Results 11 to 20 of about 151,234 (307)

A chemically assisted ignition mathematical model based on the theory of thermal ignition

open access: yesEnergy Reports, 2022
A chemical ignition mathematical model was established based on the analysis of the process of chemical ignition and thermal ignition theory . Then, the model was solved by the method of nets on a computer to explore the mechanism for in-situ combustion ...
Aihong Jiao   +4 more
doaj   +1 more source

Mixing layer ignition of hydrogen [PDF]

open access: yes, 1995
A theoretical analysis is given for the high-temperature ignition in a laminar mixing layer between hydrogen and air at the high temperatures characteristic of supersonic combustión.
Liñán Martínez, Amable   +1 more
core   +2 more sources

Three-dimensional fast electron transport for ignition-scale inertial fusion capsules [PDF]

open access: yes, 2006
Three-dimensional hybrid PIC simulations are presented to study electron energy transport and deposition in a full-scale fast ignition configuration. Multi-prong core heating close to ignition is found when a few GA, few PW beam is injected.
Atzeni S.   +6 more
core   +2 more sources

Analysis of combustion duration and residual gas in secondary explosion of coal dust

open access: yesGong-kuang zidonghua, 2018
Secondary explosion experiments of coal dust were carried out by use of 20 L spherical explosion device under the conditions of different coal dust concentration, particle size and ignition energy separately, and influence of coal dust concentration ...
LI Xiaoliang   +4 more
doaj   +1 more source

The Minimum Ignition Energy of Coal Dust in an Oxygen Enriched Atmosphere

open access: yesChemical Engineering Transactions, 2013
In oxy/fuel combustion of coal, the pulverised coal is burned with oxygen at concentrations greater than the currently allowed value of 21 %. This may well provide advantages in carbon sequestration against other technologies such as pre- and post ...
F. Norman, J. Berghmans, F. Verplaetsen
doaj   +1 more source

A Study on the Effect of Ignition Timing on Residual Gas, Effective Release Energy, and Engine Emissions of a V-Twin Engine

open access: yesEnergies, 2021
The ignition timing of an SI engine is a critical parameter. The influence on residual gas, effective release energy, and emissions characteristics of ignition timing for the V-twin engine is investigated in this research. For this purpose, an experiment
Quach-Nhu Yhcmute   +2 more
doaj   +1 more source

Aspects of laboratory tests for the determination of the minimum ignition energy of the fuel / dust mixture [PDF]

open access: yesMATEC Web of Conferences, 2021
During the technological processes of processing, production, handling and storage of combustible dusts, complex explosive mixtures may occur, the characteristics of which, in most cases, cannot be assimilated with the existing data in the specialized ...
Popa Cătălin Mihai   +4 more
doaj   +1 more source

Minimum Values of Voltage, Current, or Power for the Ignition of Fire

open access: yesFire, 2022
Under some circumstances, fires can be ignited by electric current. The two main mechanisms for this are arcing/sparking and hot surfaces. However, it has been viewed for a long time that this will not happen if the voltage, current, energy, or power are
Vytenis Babrauskas
doaj   +1 more source

The influence of strong ignition sources on the explosion and decomposition limits of gases

open access: yesChemical Engineering Transactions, 2019
Explosion and decomposition limits of flammable and chemically unstable gases were determined experimentally in a closed autoclave with an ignition energy higher than the standard 10 J a 20 J.
Enis Askar, Volkmar Schroeder
doaj   +1 more source

Sensitivity to ignition by electrostatic discharge of explosive dust / air [PDF]

open access: yesMATEC Web of Conferences, 2019
In industrial sectors that use, process, transport or store, substances such as combustible dusts could exist some workplaces with explosion hazard due to the possibility of dust/air explosive formation and ignition, both inside the installations and in ...
Gabor Dan   +5 more
doaj   +1 more source

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