Results 11 to 20 of about 4,491 (262)

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

Experimental Study of Influence on Microwave Plasma Ignition Combustion Performance of Pulse Microwave Signals

open access: yesIEEE Access, 2019
It has been demonstrated by a large number of studies that microwave ignition can greatly extend the lean-burn limit in the internal combustion engines. This paper investigates the influence of the pulse period and duty cycle of pulsed microwave signals ...
Zhongli Wang   +5 more
doaj   +1 more source

Rendimento térmico e emissões de contaminantes atmosféricos de gasolinas formuladas com etanol, MBTE e TAEE Thermal yield and emission of atmospheric contaminants from gasolines formulated with ethanol, MTBE and TAEE

open access: yesQuímica Nova, 2008
The specific consumption and carbon monoxide (CO) and nitrogen oxide (NO) emissions from gasolines formulated with ethanol, methyl tert-butyl ether (MTBE) and tert-amyl ethyl ether (TAEE) were evaluated in the rich, stoichiometric and lean-burn regions ...
Rosângela da Silva   +2 more
doaj   +1 more source

Performance Estimation of a Downsized SI Engine Running with Hydrogen

open access: yesEnergies, 2022
Hydrogen is a carbon-free fuel that can be produced in many ways starting from different sources. Its use as a fuel in internal combustion engines could be a method of significantly reducing their environmental impact.
Enzo Galloni   +4 more
doaj   +1 more source

Review on Plasma-Assisted Ignition Systems for Internal Combustion Engine Application

open access: yesEnergies, 2023
Due to the depletion of conventional petroleum-based fuels and increasing environmental concerns, industries have been developing new combustion technologies with acceptable cost ranges and minimum system modifications for consumers.
Yong Hyun Choi, Joonsik Hwang
doaj   +1 more source

Experimental investigation of emission characteristics based on new alcohol-based gasoline fuel

open access: yesAdvances in Mechanical Engineering, 2017
This article chose the new type alcohol-based fuel as the engine fuel, realized lean burn in a CA4GA5 engine, and got the lean burn limit to 20.6. Taking the gasoline as equivalent fuel, and according to 10%, 20%, and 30% volume proportion of alcohol ...
Wen Zhang   +5 more
doaj   +1 more source

Influence of plasma-assisted ignition on flame propagation and performance in a spark-ignition engine

open access: yesApplications in Energy and Combustion Science, 2021
Lean-burn is an attractive concept for reasons of high thermal efficiency and low nitrogen oxide (NOx) emissions, however, successful implementation in spark-ignition (SI) engines turned out to be challenging because of misfire or partial burn caused by ...
Joonsik Hwang   +2 more
doaj   +1 more source

Effects of Lean Burn on Combustion and Emissions of a DISI Engine Fueled with Methanol–Gasoline Blends

open access: yesEnergies
Methanol has significant potential as an alternative fuel for internal combustion engines. Using methanol–gasoline blends with lean-burn technology in traditional spark-ignition engines can enhance fuel economy and reduce emissions.
Miaomiao Zhang, Jianbin Cao
doaj   +1 more source

Design of Lean Burn Engine for Scooters

open access: yesInternational Journal of Recent Technology and Engineering (IJRTE), 2020
Internal combustion engine powered vehicles are widely used all around the world for mobility. Scooter is the most commonly used two-wheeler by people of all age groups due to its easy handling and riding comfort. Due to gearless transmission, the mileage of scooter is low compared to gear transmission bikes. Nowadays increase in petrol price makes the
Mr. S. Dhamotharan*   +4 more
openaire   +1 more source

Analysis on control factors of air-fuel ratio limit by using in-cylinder optical measurement

open access: yesNihon Kikai Gakkai ronbunshu, 2018
To increase thermal efficiency of internal combustion engine, lean burn and EGR (Exhaust Gas Recirculation) system have been developed with spark ignition coils generating larger discharge current and discharge energy than current mass production coils ...
Kazuhiro ORYOJI   +5 more
doaj   +1 more source

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