Results 21 to 30 of about 541 (112)

Study on the Ignition Process and Characteristics of the Nitrate Ester Plasticized Polyether Propellant

open access: yesInternational Journal of Aerospace Engineering, 2020
In this study, a CO2 laser ignition experimental system was built to study the ignition process and characteristics of the Nitrate Ester Plasticized Polyether (NEPE) propellant.
Xiaoting Yan   +6 more
doaj   +1 more source

Chemical Kinetic Study on Dual-Fuel Combustion: The Ignition Properties of n-Dodecane/Methane Mixture

open access: yesInternational Journal of Chemical Engineering, 2021
The natural gas (NG)/diesel dual-fuel engine has attracted extensive attention in recent years, and the influence of ignition delay on the engine is very important.
Weijian Zhou   +4 more
doaj   +1 more source

Studying solid fuel ignition by CO2-laser

open access: yesMATEC Web of Conferences, 2017
The ignition data on Siberian bituminous coal and lignite by a continuous CO2-laser were presented in current work. Measurements were carried out at the heat flux density range of 90–150 W/cm2 in air.
Korotkikh Alexander   +2 more
doaj   +1 more source

Correlations for the ignition delay times of hydrogen/air mixtures [PDF]

open access: yesChinese Science Bulletin, 2011
Correlations for the ignition delay times of hydrogen/air mixtures were developed using the method of High Dimensional Model Representation (HDMR). The hydrogen/air ignition delay times for initial conditions over a wide range of temperatures from 800 to 1600 K, pressures from 0.1 to 100 atm, and equivalence ratios from 0.2 to 10 were first calculated ...
Zhao, ZhenLong, Chen, Zheng, Chen, ShiYi
openaire   +1 more source

Effects of Pressure and Coal Rank on the Oxy-Fuel Combustion of Pulverized Coal

open access: yesEnergies, 2021
Pressurized oxy-fuel combustion technology is the second generation of oxy-fuel combustion technology and has low energy consumption and low cost. In this research, a visual pressurized flat-flame reaction system was designed.
Dingyi Qin   +3 more
doaj   +1 more source

Calculation of the Minimum Ignition Energy based on the ignition delay time

open access: yes, 2011
Submitted for publication in Combustion and ...
Jensen, Jens Tarjei   +2 more
openaire   +2 more sources

Combustion Characteristics of N-Butanol/N-Heptane Blend Using Reduced Chemical Kinetic Mechanism

open access: yesEnergies, 2023
The detailed mechanisms of n-heptane and n-butanol were reduced for the target condition of ignition delay time using the direct relationship diagram method based on error transfer, the direct relationship diagram method based on coupling error transfer ...
Defu Zhang   +5 more
doaj   +1 more source

Ignition Delay Times of Kerosene (Jet-A)/Air Mixtures

open access: yes, 2012
Ignition of Jet-A/air mixtures was studied behind reflected shock waves. Heating of shock tube at temperature of 150 C was used to prepare a homogeneous fuel mixture. Ignition delay times were measured from OH emission at 309 nm and from absorption of He-Ne laser radiation at 3.3922 micrometers.
Zhukov, Victor / V. P.   +2 more
openaire   +4 more sources

Direct sensitivity analysis for ignition delay times

open access: yesCombustion and Flame, 2019
Abstract The sensitivity coefficients of ignition delay time with respect to chemical kinetic rate parameters is traditionally calculated using a brute force approach wherein the number of initial value problems solved is no fewer than the number of rate parameters. By reformulating the underlying initial value problem as a boundary value problem, it
Vyaas Gururajan, Fokion N. Egolfopoulos
openaire   +2 more sources

Numerical simulation study on suppression effect of water mist on PMMA combustion under external radiant heat flux

open access: yesFrontiers in Materials, 2023
Numerical model was built with fire dynamic simulator and theocratical simulation was carried out to investigate the suppression effect of water mist on ignition and combustion process of typical solid material polymethyl methacrylate under external ...
Lanming Zhao   +7 more
doaj   +1 more source

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