Results 11 to 20 of about 45,420 (262)

Chaotic Combustion in Spark Ignition Engines [PDF]

open access: greenChaos, Solitons & Fractals, 2002
We analyse the combustion process in a spark ignition engine using the experimental data of an internal pressure during the combustion process and show that the system can be driven to chaotic behaviour.
Abarbanel   +10 more
core   +6 more sources

Turbulent spark-jet ignition in SI gas fuelled engine [PDF]

open access: diamondMATEC Web of Conferences, 2017
The article contains a thermodynamic analysis of a new combustion system that allows the combustion of stratified gas mixtures with mean air excess coefficient in the range 1.4-1.8.
Pielecha Ireneusz   +3 more
doaj   +2 more sources

On the improvement of performance and pollutant emissions of a spark ignition engine fuelled by compressed natural gas and hydrogen

open access: goldEnergy Reports, 2022
This paper presents the results of an experimental and a theoretical investigation made by simulations on a Renault HR09DET spark ignition engine, four-stroke, 3-cylinders, multipoint fuel injection fuelled successively by gasoline and compressed natural
Marius Cătălin Barbu   +2 more
doaj   +2 more sources

Combustion Process in a Spark Ignition Engine: Dynamics and Noise Level Estimation [PDF]

open access: green, 2003
We analyse the experimental time series of internal pressure in a four cylinder spark ignition engine. In our experiment, performed for different spark advance angles, apart from usual cyclic changes of engine pressure we observed oscillations.
Kaminski, T.   +3 more
core   +2 more sources

COMBUSTION OPTIMIZATION IN SPARK IGNITION ENGINES

open access: greenThe publications of the MultiScience - XXXI. MicroCAD International Scientific Conference, 2017
{"references": ["978-963-358-132-2"]}
Barhm Mohamad   +2 more
openalex   +3 more sources

Coupling a Lagrangian–Eulerian Spark-Ignition (LESI) model with LES combustion models for engine simulations

open access: yesScience and Technology for Energy Transition, 2022
In the United States transportation sector, Light-Duty Vehicles (LDVs) are the largest energy consumers and CO2 emitters. Electrification of LDVs is posed as a potential solution, but SI engines can still contribute to decarbonization.
Kazmouz Samuel J.   +6 more
doaj   +1 more source

Ethanol/Gasoline Blends as Alternative Fuel in Last Generation Spark-Ignition Engines: A Review on CO and HC Engine Out Emissions

open access: yesEnergies, 2021
Among the alternative fuels existing for spark-ignition engines, ethanol is considered worldwide as an important renewable fuel when mixed with pure gasoline because of its favorable physicochemical properties.
Paolo Iodice, Massimo Cardone
doaj   +1 more source

Simulation and Research of Methane Premixed Combustion Characteristics Based on Constant Volume Combustion Chamber with Different Ignition Modes

open access: yesEnergies, 2023
Dual spark plug ignition can accelerate the burning velocity of nature gas and improve the engine performance. However, the mechanism between the two flames and the disturbance characteristics of flame to flow field during the combustion process under ...
Yue Wang   +3 more
doaj   +1 more source

Numerical Investigation of the Effects of Engine Speed on Performance and Combustion Characteristics on a Converted Spark-Ignition Natural Gas Engine

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2022
In this study, the effects of different engine speed values on performance and combustion characteristics were investigated by converting a diesel engine to a spark-ignition engine using natural gas.
Fatih AKTA
doaj   +1 more source

Experimental investigation of alcohol blending effect on the performances of a single cylinder spark-ignition marine engine

open access: yesInternational Journal of Automotive Science and Technology, 2021
This work represents an experimental study on the performances of a single cylinder spark-ignition marine engine fueled by ethanol blends. Several studies have been carried out to investigate the use of alternative fuels in spark-ignition engines to ...
Mehrez Gassoumi   +4 more
doaj   +1 more source

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