Results 21 to 30 of about 642,264 (278)

Impact prediction model of acetone at various ignition advance by artificial neural network and response surface methodology techniques for spark ignition engine

open access: yesScience and Technology for Energy Transition, 2022
In this study, it was aimed to predict and optimize the effects of acetone/gasoline mixtures on spark ignition engine responses at different engine speeds and ignition advance values with artificial neural network and response surface methodology.
Uslu Samet   +2 more
doaj   +1 more source

Experimental investigations on controlled auto-ignition combustion in a four-stroke gasoline engine [PDF]

open access: yes, 2001
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The effects of air and exhaust gas dilution on the CAI combustion of a range of fuels including three gasoline compositions, four primary reference fuels ...
Oakley, Aaron John
core   +7 more sources

Variation of Engine Performance and Emissions using Ethanol Blends. [PDF]

open access: yes
The limited fossil fuel resources along with the increased public concerns about pollution levels have increased the need for alternative fuels for use in internal combustion engines.
Abuhabaya, Abdullah, Fieldhouse, John D.
core   +4 more sources

Pengaruh Derajat Pengapian terhadap Kinerja Motor Bakar 6 Langkah Berbahan Bakar Etanol

open access: yesRekayasa Mesin, 2020
The six-stroke spark ignition engine has the potential to be developed as a new alternative to future motor fuel technology. The development of motor vehicles will be directly proportional to the use of rising fossil fuels. It is, therefore, necessary to
Misru Razi   +2 more
doaj   +1 more source

Ammonia Combustion in a Spark-Ignition Engine Supported with Dimethyl Ether

open access: yesEnergies, 2023
This paper presents the results of experimental tests with a spark-ignition engine powered using ammonia and DME (dimethyl ether). The tests were carried out on a CFR (cooperative fuel research) engine with a compression ratio of 10 and a rotational ...
Wojciech Tutak   +3 more
doaj   +1 more source

Large-Eddy Simulation and experimental study of cycle-to-cycle variations of stable and unstable operating points in a spark ignition engine [PDF]

open access: yes, 2012
This article presents a comparison between experiments and Large-Eddy Simulation (LES) of a spark ignition engine on two operating points: a stable one characterized by low cycle-to-cycle variations (CCV) and an unstable one with high CCV.
Vermorel, Olivier   +5 more
core   +1 more source

Knock Detection in Spark Ignition Engines Base on Complementary Ensemble Empirical Mode Decomposition-Hilbert Transform

open access: yesShock and Vibration, 2016
In spark ignition engines, knock onset limits the maximum spark advance. An inaccurate identification of this limit penalises the fuel conversion efficiency.
Fengrong Bi   +4 more
doaj   +1 more source

Parametric analysis for performance and emissions of gasoline direct injection engine using mathematical modelling [PDF]

open access: yesEngineering and Technology Journal
The study aims to estimate the performance and emissions of a gasoline direct injection (GDI) engine by analyzing parameters such as engine speed between 2000 and 6000 rpm, compression ratio (CR) between 9 and 13, and the start of ignition between 140 ...
Omar Yousif, Mahmoud Mashkour
doaj   +1 more source

Lean Burn Flame Kernel Characterization for Different Spark Plug Designs and Orientations in an Optical GDI Engine

open access: yesEnergies, 2022
Lean burn spark ignition (SI) engines represent an effective solution for improving fuel economy and reducing exhaust emissions and can be implemented both in conventional and hybrid powertrains.
Giovanni Cecere   +4 more
doaj   +1 more source

Analysis of Ignition Spark Parameters Generated by Modern Ignition System in SI Engine Fueled by Ammonia

open access: yesEnergies
This paper analyzes the influence of the number of ignition coils and spark discharge energy on the Coefficient of Variation of Indicated Mean Effective Pressure (COVIMEP) of an SI internal combustion piston engine.
Mariusz Chwist   +3 more
doaj   +1 more source

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