Results 21 to 30 of about 71,544 (304)

Design and experimental study of pilot scale throat-less downdraft gasifier fed by rice husk and wood sawdust

open access: yesInternational Journal of Sustainable Energy, 2018
In this work, pilot scale throat-less downdraft gasifier is fabricated and tested on rice husk and blend of rice husk-sawdust. The test aims to investigate effect of equivalence ratio on temperature profile, propagation front (flame propagation rate, bed
A. A. P. Susastriawan   +2 more
doaj   +1 more source

STUDY OF CO AND NOx EMISSIONS OF S.I.E FUELED WITH SUPPLEMENTED HYDROGEN TO GASOLINE

open access: yesJournal of Engineering, 2010
This paper include study of CO and NOx emissions exhausted from single cylinder, 4-stroke S.I. engine, Ricardo E6, with variable compression ratio, spark timing and equivalence ratio, worked by supplementary hydrogen to gasoline. The speed of 25 rps and
Miqdam T. Chaichan
doaj   +1 more source

Potential of Semi-Empirical Heat Transfer Models in Predicting ‎the Effects of Equivalence Ratio on Low Temperature Reaction ‎and High Temperature Reaction Heat Release of an HCCI Engine [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2023
In this paper, the influence of equivalence ratio on the low-temperature reaction heat release (LTR-HR) and high-temperature reaction heat release (HTR-HR) of homogeneous charge compression ignition engine has been experimentally and numerically examined.
Masoud Rabeti   +4 more
doaj   +1 more source

Fluorescent carbon dots synthesis in premixed flames: Influence of the equivalence ratio [PDF]

open access: yes, 2023
Flame synthesis could represent a controllable method for production of carbon dots (CDs) with tunable emission properties, alternative to process involving oxidation agents and wet chemistry processing.
Russo C.   +3 more
core   +1 more source

Equivalence Ratio Effect on Helium Diluted Methane Jet Flame Temperature and Pollutant Emission for a Swirl Assisted Gas Turbine Burner

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2023
Temperature distribution and flue gas emissions in gas turbine combustion chambers have attracted the attention of researchers in recent years.
Buğrahan Alabaş, Adem Altınay
doaj  

Numerical Investigation of a Flame Response to the Fuel Concentration Oscillation in Stagnating Laminar Premixed Methane/Air Flames

open access: yesJournal of Thermal Science and Technology, 2012
Responses of the premixed methane/air mixture flames under equivalence ratio oscillations were numerically investigated assuming axi-symmetric stagnation flow fields.
Mohd Rosdzimim Abdul RAHMAN   +2 more
doaj   +1 more source

The Response of a Conical Laminar Premixed Flame to Equivalence Ratio Oscillations in Rich Conditions

open access: yesJournal of Thermal Science and Technology, 2013
Responses of conical premixed methane/air mixture flames with equivalence ratio oscillations were numerically investigated at three different oscillation frequency regimes; low, medium and high (10, 50 and 150 s-1) under a rich condition.
Abdul Rahman Mohd ROSDZIMIN   +2 more
doaj   +1 more source

On the Equivalence between the Primal-Dual Schema and the Local-Ratio Technique [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 2001
We discuss two approximation paradigms that were used to construct many approximation algorithms during the last two decades, the primal-dual schema and the local ratio technique. Recently, primal-dual algorithms were devised by first constructing a local ratio algorithm and then transforming it into a primal-dual algorithm.
Reuven Bar-Yehuda, Dror Rawitz
openaire   +1 more source

One-dimensional equivalence ratio measurements by femtosecond laser filament-triggered discharge plasma spectroscopy

open access: yes, 2023
Equivalence ratio measurements are of great importance for combustion systems. In this paper, femtosecond laser filament-triggered discharge plasma spectroscopy is proposed for one-dimensional equivalence ratio measurements of combustion flow fields. The
Li, Bo   +6 more
core   +1 more source

Laser induced breakdown spectroscopy for local equivalence ratio measurement of kerosene/air mixture at elevated pressure

open access: yes, 2012
The quantitative local equivalence ratio measurements of premixed kerosene/air gas at elevated pressure by the laser induced breakdown spectroscopy (LIBS) technique were preformed in a high temperature test cell, which was designed and manufactured for ...
Yu, XL   +7 more
core   +1 more source

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