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gasoline direct-injection (GDI)

Characterisation of soot in oil from a gasoline direct injection engine using Transmission Electron Microscopy

Characterisation of soot in oil from a gasoline direct injection engine using Transmission Electron Microscopy

... Gasoline Direct Injection (GDI) engines are considered an impor- tant source of carbonaceous nanoparticles; they produce higher levels of soot as the process of fuel vaporisation and gas-phase mixing ...

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Performance Analysis of Gasoline Direct Injection inTwo Stroke Spark-ignition Engines

Performance Analysis of Gasoline Direct Injection inTwo Stroke Spark-ignition Engines

... for Gasoline Direct ...engines. Gasoline Direct Injection technology has received considerable attention over the last few years as a way to significantly improve fuel efficiency ...

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Computational Fluid Dynamics (CFD) Modelling of Mixture Formation in Gasoline Direct Injection (GDI) Engine

Computational Fluid Dynamics (CFD) Modelling of Mixture Formation in Gasoline Direct Injection (GDI) Engine

... the Gasoline Direct Injection (GDI) engines which have the potential to meet these requirements are being improved on especially the mixture formation to the burning of the ...late injection ...

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Effect of Ethanol on the Oxidative Reactivity of Gasoline Direct Injection Particulate

Effect of Ethanol on the Oxidative Reactivity of Gasoline Direct Injection Particulate

... Exhaust from vehicles is one of the leading contributors of particulate matter (PM) in the atmosphere. PM has been shown to be carcinogenic and to pose a significant risk to human health. Therefore, continuously stricter ...

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Evaluation of Lean Operation Limit on Performance Features of Stratified Charge Gasoline Direct Injection (GDI) Engine

Evaluation of Lean Operation Limit on Performance Features of Stratified Charge Gasoline Direct Injection (GDI) Engine

... ratio, injection timing and mixture ...of gasoline engine cannot be increased beyond ...and injection timing of a gasoline direct injection engine to evaluate its influence on ...

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Computational Investigations On A Four Cylinder Four Stroke Cycle Spark Ignition Engine With Hydrogen And Gasoline Direct Injection

Computational Investigations On A Four Cylinder Four Stroke Cycle Spark Ignition Engine With Hydrogen And Gasoline Direct Injection

... conventional gasoline or petrol in direct injection modes of fuel ...the gasoline direct injection mode and the re- sults were computed for its performance and emissions ...

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Near-Nozzle Instabilities in Gasoline Direct Injection Sprays

Near-Nozzle Instabilities in Gasoline Direct Injection Sprays

... late injection and pre-mixed early injection strategies the fuel has significantly less time to evaporate than it would in PFI where the fuel is usually injected onto the back of a hot intake valve before ...

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A study of fuel spray structure and its relationship to emissions and performance of a gasoline direct injection engine

A study of fuel spray structure and its relationship to emissions and performance of a gasoline direct injection engine

... several respects. However, most o f these are concerned with the basic operating parameters themselves, such as the ability to use a higher compression ratio with GDI. So, how is a GDI engine more efficient than a PFI ...

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Investigation of Spray and Combustion of a Piezoelectric Fuel Injector for Gasoline Direct Injection Engines

Investigation of Spray and Combustion of a Piezoelectric Fuel Injector for Gasoline Direct Injection Engines

... spark-ignited direct-injected (SIDI) engine combustion system designs with both solenoid and piezo injectors and found that the two kinds of injectors have comparable combustion stability and smoke ...Higher ...

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Feasibility of Introducing Particulate Filters on Gasoline Direct Injection Vehicles. A Cost Benefit Analysis

Feasibility of Introducing Particulate Filters on Gasoline Direct Injection Vehicles. A Cost Benefit Analysis

... Under certain operating conditions, the exhaust gas temperature can exceed the temperature required for the oxidation of the accumulated soot, that depends on the aftertreatment configuration employed and the soot ...

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Influence of Three-Way Catalyst on Gaseous and Particulate Matter Emissions During Gasoline Direct Injection Engine Cold-start329-341

Influence of Three-Way Catalyst on Gaseous and Particulate Matter Emissions During Gasoline Direct Injection Engine Cold-start329-341

... Gaseous emissions, HC species and PM have been analysed during cold-start engine conditions for the first 280 seconds after engine start.. The performance of a Euro 6c co[r] ...

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Direct Fuel Injection of LPG in Small Two-Stroke Engines

Direct Fuel Injection of LPG in Small Two-Stroke Engines

... fuel injection (DI) is a fairly mature technology that has shown the ability to greatly reduce emissions from two-stroke engines ...of Gasoline Direct Injection (GDI) retrofit technologies for ...

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Experimental study on the application of fuel injection retrofitment kit for a small gasoline fuelled engine

Experimental study on the application of fuel injection retrofitment kit for a small gasoline fuelled engine

... The fuel supply system provides a constant pressure resource for the injector. Basically, the fuel supply system is similar to the conventional design of gasoline direct injection (GDI) engine ...

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Experimental Investigation of Spray and Combustion of Gasoline Direct Injection under Different Ambient Conditions.

Experimental Investigation of Spray and Combustion of Gasoline Direct Injection under Different Ambient Conditions.

... and gasoline compression ignition (GCI) ...concepts, gasoline compression ignition (GCI) is considered as the most promising [85,86], though HCCI and PCCI also offer good efficiency under uniformly lean ...

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A REVIEW ON LASER INDUCED IGNITION OF GASOLINE DIRECT INJECTION ENGINES

A REVIEW ON LASER INDUCED IGNITION OF GASOLINE DIRECT INJECTION ENGINES

... Sustainability with regard to internal combustion engines is strongly linked to the fuels burnt and the overall efficiency. Laser ignition can enhance the combustion process and minimize pollutant formation. This paper ...

7

Spray structure from double fuel injection in multihole injectors for gasoline direct-injection engines

Spray structure from double fuel injection in multihole injectors for gasoline direct-injection engines

... to direct the sprays towards the spark plug, thus allowing improved matching between the injector, the generated spray and the combustion chamber ...at injection pressures up to 200bar and chamber pressures ...

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Internal flow and cavitation in a multi-hole injector for gasoline direct-injection engines

Internal flow and cavitation in a multi-hole injector for gasoline direct-injection engines

... one injection hole by a strong vortex around the hole axis, as shown in the image sequence of Figure 18, which then extends upstream into the hole inlet where it triggers a bubble creation mechanism at the core of ...

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Influence of fuel injector position of port fuel injection retrofit kit to the performances of small gasoline engine

Influence of fuel injector position of port fuel injection retrofit kit to the performances of small gasoline engine

... Fuel injection system has a long term potential as a medium to supply suppressed fuel because of its high fuel delivery efficiency, low emission characteristics and fuel ...

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Effect of Injection Characteristics on Emissions and Combustion of a Gasoline Fuelled Partially-premixed Compression Ignition Engine

Effect of Injection Characteristics on Emissions and Combustion of a Gasoline Fuelled Partially-premixed Compression Ignition Engine

... multiple injection reduces the maximum heat release rate and enables heat release to occur with low cyclic variation compared to a single ...using gasoline fuel with injection timing near TDC due to ...

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Combustion, performance and emissions of a diesel power
generator with direct injection of B7 and port injection of ethanol

Combustion, performance and emissions of a diesel power generator with direct injection of B7 and port injection of ethanol

... pressure and net heat release rate with the use of ethanol at low loads and an increase at high loads, in.. comparison with B7.[r] ...

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