RESEARCH PAPERS

fuel in engine research papers



Demonstrating the use of fish oil as fuel in a large stationary diesel engine
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Abstract Approximately 8 million gallons of fish oil are produced annually as a byproduct of Alaskan seafood processing operations. Typically, about 2.8 million gallons of the total production volume is sold into domestic and international commodity markets, with the

Performance of mustard and neem oil blends with diesel fuel in CI engine
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ABSTRACT To study the feasibility of using two edible plant oils mustard (Brassica nigra, Family: Cruciferae) and neem (Azadirachta indica, Family: Meliaceae) as diesel substitute a comparative study on their combustion characteristics on a CI engine were made. Oils

Management of Environmental Pollution by Intelligent Control of Fuel in an Internal Combustion Engine
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ABSTRACT Refer to this research, a model free environmental management fuzzy sliding mode management (MFFSMC) design and application to internal combustion (IC) engine has proposed in order to tuning the fuel ratio to reduce the pollution. Even though, sliding

Hydraulic hybrid propulsion for heavy vehicles: Combining the simulation and engine-in-the-loop techniques to maximize the fuel economy and emission benefits
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Abstract The global energy situation, the dependence of the transportation sector on fossil fuels, and a need for a rapid response to the global warming challenge, provide a strong impetus for development of fuel efficient vehicle propulsion. The task is particularly

Influence of palm methyl ester (PME) as an alternative fuel in multicylinder diesel engine
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ABSTRACT Palm oil is one of the vegetable oil, which is converted to biodiesel through a transesterification process using methanol as the catalyst. Palm oil biodiesel or palm methyl ester (PME) can be used in diesel engines without any modification, and can be blended
In this work, biodiesel (methyl esters) is produced from unrefined rubber seed oil by two-step transesterification process. Biodiesel engines are prone to cold-starting problems in winter seasons and emit more nitrogen oxides. To overcome these problems, diethyl ether is

Performance of pre-heated cottonseed oil and diesel fuel blends in a compression ignitionengine
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Abstract Viscosity of vegetable oil is considered a constraint for its use as an alternate fuel for Internal Combustion (IC) engines. In this experimental investigation, the viscosity of cottonseed oil (CSO), which is considered a potential alternate fuel, is reduced by

Automated design of an air/fuel controller for an SI engine considering the three-way catalytic converter in the H8 approach
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Abstract The correct operation of the emissions reduction system of an SI engine depends on the capability of the three-way catalyst (TWC) to store and release oxygen. Either one or the other is lost if the oxygen storage of the TWC is completely full or completely empty. In

Emission and combustion characteristics of different fuel In A HCCI engine
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ABSTRACT Different intake valve timings and fuel injection amounts were tested in order to identify their effects on exhaust emissions and combustion characteristics using variable valve actuation (VVA) in a Homogeneous Charge Compression Ignition (HCCI) engine.

Fuel Vaporization and Its Effect on Combustion in a High-Speed Compression-IgnitionEngine
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SUMMARY The tests discussed in this report were conducted to determine whether or not there is appréciable vaporization of the juel injected into a high-speed compressionignition engine during the time available for injection and combustion. The effects of injection

Characterization of dual-fuel PCCI combustion in a light-duty engine
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Abstract. This study uses a multi-dimensional CFD code, the KIVA-CHEMKIN code, and multi-zone modeling to investigate a dual-fuel PCCI combustion strategy. The present dual- fuel PCCI concept uses port-fuel-injection gasoline and direct-injection of diesel fuel to

Biodiesel as an alternative fuel for pollution control in diesel engine
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ABSTRACT Diesel vehicles are the major source for air pollution; there is great potential for global warming due to discharge of greenhouse gases like CO2 from vehicles. Many lung problems are connected with particulate matter emitted by diesel vehicle including dust,

A comprehensive comparative investigation of compressed natural gas as an alternative fuel in a bi-fuel spark ignition engine
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ABSTRACT Nowadays, increased attention has been focused on internal combustion engine fuels. Regarding environmental effects of internal combustion engines particularly as sources of pollution and depletion of fossil fuels, compressed natural gas has been
The performance, emission and the combustion characteristics of a diesel engine using water-diesel emulsion and alumina nanoparticles blended water-diesel emulsion fuels are investigated experimentally. The experiments are conducted in an experimental set-up

