Results 11 to 20 of about 44,846 (260)

Study on Influence of Cavity and Water Mist on Flame Propagation of Gas Explosion in a Pipeline

open access: yesGeofluids, 2021
For studying the influence of the cavity and water mist on the flame propagation of gas explosion, a rectangular steel cavity of size of length 80 cm×width 50 cm×height 20 cm was designed.
Shicheng Gu   +3 more
doaj   +1 more source

Simulation experiment study on flame propagation regulation of gas explosion with roadway bend angle varying

open access: yesGong-kuang zidonghua, 2016
In order to study flame propagation regulation after gas explosion accidents in coal mine, a gas explosion experiment system was designed and pipelines with different bend angles were used to simulate underground roadway varying.
ZHANG Weiguang   +2 more
doaj   +1 more source

Effects of turbulence intensity and length scale on the flame location of premixed turbulent combustion in a diffuser combustor

open access: yesJournal of Thermal Science and Technology, 2017
This study focused on the dependency of the flame location of a premixed propane-air flame on turbulence intensity and length scale. The flame location was investigated using a diffuser-type combustor to show the response of the flame location to varying
Ibrahim Thamer NAZZAL, Özgür ERTUNC
doaj   +1 more source

An experimental study on coflow diffusion combustion in a pellet-packed bed with different bed lengths [PDF]

open access: yesRoyal Society Open Science, 2018
In experimental investigations on axial symmetry, over-ventilated CH4/air diffusion combustion in a packed bed is executed to study the height, shape and stability of the flame.
Junrui Shi   +6 more
doaj   +1 more source

Experimental investigation on a diffusion jet flame performance using a developed flame holder supplied with air from a concentric pipe

open access: yesAlexandria Engineering Journal, 2023
In this study, a diffusion jet flame consisting of a newly developed flame holder with three coaxial pipes to transfer air and fuel to the combustion zone, is investigated experimentally to simulate the ramjet effect.
Islam M. Mesallam   +3 more
doaj   +1 more source

Evidence of a characteristic ignition length of a flame [PDF]

open access: yesEPJ Web of Conferences, 2013
Le processus d'inflammation de la végétation à partir d'un rayonnement de flamme cylindrique est examiné à l'aide du modèle Koo et Pagni [1]. Le flux de rayonnement est une loi de puissance diminuant avec la distance [2], tandis que le temps d'allumage augmente de façon exponentielle.
Y. Baara, K. Khalloufi, N. Zekri
openaire   +2 more sources

An Investigation on Flame Shape and Size for a High-Pressure Turbulent Non-Premixed Swirl Combustion

open access: yesEnergies, 2018
Flame shape and size for a high-pressure turbulent non-premixed swirl combustion were experimentally investigated over a wide range of varying parameters including fuel mass flow rate, combustor pressure, primary-air mass flow rate, and nozzle exit ...
Zhongya Xi   +4 more
doaj   +1 more source

The Effect of Cellulose Fibre Length on the Efficiency of an Intumescent Flame Retardant System in Poly(lactic acid)

open access: yesFire, 2023
In the flame retardancy of the biopolymer matrix and natural fibre reinforcement containing green composites, researchers face multiple challenges, such as low thermal stability, the candlewick effect of fibres and compatibility issues. Cellulosic fibres
Kata Enikő Decsov   +3 more
doaj   +1 more source

Fire Spread Characteristics of Metal-Polyethylene Sandwich Panels

open access: yesBuildings, 2021
An experimental study was conducted to determine the characteristics of the flame spread and droplets of metal-polyethylene (PE) sandwich panels during combustion.
Ru Zhou   +5 more
doaj   +1 more source

The Influence of Tailpipe Length on Flame Stability [PDF]

open access: yesASME 1967 Gas Turbine Conference and Products Show, 1967
The influence of tailpipe length on the stability of a flame anchored in a high-velocity propane-air stream contained in a 2-in. pipe test section has been experimentally examined. Two flameholders were studied; a bluff body and a reverse-jet. A satisfactory correlation of the bluff-body data was obtained by plotting (blowoff velocity) (tailpipe length)
Louis G. Palermo, John R. O’Loughlin
openaire   +1 more source

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