Results 1 to 10 of about 121,619 (305)

Effect of fuel-air mixture dilution on knock intensity

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Effect of fuel-air mixture diluted by inert gas on knock intensity was investigated by using a rapid compression and expansion machine. Dilution of fuel-air mixture decreased knock intensity.
Mitsuaki OHTOMO   +2 more
doaj   +3 more sources

Experimental Studies on Suppression of Combustion Instability with the Addition of Helium [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
When combustion instability occurs, fluctuation in the release of heat couples with oscillating pressure, while the sensitivity of flame to acoustic disturbance restricts the oscillation intensity.
Y. Liu, J. Li, Z. Tian, T. Zhang, Y. Yan
doaj   +1 more source

A Detailed Numerical Study of NOx Kinetics in Counterflow Methane Diffusion Flames: Effects of Fuel-Side versus Oxidizer-Side Dilution

open access: yesJournal of Combustion, 2021
Dilution combustion has been widely utilized due to various merits, such as enhanced efficiency, fewer pollutants emissions, and even a promising future in alleviating global warming.
Huanhuan Xu   +6 more
doaj   +1 more source

The Impact of Fuel Injection Timing and Charge Dilution Rate on Low Temperature Combustion in a Compression Ignition Engine

open access: yesEnergies, 2022
Using high charge dilution low temperature combustion (LTC) strategies in a diesel engine offers low emissions of nitrogen oxides (NOx). These strategies are limited to part-load conditions and involve high levels of charge dilution, typically achieved ...
Asish K. Sarangi   +2 more
doaj   +1 more source

Economy and emission characteristics of the optimal dilution strategy in lean combustion based on GDI gasoline engine equipped with prechamber

open access: yesAdvances in Mechanical Engineering, 2021
EGR and excess-air dilution have been investigated in a 1.5 L four cylinders gasoline direct injection (GDI) turbocharged engine equipped with prechamber.
Li Wang   +4 more
doaj   +1 more source

Effects of fuel oxygenation and ducted fuel injection on the performance of a mixing-controlled compression-ignition optical engine with a two-orifice fuel injector

open access: yesApplications in Energy and Combustion Science, 2021
This paper describes results from an optical-engine investigation of oxygenated fuel effects on ducted fuel injection (DFI) relative to conventional diesel combustion (CDC). Three fuels were tested: a baseline, non-oxygenated No.
Charles J. Mueller   +3 more
doaj   +1 more source

Mechanistic comparison of N2 and H2 dilution effects on soot formation processes in laminar ethylene diffusion flames

open access: yesCogent Engineering, 2022
Fuel dilution is commonly used to reduce soot emissions from combustion engines or control carbon black morphology during fuel pyrolysis. Dilution has both physical and chemical effects on soot formation; however, the impact of fuel dilution on each soot
Arash Khabazipur, Nick A. Eaves
doaj   +1 more source

Fuel-Lubricant Interactions: Critical Review of Recent Work

open access: yesLubricants, 2021
A critical review of recent work on fuel lubricant interactions is undertaken. The work focusses on liquid fuels used in diesel and gasoline vehicles. The amount of fuel that contaminates the lubricant depends on driving conditions, engine design, fuel ...
Robert Ian Taylor
doaj   +1 more source

Rapid Fleet Condition Analysis through Correlating Basic Vehicle Tracking Data with Engine Oil FT-IR Spectra

open access: yesLubricants, 2021
Engine oil condition and tribological performance are strongly interrelated. Accordingly, oil condition monitoring is common in various applications.
András Lajos Nagy   +6 more
doaj   +1 more source

Humidification Towards Flashback Prevention in a Classical Micro Gas Turbine: Thermodynamic Performance Assessment [PDF]

open access: yesE3S Web of Conferences, 2023
Combustion air humidification has proven to be effective to stabilize hydrogen combustion and to avoid flashback apparition in a typical micro Gas Turbine (mGT).
Pappa Alessio, De Paepe Ward
doaj   +1 more source

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