RESEARCH PAPERS

IC-internal combustion ENGINES IEEE PAPERS IEEE PROJECTS




Gear Drive Mechanism for Continuous Variable Valve Timing of IC Engines
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ABSTRACT Continuous variable valve actuating (CVVA) technology provides high potential in achieving high performance, low fuel consumption and pollutant reduction. To get full benefits from (CVVT) various types of mechanisms have been proposed and designed. 

Development of a fast, robust numerical tool for the design, optimization and control of IC engines
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ABSTRACT This paper discusses the development of an integrated tool for the design, optimization and real-time control of engines from a performance and emissions standpoint. The design tool consists of two coupled modules, namely, an engine module and an 

Exploring the Pathway to High Efficiency IC Engines through Exergy Analysis of Heat Transfer Reduction
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ABSTRACT Heat transfer is one of the largest causes of exergy destruction in modern engines. In this paper, exergy distribution modeling was used to determine the potential of reduced engine heat transfer to provide significant gains in engine efficiency. As known from prior 

Analysis of cyclic Variability in Motored IC-Engines by Means of Detailed Comparison of Highly-Resolved Experimental and Numerical Data
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ABSTRACT –This paper describes the numerical investigation of cyclic variability of a motored 4- stroke, single-cylinder engine. Quantitative and qualitative comparison between experimental and numerical data of the velocity field have been performed and discussed 

Artificial neural network based fault diagnosis of IC engines
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ABSTRACT Fault diagnosis is important to avoid unforeseen failures of IC engines, but normally requires an expert to interpret analysis results. Artificial Neural Networks are potential tools for the automated fault diagnosis of IC engines, as they can learn the patterns 

Formulation of novel bio based tri fuel for IC engines.
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ABSTRACT The present study focused on non-petroleum renewable and non-polluting fuels to be used for IC engines. The tri-fuel is assortment of diesel, turpentine blend and acetylene gas. The acetylene gas is produced from the lime stone (caco3) and the turpentine oil 

Performance analysis of IC engines with bio-diesel jatropha methyl ester (JME) blends
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Petroleum products resources are limited and their consumption rate is increasing very fast with technological development since the last two decades. The emissions from the usage of these petroleum products pollute the environment considerably. Jatropha oil is one of the 

Towards the LES Simulation of IC Engines with Parallel Topologically Changing Meshes
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ABSTRACT The implementation and the combination of advanced boundary conditions and subgrid scale models for Large Eddy Simulation (LES) in the multi-dimensional open-source CFD code OpenFOAM are presented. The goal is to perform reliable cold flow LES 

Estimation of Surface Heat Flux in IC Engines Using Temperature Measurements: Processing Code Effects
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ABSTRACT Heat transfer in internal combustion engines is taking on greater importance as manufacturers strive to increase efficiency while keeping pollutant emissions low and maintaining adequate performance. Wall heat transfer is experimentally evaluated using 

Simulation Of Ic Engines Actuated By An Air System
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ABSTRACT In this paper a developed method will be designed for compressing air within internal combustion engine. Also, how this method can be able to save the fuel, horsepower, safety by utilizing simple applications, in which that can be create the developed method 

DEVELOPMENT OF ACOUSTIC MODELS FOR HIGH FREQUENCY RESONATORS FOR TURBOCHARGED IC-ENGINES
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ABSTRACT Automotive turbo compressors generate high frequency noise in the air intake system. This sound generation is of importance for the perceived sound quality of luxury cars and may need to be controlled by the use of silencers. The silencers usually contain 

The automotive and agricultures industry are facing many challenges for development of classicalIC engines
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Today, Serbia imports more than 75% of the oil we consume, more than 95% of which is used for transportation. Improved engine technologies, optimized combustion and multi fuel systems can improve near-and mid-term fuel economy for passenger 25-40%, commercial 

Internal combustion engine



INTERNAL COMBUSTION ENGINE
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This invention relates to internal and more particularly to that type in which liquid fuel, such as oil, is injected into a combustion chamber in l the cylinder head in which air has been or is compressed. type of engine, combustion takes place in a com

Internal Combustion Engine
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THE REDUCTION of NOX emissions from an internal combustion (IC) engine continues to be a difficult problem, particularly when the constraint of maintaining high engine efficiency is added. This paper deals with selected aspects of a modified fuel system, so-called

INTERNAL COMBUSTION ENGINE
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Internal combustion engines (ICEs) have been around since the 19th century. These days, they are more relevant than ever when it comes to power generation and transportation. Today's energy markets, characterized by an increasing amount of renewable power, call

Evolutionary Design on-line Sliding Fuzzy Gain Scheduling Sliding Mode Algorithm: Applied toInternal Combustion Engine
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Abstract Refer to this research, a position on-line fuzzy sliding gain scheduling sliding mode control (AFSGSMC) design and application to internal combustion engine has proposed in order to design high performance nonlinear controller in the presence of uncertainties and

A universal heat transfer correlation for intake and exhaust flows in an spark-ignitioninternal combustion engine
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ABSTRACT In this paper, the available correlations proposed in the literature for the gas- side heat transfer in the intake and exhaust system of a spark-ignition internal combustion

On-board hydrogen generator for a partial hydrogen injection internal combustion engine
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-ABSTRACTA compact onboard hydrogen generator has been developed for use with a hydrogen-enriched gasoline internal combustion engine. The unit uses gasoline and air in a partial oxidation reactor to produce a gaseous product containing hydrogen, carbon

Designing On-Line Tunable Gain Fuzzy Sliding Mode Controller Using Sliding Mode Fuzzy Algorithm: Applied to Internal Combustion Engine
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Abstract: This paper expands a fuzzy sliding mode based controller which sliding function is on-line tuned by sliding mode fuzzy algorithm. The main goal is to guarantee acceptable trajectories tracking between the internal combustion engine (IC engine) air to fuel ratio

