Results 1 to 10 of about 55,053 (305)

Computational analysis of influence of particle size, oxygen concertation, and furnace temperature on the ignition characteristics of pulverized high ash and high moisture coal particle

open access: yesAlexandria Engineering Journal, 2022
Energy is a critical component in any given region's growth. India has the world's fourth-largest coal reserves. Therefore, energy generation from coal-based power plants is still a significant source of power in the country.
Munamala Penchala Reddy   +4 more
doaj   +1 more source

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

Effects of n-Heptane/Methane Blended Fuel on Ignition Delay Time in Pre-Mixed Compressed Combustion

open access: yesEnergies, 2022
This study analyzed factors that influence the ignition delay characteristics of n-heptane/methane-blended fuel. The effects of chemical species, exhaust gas recirculation rate, compression ratio, cool/hot flames, and combustion chamber conditions ...
Myeongsu Yoon   +5 more
doaj   +1 more source

Design and simulation of gas burner ejectors

open access: yesCarbon Resources Conversion, 2021
Ignition within gas burner ejectors can lead to off design conditions and has significant influence on the burner behavior. Thus ignition in the ejector should be prevented. In the present study the influence of combustion reactions on the performance of
Mario Pichler   +6 more
doaj   +1 more source

A Numerical Study of the Effects of Using Reformer Gas on Ignition Characteristics under Dual-Fuel Engine-Relevant Conditions

open access: yesInternational Journal of Chemical Engineering, 2022
Natural gas/diesel dual-fuel engine has become an urgent need to alleviate the energy crisis and reduce emissions. As an additive, reforming gas can improve the combustion process of dual-fuel engines because it improves the combustion rate and ...
Guo Junwu, Guo Leyang
doaj   +1 more source

The surface activation of boron to improve ignition and combustion characteristic

open access: yesDefence Technology, 2022
Boron is a very promising and highly attractive fuel because of high calorific value. However, the practical applications in explosives and propellants of boron have been limited by long ignition delay time and low combustion efficiency.
Jian Wang   +4 more
doaj   +1 more source

Effects of Hydrogen Addition on Premixed Combustion of Kerosene in SI Engine

open access: yesEnergies, 2023
Spark ignition (SI) engines fueled with kerosene have broad application prospects in unmanned aviation vehicles. The knock phenomenon of kerosene in SI engines is a huge challenge, leading to a much lower power output than gasoline engines.
Yuxuan Zhao, Enhua Wang, Zhicheng Shi
doaj   +1 more source

Ignition and combustion characteristics of polyethylene film in high temperature field (1st report : Effects of film size on ignition delay time and combustion time)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
The objective of this research is to investigate the ignition and the combustion characteristics of polyethylene film in a high temperature field. Polyethylene was inserted in a high temperature chamber. The polyethylene was used as a film-type.
Mitsumasa IKEDA
doaj   +1 more source

Dependence of Biofuel Ignition Chemistry on OH-Initiated Branching Fractions

open access: yesFrontiers in Mechanical Engineering, 2021
ion of hydrogen by ȮH is the dominant initiation step in low-temperature oxidation of biofuels. Theoretical chemical kinetics calculations for such reactions provide a direct means of quantifying rates of abstraction, which are critical to modeling ...
Samuel W. Hartness   +2 more
doaj   +1 more source

Ignition delay time correlations for distillate fuels

open access: yesFuel, 2017
Abstract Ignition delay times were measured behind reflected shock waves in a shock tube for a wide variety of distillate fuels over a range of temperatures, pressures and mixtures. The fuels studied include: jet fuels (JP-5, JP-8, and Jet A), rocket propellants (RP-2), diesel fuels (F-76 and DF-2) and gasoline.
Davidson, David   +3 more
openaire   +2 more sources

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