Results 1 to 10 of about 23,690 (234)

Effect of CH4–Air Ratios on Gas Explosion Flame Microstructure and Propagation Behaviors [PDF]

open access: yesEnergies, 2012
To reveal the inner mechanism of gas explosion dynamic behavior affected by gas equivalent concentration, a high speed Schlieren image system and flow field measurement technology was applied to record the gas explosion flame propagation and flame ...
Ying Zhang, Yin Zhang, Xianfeng Chen
doaj   +4 more sources

Chemical kinetic model uncertainty minimization through laminar flame speed measurements. [PDF]

open access: yesCombust Flame, 2016
Laminar flame speed measurements were carried for mixture of air with eight C3-4 hydrocarbons (propene, propane, 1,3-butadiene, 1-butene, 2-butene, iso-butene, n-butane, and iso-butane) at the room temperature and ambient pressure. Along with C1-2 hydrocarbon data reported in a recent study, the entire dataset was used to demonstrate how laminar flame ...
Park O   +5 more
europepmc   +6 more sources

Curvature and confinement effects for flame speed measurements in laminar spherical and cylindrical flames. [PDF]

open access: yesCombustion and Flame, 2013
This paper discusses methods used to obtain laminar flame speeds in spherical laminar premixed flames. Most recent studies express the laminar flame consumption speed as ρb/ρudR/dt, where R is the flame radius and ρb/ρu is the ratio of the burnt to the ...
Bonhomme, Adrien   +2 more
core   +6 more sources

LAMINAR FLAME SPEED OF SOY AND CANOLA BIOFUELS

open access: yesCT&F Ciencia, Tecnología & Futuro, 2012
In this article, the flame speed values determined experimentally for laminar premixed flames of the vapors of two biofuels in air are presented. The laminar flame speed is a fundamental thermochemical property of fuels, and is essential for analyzing ...
Juan-Sebastián Gómez-Meyer   +3 more
doaj   +4 more sources

Experimental Study on the Effect of Nano Additives γAl2O3 and Equivalence Ratio to Bunsen Flame Characteristic of Biodiesel from Nyamplung (Calophyllum Inophyllum)

open access: yesAutomotive Experiences, 2021
Nano γAl2O3 has been one of the nanometal oxides that has improved the characteristics of biodiesel. The effect of γAl2O3 nanoparticles addition on premixed flame combustion is investigated with an experiment on the laminar flame speed of Calophyllum ...
Setyo Pambudi   +3 more
doaj   +1 more source

Experimental and Numerical Studies of Ignition Delay Time and Laminar Flame Speed of JP-10 at Elevated Temperature Conditions

open access: yesFrontiers in Energy Research, 2022
In this work, the laminar flame speeds of JP-10/air mixtures and ignition delay time of JP-10/O2/Ar mixtures have been studied over a wide range of experimental conditions using a premixed Bunsen flame and a shock tube.
Junsen Yang   +6 more
doaj   +1 more source

Experimental and numerical comparison of currently available reaction mechanisms for laminar flame speed in 70/30 (%vol.) NH3/H2 flames

open access: yesApplications in Energy and Combustion Science, 2023
To achieve net zero carbon emissions, ammonia is gaining traction as a promising alternative fuel. However, the combustion characteristics of ammonia need further investigation.
A ALNASIF   +6 more
doaj   +1 more source

Study of laminar flame speed measurement under high pressure condition using double kernel method by laser-induced breakdown ignition

open access: yesJournal of Thermal Science and Technology, 2020
In order to understand turbulent combustion and its combustion characteristics, laminar flame speed is often used. Laminar flame speed plays an important role in turbulent combustion models used in engine combustion simulation.
Takehiko SEO   +2 more
doaj   +1 more source

Experimental and modeling analysis of laminar flame speed over the pyrolytic gas from red pinewood

open access: yesCase Studies in Thermal Engineering, 2022
In combustion research, the laminar flame speed (SL) is an important basis for the study of fuel combustion and mechanism verification. A large number of studies have been done on various combustibles, mostly focusing on gas and liquid combustibles, but ...
Li Haoyang   +3 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

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