to flame instability. In this study, the effect of hydrogen enrichment on the blowout… read more here.
Keywords: hydrogen; combustion; swirl stabilized; non premixed ... See more keywords
Analytical modelling of counter-flow non-premixed combustion of coal particles under non-adiabatic conditions taking into account trajectory of particles
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DOI: 10.1016/j.energy.2019.116650
Abstract: Abstract Due to the extensive use of coal particles as a fossil fuel, reliable studies on combustion of coal particles can optimize the efficiency, safety and cost of coal-fired systems. In this study, a mathematical… read more here.
Keywords: counter flow; flow non; non premixed; coal ... See more keywords
Combustion characteristics of non-premixed CH4/CO2 jet flames in coflow air at normal and elevated temperatures
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DOI: 10.1016/j.energy.2020.118981
Abstract: Abstract Experimental study on the combustion characteristics of CH4/CO2 non-premixed jet flames in a coflow air at normal and elevated temperatures was conducted for the development of biogas-fueled regenerative burner. The CH4/N2 non-premixed jet flame… read more here.
Keywords: ch4 co2; non premixed; jet; air ... See more keywords
Soot concentration and primary particle size in swirl-stabilized non-premixed turbulent flames of ethylene and air
Sign Up to like & getrecommendations! Published in 2018 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2018.01.035
Abstract: Abstract Turbulent non-premixed swirl-stabilized flames were investigated experimentally in a gas turbine model combustor with optical access. Velocity and soot concentration fields were measured for three levels of air flow for a fixed flow rate… read more here.
Keywords: soot concentration; velocity; swirl stabilized; air ... See more keywords
Sooting characteristics of partially-premixed flames of ethanol and ethylene mixtures: Unravelling the opposing effects of ethanol addition on soot formation in non-premixed and premixed flames
Sign Up to like & getrecommendations! Published in 2021 at "Fuel"
DOI: 10.1016/j.fuel.2020.120089
Abstract: Abstract Oxygenated biofuels such as bioethanol and biodiesel are widely used as clean fuel additives in practical combustion devices to reduce emissions of greenhouse gases and soot particles. Literature data showed that the effects of… read more here.
Keywords: soot formation; ethanol addition; premixed flames; non premixed ... See more keywords
Effect and mechanism of combustion enhancement and emission reduction for non-premixed pure ammonia combustion based on fuel preheating
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DOI: 10.1016/j.fuel.2021.122017
Abstract: Abstract Ammonia (NH3) is a hydrogen-rich carrier with high energy density and is a carbon-free energy source. NH3 is a new carbon-free alternative fuel with great attraction and prospect. NH3 is restricted to large-scale industrial… read more here.
Keywords: temperature; combustion; non premixed; fuel ... See more keywords
A computational comparison of NH3/O2 and CH4/O2 non-premixed laminar flames
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DOI: 10.1016/j.fuel.2021.122200
Abstract: Abstract The structure of non-premixed, laminar, counterflow NH3/O2 flames was studied and compared with the structure of CH4/O2 flames. A commercially available computational tool was utilized through the introduction of ammonia and methane chemistry in… read more here.
Keywords: premixed laminar; ch4 flames; ch4; non premixed ... See more keywords