Results 11 to 20 of about 1,656,529 (387)

Analysis of LPG diffusion flame in tube type burner

open access: yesJournal of Mechanical Engineering and Sciences, 2019
The present research aims to analyse diffusion flame in a tube type burner with Liquefied petroleum gas (LPG) as a fuel. An experimental investigation is performed to study flame appearance, flame stability, Soot free length fraction (SFLF) and CO ...
Vipul Patel, Rupesh Shah
doaj   +1 more source

Effects of heat release on triple flames [PDF]

open access: yes, 1995
Heat release effects on laminar flame propagation in partially premixed flows are studied. Data for analysis are obtained from direct numerical simulations of a laminar mixing layer with a uniformly approaching velocity field.
Liñán Martínez, Amable   +2 more
core   +2 more sources

Flamelet Characteristics of Gaseous and Spray Lifted Flames on Two-Dimensional Direct Numerical Simulations

open access: yesJournal of Fluid Science and Technology, 2008
The detailed behaviors of gaseous and spray lifted flames are studied by two- dimensional direct numerical simulations (DNS), and the characteristics of the flamelets are investigated in terms of two key variables for flamelet modeling, namely mixture ...
Yuya BABA, Ryoichi KUROSE
doaj   +1 more source

Non-Premixed Filtered Tabulated Chemistry: Filtered Flame Modeling of Diffusion Flames

open access: yesFuels, 2021
The flame front filtering is a well-known strategy in turbulent premixed combustion. An extension of this approach for the non-premixed combustion context has been proposed by means of directly filtering counterflow diffusion flamelets. Promising results
Pedro Javier Obando Vega   +3 more
doaj   +1 more source

Characterization of a new miniCAST with diffusion flame and premixed flame options: Generation of particles with high EC content in the size range 30 nm to 200 nm

open access: yesAerosol Science and Technology, 2018
Flame-generated soot from miniCAST burners is increasingly being used in academia and industry as engine exhaust soot surrogate for atmospheric studies and instrument calibration. Previous studies have found that elemental carbon (EC) content of miniCAST
M. Ess, K. Vasilatou
semanticscholar   +1 more source

On the dynamics of the collapse of a diffusion-flame hole [PDF]

open access: yes, 2003
The collapse dynamics of a diffusion-flame hole in the presence of a counterflow are studied. We construct unsteady solutions of the one-dimensional edge-flame model of Buckmaster (1996), in which heat and mass transverse losses are algebraic.
Pantano, C., Pullin, D. I.
core   +2 more sources

Influence of carbon dioxide and steam on temperature field formed by inverse diffusion flame of gasified-gas of woody biomass

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Partial combustion is applied for tar reduction in the gasified-gas of woody biomass. An inverse diffusion flame was formed in partial-combustion-type gas reformer.
Zhiren BAI   +3 more
doaj   +1 more source

Oxygen combustion of CH4-CO2 mixture in a small-scale counterflow burner

open access: yesJournal of Thermal Science and Technology, 2018
Oxygen combustion of CH4-CO2 mixture in a small-scale counterflow burner was studied. A diffusion flame was stabilized in the gap between opposed ports ejecting fuel and oxygen gases, and its thickness which depended on the gap distance between burner ...
Satoshi KADOWAKI   +5 more
doaj   +1 more source

Characteristics of biogas-oxygen micro counterflow diffusion flames

open access: yesNihon Kikai Gakkai ronbunshu, 2015
The characteristics of biogas-oxygen diffusion flames were experimentally investigated using small counterflow burners, where the apparent equivalence ratio was set to unity.
Satoshi KADOWAKI   +3 more
doaj   +1 more source

The Effects of Differential Diffusion on Turbulent Non-Premixed Flames LO2/CH4 under Transcritical Conditions Using Large-Eddy Simulation

open access: yesEnergies, 2023
In this paper, a large-eddy simulation (LES) of turbulent non-premixed LO2/CH4 combustion under transcritical conditions is performed based on the Mascotte test rig from the Office National d’Etudes et de Recherches Ae´rospatiales (ONERA), and the aim is
Siyuan Wang   +3 more
doaj   +1 more source

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