Results 11 to 20 of about 106,873 (310)

Burning Rate Enhancement Analysis of End-Burning Solid Propellant Grains Based on X-Ray Real-Time Radiography

open access: yesInternational Journal of Aerospace Engineering, 2020
Unexpected pressure rise may occur in the end-burning grain solid rocket motor. It is generally believed that this phenomenon is caused by the nonparallel layer combustion of the burning surface, resulting in the increase of burning rate along the ...
Wei Xianggeng   +5 more
doaj   +2 more sources

The Role of Fuel Bed Geometry and Wind on the Burning Rate of Porous Fuels [PDF]

open access: yesFrontiers in Mechanical Engineering, 2019
The vast majority of wildland fires occur in windy conditions. However, most operational wildland fire models do not account for changes in burning rate or duration due to wind as no simple model exists.
Sara McAllister
doaj   +2 more sources

Bulk Burning Rate in¶Passive–Reactive Diffusion [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2000
We consider a passive scalar that is advected by a prescribed mean zero divergence-free velocity field, diffuses, and reacts according to a KPP-type nonlinear reaction. We introduce a quantity, the bulk burning rate, that makes both mathematical and physical sense in general situations and extends the often ill-defined notion of front speed.
Constantin, Peter   +3 more
openaire   +2 more sources

Aluminum Combustion under Different Condition: A Review

open access: yesJEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering), 2020
This paper reviews the collection of literature on aluminum combustion, with an emphasis on various parameters used. These parameters which affect combustion of aluminum are particles size and oxygen content.
Haidzar Nurdiansyah   +2 more
doaj   +1 more source

Efek Bentonit pada Karakteristik Pembakaran Droplet Biodiesel Kelapa Sawit

open access: yesRekayasa Mesin, 2020
The blends of fuel to base liquid fuels for the enhancement of combustion properties has long generated interest since it is linked to improvement in combustion properties in biodiesel fuels.
Vera Dwi Wijayanto   +2 more
doaj   +1 more source

RESEARCH OF EFFECTIVENESS OF „PLAMOSTOP“ FIRE

open access: yesTransactions of the VŠB: Technical University of Ostrava, Safety Engineering Series, 2016
The paper deals with testing of a water-miscible intumescent fire retardant. Experiments are conducted by thermal analysis (TG / DTG, DSC), cone calorimeter and non-standardized methods for monitoring weight loss when exposed to flame burning.
Patrik MITRENGA   +3 more
doaj   +1 more source

The Equivalent Effect of Initial Condition Coupling on the Laminar Burning Velocity of Natural Gas Diluted by CO2

open access: yesEnergies, 2021
Initial temperature has a promoting effect on laminar burning velocity, while initial pressure and dilution rate have an inhibitory effect on laminar burning velocity.
Xueshun Wu   +5 more
doaj   +1 more source

Burning Rate in Impinging Jet Flames

open access: yesJournal of Combustion, 2011
A method for evaluating burning velocity in premixed turbulent flames stabilized in divergent mean flows is quantitatively validated using numerical approximations of measured axial profiles of the mean combustion progress variable, mean and conditioned ...
A. N. Lipatnikov
doaj   +1 more source

Synthesis, Characterization and Analysis of Thermal Properties and burning rate of Zr/BaCrO4 mixture [PDF]

open access: yesIranian Journal of Chemical Engineering, 2023
In this work, nanoparticles of the metal fuel Zirconium (Zr) and nanoscale oxidizer BaCrO4 are synthesized considering their unique nanoparticle characteristics like mixing homogeneity and high surface/volume ratio.
R. Omidi   +4 more
doaj   +1 more source

Preparation and Characterization of Al/HTPB Composite for High Energetic Materials

open access: yesNanomaterials, 2020
Nanosized Al (nAl) powders offer increased reactivity than the conventional micron-sized counterpart, thanks to their reduced size and increased specific surface area.
Alexander Vorozhtsov   +5 more
doaj   +1 more source

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