Results 21 to 30 of about 4,125 (229)

Dynamics of Explosions in Cylindrical Vented Enclosures: Validation of a Computational Model by Experiments

open access: yesFire, 2021
Recent explosions with devastating consequences have re-emphasized the relevance of fire safety and explosion research. From earlier works, the severity of the explosion has been said to depend on various factors such as the ignition location, type of a ...
Samuel Ogunfuye   +5 more
doaj   +1 more source

Numerical Simulation of Effect of Multi-component Combustible Gases on Methane Explosion at Variable Temperature

open access: yesMeikuang Anquan, 2020
To study the influence of common combustible gas produced in spontaneous combustion of underground coal on methane explosion, the effects of the mixture of C2H4, C2H6, H2 and CO on the maximum explosion pressure and temperature of methane were simulated
LUO Zhenmin, WANG Lei, LI Xiufang, WANG Tao
doaj   +1 more source

Influence of acetylene on methane–air explosion characteristics in a confined chamber

open access: yesScientific Reports, 2021
To study the impact of acetylene on methane explosions, the safe operation of coal mines should be ensured. In this paper, a 20 L spherical tank was used to study the explosive characteristics of acetylene–methane–air mixture.
Jinzhang Jia   +3 more
doaj   +1 more source

THE DETERMINATION OF METHANE AND HYDROGEN BY EXPLOSION.1 [PDF]

open access: yesJournal of the American Chemical Society, 1895
n ...
Gill, Augustus H., Hunt, Samuel P.
openaire   +2 more sources

Effect of Ignition Delay Time on Explosion Characteristics of Methane and Coal Dust Hybrid Mixtures

open access: yesMeikuang Anquan, 2020
To study the effect of coal dust on methane explosion characteristics under different turbulent environments, based on 20 L explosion sphere, the mixed explosion experiments of 0 g/m3, 25 g/m3, 50 g/m3,100 g/m3, 200 g/m3 coal dust and 6.5%, 9.5%, 12 ...
WANG Xiaobin
doaj   +1 more source

On the Second Explosion Limits of Hydrogen, Methane, Ethane, and Propane [PDF]

open access: yesACS Omega, 2020
In this work, we have first investigated the explosion limit behaviors from hydrogen to propane through numerical simulations and validated with the available experimental data. The shape of the explosion limit curves and the possible turning points (P 1-2, T 1-2), first to second limit transition, and (P 2-3, T 2-3), second to third limit transition ...
Jie Liu   +3 more
openaire   +3 more sources

Calculation of effective explosive volume of premixed methane-air gas under unconstraint conditions

open access: yesYou-qi chuyun, 2021
The leakage volume of natural gas is an important factor affecting the consequences of pipeline leakage and explosion. Restricted by the ratio of methane and air concentration, not all of the leakage gas will explode.
Yuanbo YIN   +3 more
doaj   +1 more source

Research on characteristic of methane explosion induced by high-temperature source based on self-developed equipment

open access: yesGong-kuang zidonghua, 2019
A self-developed experimental system for high-temperature source-induced flammable gas explosion was used to simulate methane explosion induced by high-temperature source.
WANG Haiyan, ZHANG Lei, GUO Zengle
doaj   +1 more source

Study on the synergistic effect of multicomponent gas mixture on the dynamic characteristics of gas explosion

open access: yesChemical Engineering Transactions, 2022
With the development of industry and technology, multi-element gases coexist in many places. The study of the influence of appropriate concentration of flammable gas on the chemical kinetic characteristics of methane-air explosion is great significance ...
Jiancun Gao   +4 more
doaj   +1 more source

Study on the Characteristics and Influence Factor of Methane and Coal Dust Gas/Solid Two-Phase Mixture Explosions

open access: yesFire, 2023
This research aimed to the characteristics and influence factor of methane and coal dust gas/solid two-phase mixture explosions by experiment. Through comparative analysis of flame propagation characteristics, pressure, flame temperature and products ...
Yue Wang   +3 more
doaj   +1 more source

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