The use of cylinder pressure for estimation of the in-cylinder air/fuel ratio of an internal combustion engine
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During the course of the past six decades, the internal combustion engine has been under ever tighter scrutiny, regarding its role as a major source of air pollution. The smog problem due to automobile traffic was first observed in the early 1940s in the Los Angeles basin. In

A Simultaneous Reduction of Smoke and NOx with Biodiesel Fuel in a DI Diesel Engine
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ABSTRACT Our environment is faced with serious problems related to the air pollution from automobiles in these days. In particular, the exhaust emissions of diesel engine are recognized main cause which influenced environment strong. In this study, the potential

JATROPHA OIL AS A RENEWABLE FUEL IN A DI DIESEL ENGINE
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ABSTRACT The modernization and mechanization of the rapidly changing world has led to a notable increase in the number of vehicles which in turn demands the exploitation of energy sources. These sources, unfortunately being non-renewable, have led to oil crises

Identification of manifold two-phase fuel flow model in a spark ignition engine with Kalman filter and least square methods
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In this paper the identification of the two-phase fuel flow model in the intake manifold for a spark ignition engine is approached. The dynamic model is part of an integrated system of models with hierarchical structure, ranging from phenomenological to neural network

Comparison of performance and combustion parameters in a heavy-duty diesel engine fueled with iso-butanol/diesel fuel blends
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This study discusses the suitability of iso-butanol/diesel fuel blends as an alternative fuel and determines their effects on the performance and combustion characteristics of a heavy- duty diesel engine. For this purpose, various isobutanol/diesel fuel blends containing 5%,

Heat transfer in a fuel cell engine
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J. Musser and CY Wang Department of Mechanical and Nuclear Engineering Pennsylvania State University University Park, PA 16802 Fax:(814) 863-4848 E-mail: cxw31@ psu. edu

Calculation of Fuel Consumption and Engine-Out Emissions in Ecogest
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Abstract A numerical model capable of predicting fuel consumption and tailpipe emissions (HC, CO, NOx and CO2), from the knowledge of the motor vehicle dynamics and engine-out fuel consumption, exhaust gas temperature and emissions maps, has been developed.

Performance of a NOx Adsorber and Diesel Particle Filter Equipped Passenger Car and Medium-Duty Engine in Conjunction with Ultra Low Sulfur Fuel
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Particle Filter Equipped Passenger Car and Medium-duty Engine in Conjunction with Ultra Low Sulfur Fuel Matthew Thornton, National Renewable Energy Laboratory Marek Tatur, Heather Tyrer, Dean Tomazic, FEV Engine Technology Phil Weber and Cynthia Webb, SwRI

Soy oil as fuel in a four stroke engine
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ABSTRACT Due to the fact that petroleum is decreased in nowadays and also the fact that the environment sustains a lot of damage, it is necessary to be replaced by renewable fuels that can be used in the engines and are friendlily to the environment. This paper examines the

High-efficiency, ultra-low emission combustion in a heavy-duty engine via fuel reactivity control
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Page 1. 1 High-Efficiency, Ultra-Low Emission Combustion in a Heavy-Duty Engine via Fuel Reactivity Control Rolf D. Reitz, Reed Hanson, Derek Splitter, Sage Kokjohn Engine Research Center University of Wisconsin-Madison http://reitz.me.wisc.edu

Exhaust emission analysis using Nakthamala oil biodiesel fuel in a CI engine with ANN
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This study deals with artificial neural network (ANN) modeling of a diesel engine using nakthamala oil biodiesel fuel to predict the exhaust emissions of CI engine. To acquire data for training and testing the proposed ANN, single cylinders, fourstroke diesel engine was
In this study, the combustion efficiency and performance of an engine using biodiesel produced from rubber seed oil (RSO) was compared with petroleum diesel. The tests were performed at full load over a range of engine speeds in a single cylinder, direct injection

