Results 21 to 30 of about 1,656,529 (387)

Study on flame stability in oxygen-enriched ammonia/N2/O2 laminar diffusion flame

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Ammonia is regarded as one of the alternative fuels because CO2 is not emitted during the combustion process of ammonia. The physical properties of ammonia are suitable for transportation and storage as a “hydrogen carrier”.
Yohei ISHIKAWA   +6 more
doaj   +1 more source

Numerical simulation of the effect of diluents on NOx formation in methane and methyl formate fuels in counter flow diffusion flame

open access: yesAIMS Environmental Science, 2020
The increasing global demand for energy, the need to reduce green house gasses, and the depletion of fossil fuel resources have led for the need for renewable fuel sources such as biodiesel fuels.
Patrick Wanjiru   +4 more
doaj   +1 more source

Dynamic Characterization of a Ducted Inverse Diffusion Flame Using Recurrence Analysis

open access: yes, 2018
Normal diffusion flame or partially premixed flame is used in many applications, such as aviation engines, tanks, ocean vessels, and industrial furnaces, because of its high flame stability and relatively low susceptibility to dynamic instabilities ...
Uddalok Sen   +4 more
semanticscholar   +1 more source

Optical temperature measurement of small droplet array luminous flame in butane diffusion flame

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Two color ratio method was applied to measure temperature distributions of a luminous diffusion flame. A small blue butane diffusion flame, 3mm in flame diameter, was used.
Hiroshi ENOMOTO   +4 more
doaj   +1 more source

Experimental study on the effect of hydrogen addition on methane/ethylene diffusion flame soot formation based on light extinction measurement

open access: yesEnergy Reports, 2021
In this study, the mixed diffusion flame soot of methane, ethylene and hydrogen were studied, and the two-dimensional light extinction measurement was applied to investigate the distribution characteristics of the ethylene flame soot concentration with ...
Yuhan Zhu   +4 more
doaj   +1 more source

Vortex-induced extinction behavior in methanol gaseous flames: a comparison with quasi-steady extinction [PDF]

open access: yes, 2000
Using a combination of HCHO planar laser-induced fluorescence and laser Doppler velocimetry measurements, the extinction behavior of methanol counterflow diffusion flames was examined experimentally under conditions in which the extinction was brought ...
Gomez, Alessandro   +3 more
core   +2 more sources

Multiparameter Measurement in Ethylene Diffusion Flame Based on Time-Division Multiplexed Tunable Diode Laser Absorption Spectroscopy

open access: yesIEEE Photonics Journal, 2019
An optical method for measuring soot volume fraction, flame temperature, and concentration of combustion products in a diffusion flame based on time-division multiplexed tunable diode laser absorption spectroscopy technique is presented in this article ...
Haibin Cui   +4 more
doaj   +1 more source

A fast, low-memory, and stable algorithm for implementing multicomponent transport in direct numerical simulations [PDF]

open access: yes, 2019
Implementing multicomponent diffusion models in reacting-flow simulations is computationally expensive due to the challenges involved in calculating diffusion coefficients.
Beardsell, Guillaume   +4 more
core   +2 more sources

The Chemiluminescence and Structure Properties of Normal/Inverse Diffusion Flames

open access: yesJournal of Spectroscopy, 2013
The flame emission spectrometry was applied to detect the distribution of excited radicals in two types CH4/O2 coflow jet diffusion flames (normal and inverse diffusion flames).
Ting Zhang   +4 more
doaj   +1 more source

An experimental study on coflow diffusion combustion in a pellet-packed bed with different bed lengths [PDF]

open access: yesRoyal Society Open Science, 2018
In experimental investigations on axial symmetry, over-ventilated CH4/air diffusion combustion in a packed bed is executed to study the height, shape and stability of the flame.
Junrui Shi   +6 more
doaj   +1 more source

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