Journal ArticleDOI
Study of mixture formation and early flame development in a research GDI (gasoline direct injection) engine through numerical simulation and UV-digital imaging
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TLDR
In this article, the analysis of the mixture formation and early combustion processes in a slightly lean burn gasoline direct injection (GDI) engine is performed by using experimental and numerical techniques.About:
This article is published in Energy.The article was published on 2014-12-01. It has received 59 citations till now. The article focuses on the topics: Gasoline direct injection & Combustion chamber.read more
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Renewable energy and energy storage systems
TL;DR: The main energy storage techniques can be classified as: 1) Magnetic systems: Superconducting Magnetic Energy Storage, 2) Electrochemical systems: Batteries, fuel cells, Super-capacitors, 3) Hydro Systems: Water pumps, 4) Pneumatic systems: Air compressors, 5) Mechanical systems: Flywheels, 6) Thermal systems: Molten salt, Water or oil heaters as discussed by the authors.
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100% sustainable energy
TL;DR: In this article, the authors present the latest developments in sustainable energy and environment, including wind, solar, wave, bioenergy, hydrogen and fuel cells, which would lead to 100% sustainable energy.
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Energy quadrilemma and the future of renewable energy
TL;DR: In this article, the authors presented the different talk and concepts presented at SEEP2014 in Dubai, the conference discussed the recent developments on sustainable energy and environment, one of the keynote presented the concept of Energy Quadrilemma versus Energy Trilemma, it can be seen the strong emphasis on the four different areas (Cost, Environment, Security and Job Opportunities) supporting the movement toward 100% renewable energy, Fig.
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Effects of the injection strategy on the mixture formation and combustion characteristics in a DISI (direct injection spark ignition) optical engine
TL;DR: In this article, the effect of the injection strategy on the mixture quality and the consequential combustion characteristics was investigated, and the injection strategies considered in two parts: single injection (with a wide range of injection timings during the intake stroke) and double injection with a short second injection during the compression stroke.
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Review on spray, combustion, and emission characteristics of recent developed direct-injection spark ignition (DISI) engine system with multi-hole type injector
TL;DR: In this paper, the authors examine the injection, spray, combustion, and exhaust emission characteristics of a GDI engine with a multi-hole injector and describe the characteristics that make alcohol fuels useable in GDI engines.
References
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Journal ArticleDOI
Combustion advancements in gasoline engines
TL;DR: In this paper, a critical review of the recent combustion advancements made in gasoline engines for the reduction of fuel consumption and engine-out emissions, and the technologies associated with these advancements are presented.
Journal ArticleDOI
Advanced gasoline engine development using optical diagnostics and numerical modeling
TL;DR: In this article, the authors discuss the use of optical diagnostics and CFD in five gasoline-engine combustion systems: homogeneous spark-ignition port-fuel-injection (PFI), HCCI engines, WG-SIDI, SG-SidI, and SIDI engines.
Proceedings ArticleDOI
Piston Fuel Films as a Source of Smoke and Hydrocarbon Emissions from a Wall-Controlled Spark-Ignited Direct-Injection Engine
TL;DR: In this article, a high-speed refractive index-matching imaging technique is used for quantitative time and space-resolved measurements of fuel-film mass on a quartz piston window of an optically-accessible direct-injection engine operating over a range of fully-warmed-up stratified-charge conditions with both a high pressure hollow-cone swirl-type injector and with a highpressure multihole injector.
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3d Modeling of Mixing, Ignition and Combustion Phenomena in Highly Stratified Gasoline Engines
TL;DR: In this article, the authors describe recent developments realised at IFP on the 3D modeling of combustion in spark ignition engines, which consist in improvements made to the classical coherent flame model (CFM) to yield the Extended coherent flame Model (ECFM), specifically adapted to simulating the combustion process in direct injection-spark ignition (DI-SI) engines.
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Science review of internal combustion engines
TL;DR: In this article, the authors suggest that there could be 6-15% improvements in internal combustion fuel efficiency in the coming decade, although filters to meet emission legislation reduce these gains.