Effect of port injection CNG engine using injector nozzle multi holes on air-fuel mixing incombustion chamber
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Abstract Compressed natural gas (CNG) is the most favorite for fossil fuel substitution. There are four methods to inject the CNG into the engine cylinder, such as gas mixer/carburetor injection, single point injection, sequential injection and direct injection. In sequential port

Biodiesel Fuel Use in an Unmodified Diesel Engine
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Summary: Biodiesel is becoming a popular alternative to diesel fuel. Research on the use of biodiesel has been ongoing during the last 20 years and is being used quite extensively in parts of the world where petroleum fuels are more expensive. Fuel consumption tests

Rayleigh scattering measurements of fuel vapor concentration fluctuation in a motored spark ignition engine
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ABSTRACT An experimental study was presented of the measurement of'the fuel vapor concentration fluctuation in the combustion chamber of a motored spark ignition engine via the laser Rayleigh scattering. The results showed that the concentration fluctuation

An experimental investigation of spark plug temperature in bi-fuel engine and its effect on electrode erosion
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Abstract Temperature is one of the effective parameters in erosion of spark plug electrodes. In this research, temperature of spark plug was measured in engine's different operation conditions with two types of fuels: compressed natural gas and gasoline. Test results

Experimental investigation on engine performance and exhaust emissions in an LPG diesel dual fuel engine
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ABSTRACT In a dual fuel engine, two fuels are used simultaneously. The primary fuel is usually gaseous forms the major content of the total energy supplied to the engine. The secondary fuel, ie, pilot fuel, is injected after compression of the primary fuel air mixture.

On the relative roles of fuel spray kinetic energy and engine speed in determining mixing rates inDI diesel engines
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This paper describes an attempt to separate out and to quantify the relative importance of fuel injection characteristics and in-cylinder air motion as factors influencing the rate of fuel- air mixing and of combustion in high-speed DI diesel engines, where bulk swirling air

Investigation of the possibility of the application of the undercritical microwave streamer gas discharge for the ignition of a fuel in the jet engine
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Abstract The work is devoted to the detailed research of the MW under-critical streamer discharge from the point of view of an opportunity of its use in ignition system in a jet engine. The results of research of general features of discharge and area of its existence in the

Velocity and size distributions of fuel droplets in the cylinder of a two-valve production SIengine
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ABSTRACT The results of this paper add to knowledge of the characteristics of the droplets emerging from an inlet valve as a consequence of manifold injection and were obtained by phase-Doppler velocimetry for injection against a closed valve and against an open valve.

Potential Benefits of Utilizing Fuel Cell Auxiliary Power Units in Lieu of Heavy-Duty TruckEngine Idling
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Abstract. Truck manufacturers and vehicle component manufacturers are exploring using fuel cell auxiliary power units (APUs) in lieu of main engine idling. While fuel cell powertrains continue to face significant technical and economic barriers, the truck

Reduction of NOx Emission in Bio Diesel Engine with Exhaust Gas Recirculation and Magnetic Fuel Conditioning
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ABSTRACT The depletion of fossil fuels and increase in the emission levels has caused a concern globally. An eco-friendly alternate was required to fulfill the growing demand. Bio fuels have proved to be the best alternative. The overall performance and emission tests

The effects of the compression ratio, equivalence ratio, and intake air temperature on ignition timing in an HCCI engine using DME fuel
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Attention has recently been focused on homogeneous charge compression ignition combustion (HCCI) as an effective combustion process for resolving the essential nature of combustion. Meanwhile, dimethylether (DME) has attracted interest as a potential

NITROUS OXIDE AS FUEL IN ENGINES



Fuel regression rate in a paraffin-HTPB nitrous oxide hybrid rocket
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Abstract A series of paraffin-HTPB based nitrous oxide hybrid rocket fuels have been studied experimentally in a laboratory-scale motor. The novel nitrous oxide feeding system and injector are developed to inject oxidizer into rocket combustion chamber and promote the

Nitrous oxide/hydrocarbon fuel advanced chemical propulsion: DARPA contract overview
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ABSTRACT This work, in response to DARPA BAA 99-22, topic title Small Scale Propulsion Systems, focused on the development of a nitrous oxide (N2O)/propane (C3H8) rocket engine (NOP), that utilizes catalytic decomposition of N2O as an ignition system for


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