Results 71 to 80 of about 373,196 (153)

Diagnostic for the characterization of nanometric structures in high temperature reactive systems [PDF]

open access: yes, 2008
It is now well know that the fraction of particulate mater in the ambient air defined as ultrafine particles can be considered the most critical for adverse human health effects because of their chemical composition and the ability of these particles to ...
Commodo, Mario
core   +1 more source

Joint stereo-PIV and NO-LIF in turbulent premixed hydrogen-air flames [PDF]

open access: yes, 2009
A new technique to simultaneously and instantaneously resolve 3D velocity/2D strain rate fields and scalar/scalar gradient fields was developed and evaluated in this study.
Magand, Christelle C. G.
core   +3 more sources

Mathematical model in the form of vorticity-stream function for porous premixed combustion [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2015
This paper proposes a mathematical model used to numerically simulate behaviors of the two-dimensional laminar premixed combustion in porous media. The governing equations proposed include vorticity-stream function equations.
Watit Pakdee   +2 more
doaj  

Investigations on conical lean turbulent premixed hydrogenated natural gas flames

open access: yesFuel Communications
Hydrogen's ability to enhance carbon neutrality in combustion processes puts forward the use of hydrogenated fuels, both in the form of fuel and an energy carrier as a potential decarbonization solution.
Dilay Güleryüz   +2 more
doaj   +1 more source

Feedback control of oscillations in combustion and cavity flows [PDF]

open access: yes, 2010
This thesis considers the control of combustion oscillations, motivated by the susceptibility of lean premixed combustion to such oscillations, and the long and expensive development and commissioning times that this is giving rise to.

core   +2 more sources

Characterization of a 5-nozzle array using premix/micromix injection for hydrogen

open access: yesApplications in Energy and Combustion Science
Hydrogen is one of the most promising fuels to decarbonize energy systems since it has a high specific energy, a carbon-free combustion process, and may be produced sustainably through electrolysis.
Antoine Durocher   +8 more
doaj   +1 more source

Experimental study on combustion characteristics of ammonia in fluidized bed

open access: yesMeitan xuebao
Ammonia is a chemical energy storage carrier with great potential, and its use as a fuel is expected to promote the large-scale application of renewable energy.
Suyang PAN   +3 more
doaj   +1 more source

Turbulent Premixed Flame Kernel Growth During The Early Stages Using Direct Numerical Simulation [PDF]

open access: yes, 2008
In this thesis Direct Numerical Simulation (DNS) is used to investigate the development of turbulent premixed flame kernels during the early stages of growth typical of the period following spark ignition.
Dunstan, T. D.
core   +2 more sources

Influence of Ambient Pressure on the Jet-Ignition Combustion Performance and Flame Propagation Characteristics of Gasoline in a Constant Volume Combustion Chamber

open access: yesEnergies
Based on a constant volume combustion chamber, the initial ambient pressure effect on gasoline combustion performance and flame propagation of the active and passive pre-chamber ignition systems were studied.
Zongjie Hu   +8 more
doaj   +1 more source

Numerical simulation on the combustion characteristics of scramjet at high Mach number

open access: yesDefence Technology
To investigate the problem of ethylene jet mixing and combustion in the scramjet at high Mach number (Ma = 8), numerical simulations were carried out for different equivalent ratios at cold and combustion conditions, in which three-dimensional steady ...
Jiahang Li   +5 more
doaj   +1 more source

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