Results 21 to 30 of about 13,058,346 (373)

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

Effect of Burner Wall Material on Microjet Hydrogen Diffusion Flames near Extinction: A Numerical Study

open access: yesEnergies, 2021
Characteristics of microjet hydrogen diffusion flames stabilized near extinction are investigated numerically. Two-dimensional simulations are carried out using a detailed reaction mechanism.
Aravind Muraleedharan   +4 more
doaj   +1 more source

Shaking conditions required for flame structure formation in a water-immersed granular medium [PDF]

open access: goldProgress in Earth and Planetary Science, 2014
Flame structures found in sedimentary rocks may have formed from liquefaction and gravitational instability when the sediments were still unconsolidated and were subject to shaking caused by earthquakes.
Nao Yasuda, I. Sumita
openalex   +2 more sources

Instabilities and soot formation in spherically expanding, high pressure, rich, iso-octane-air flames [PDF]

open access: yes, 2006
Flame instabilities, cellular structures and soot formed in high pressure, rich, spherically expanding iso-octane-air flames have been studied experimentally using high speed Schlieren cinematography, OH fluorescence, Mie scattering and laser induced ...
Al-Shahrany A S   +6 more
core   +1 more source

Experimental study on premixed flame combustion of annular burner with CO2 dilution based on OH-PLIF technology

open access: yesCogent Engineering, 2019
In view of the combustion characteristics of annular chamber of micro gas turbine, a planar laser-induced fluorescence (PLIF) technique was used to investigate the methane/air premixed turbulent multiple flames in the annular combustor and the effect of ...
Zhonghua Wang   +3 more
doaj   +1 more source

Study on flame adaptability method of an integrated Chinese cooking stove research based on the synergetic theory

open access: yesEnergy Reports, 2022
To solve the low energy utilization and high pollutant emission caused by the incompatibility between the combustion flame shape and the heating surface structure of the stove chamber, the concept of flame adaptability was proposed based on the ...
Yijian Sheng   +5 more
doaj   +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

Effects of turbulence-chemistry interactions on auto-ignition and flame structure for n-dodecane spray combustion

open access: yesCombustion theory and modelling, 2019
The Engine Combustion Network (ECN) spray A under diesel engine conditions is investigated with a non-adiabatic 5D Flamelet Generated Manifolds (FGM) model with the consideration of detailed chemical kinetic mechanisms.
Yan Zhang   +4 more
semanticscholar   +1 more source

Structure and Laminar Flame Speed of an Ammonia/Methane/Air Premixed Flame under Varying Pressure and Equivalence Ratio

open access: yesEnergy & Fuels, 2021
This paper presents a joint experimental and numerical study on premixed laminar ammonia/methane/air flames, aiming to characterize the flame structures and NO formation and determine the laminar flame speed under different pressure, equivalence ratio ...
Rodolfo C. Rocha   +9 more
semanticscholar   +1 more source

Study on statistical invariance of probability processing and fluctuation characteristics of consecutive images of horizontal spray flame under low-pressure

open access: yesCase Studies in Thermal Engineering, 2022
With the development of the plateau environment, to make better use of the heat energy and safety of combustion devices, the structure and stability evaluation of horizontal jet flame and other related issues have attracted more and more people's ...
Kai Xie   +8 more
doaj   +1 more source

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