Engineering fundamentals of the internal combustion engine
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Introduction Early History Engine Classifications Terminology and Abbreviations Engine Components Basic Engine Cycles Hybrid Vehicles Fuel Cell Vehicles

Measuring Internal Combustion Engine In-Cylinder Pressure with LabVIEW
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Anyone who has worked on the design of an internal combustion (IC) engine will understand the tremendous advantage that an inexpensive, accurate device for measuring and analyzing in-cylinder pressure would offer a designer. Creative Technical Solutions,

Advanced internal combustion engine research
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Abstract In this manuscript, research on hydrogen internal combustion engines is discussed. The objective of this project is to provide a means of renewable hydrogen based fuel utilization. The development of a high efficiency, low emissions electrical generator will

Strategy for intelligent Internal Combustion engine with homogeneous combustion in cylinder
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Abstract In this report the author proposes strategy for development of intelligent combustion systems with a goal to approach a near-zero emission internal combustion engine operating in a wide range of speeds and loads. Main requirement for future IC engine is to develop a

Cylinder pressures and vibration in internal combustion engine condition monitoring
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Abstract: We focus on the detection of incipient faults in an internal combustion engine using a minimum number of sensory information. Inducing several faults in a 4 stroke diesel engine, cylinder pressure (P) and vibration (V) data are acquired. Two sets of artificial

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

'Quantitative 2D-mixture fraction imaging inside an internal combustion engine using aceton-fluorescence
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ABSTRACT Pianar Laser Induced Fluorescence has been used to obtain 2D-fuel- distributioii-images and..-value maps inside a cylinder of a modified mass production four- cylinder Siengine. For the investigations special stress was laved on the analysis of the

A Magnetorheological Fluid Based Design Of Variable Valve Timing System For Internal Combustion Engine Using Axiomatic Design
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Abstract The present engine technology is required to achieve optimum performance under varying load and speed conditions imposed on the vehicle. The variable valve timing systems are employed in conventional engines to ensure optimal performance under

Rapid thermodynamic simulation model of an internal combustion engine on alternate fuels
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Abstract:A thermodynamic model for the simulation of a spark ignition engine running on alternate hydrocarbon fuel is presented. This paper aims to develop a simple, fast and accurate engine simulation model without the need for a great deal of computational

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

Non-linear net engine torque estimator for internal combustion engine
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Abstract: An engine torque estimator, based on sliding mode technique, is proposed in this paper: a switching term, function of the error between the estimated and measured instantaneous engine speed is used to ensure the convergence of the estimate error. This

Effect of engine speed on in-cylinder tumble flows in a motored internal combustion engine an experimental investigation using particle image velocimetry
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ABSTRACT Now-a-days, the stratified and direct injection spark ignition engines are becoming very popular because of their low fuel consumption and exhaust emissions. But, the challenges to them are the formation and control of the charge which is mainly

Lubrication regimes and the internal combustion engine
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The continuing trend for automobile engines to have a higher output and yet at the same time to be more compact places considerable pressure upon the component designers. There is a requirement for more sensitive design predictions in order to achieve an

Preliminary study of flame structure in an internal combustion engine using 2-D flow visualization
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ABSTRACT: The struct in a premixed engine was inve of 300, 600, 12 sheet, 200 micr was passed th front and the scattered by measured, thus (2-D) cross-sec At the lower fronts were mo apparent pocket engine speed fronts were mo the frequency multiply con increased.

A car air-conditioning system based on an absorption refrigeration cycle using energy from exhaust gas of an internal combustion engine
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Abstract Energy from the exhaust gas of an internal combustion engine is used to power an absorption refrigeration system to air-condition an ordinary passenger car. The theoretical design is verified by a unit that is tested under both laboratory and road-test conditions.

A study of turbulence and cyclic variation levels in internal combustion engine cylinders
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ABSTRACT This paper describes an experimental investigation of the cyclic variations and instability of the jet flows in the cylinders of dual-intake port gasoline engines under both steady-state and motored engine conditions using laser-Doppler anemometry and

Air-to-fuel and dual-fuel ratio control of an internal combustion engine
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ABSTRACT Air-to-fuel (A/F) ratio is the mass ratio of the air-to-fuel mixture trapped inside a cylinder before combustion begins, and it affects engine emissions, fuel economy, and other performances. Using an A/F ratio and dualfuel ratio control oriented engine model, a multi-

High bandwidth heat transfer and optical measurements in an instrumented spark ignition internal combustion engine
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THIN FILM GAUGES Heat transfer between the working fluid and the combustion chamber in an internal combustion engine is one of the most important parameters for cycle simulation and analysis. Heat transfer influences the in-cylinder pressure and temperature levels,

Internal combustion wave rotors for gas turbine engine enhancement
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ABSTRACT Recent research in internal combustion wave rotor technology proposed operating cycles with deflagrative and detonative combustion. Earlier research, examining primarily deflagration, sought to improve on pressure exchanger wave rotor cycles topping The experiments were performed with a single-cylinder engine with a working volume of V h = 600 cm 3, a degree of compression e = 7.1, a speed n = 1000 rpm, and various mixture compositions where is the excess-oxidant coefficient. The forechamber of volume Vf = 2 cm

Grid-Convergent Spray Models for Internal Combustion Engine Computational Fluid Dynamics Simulations
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A state-of-the-art spray modeling methodology is presented. Key features of the methodology, such as adaptive mesh refinement (AMR), advanced liquid–gas momentum coupling, and improved distribution of the liquid phase, are described. The ability of this

Experimental research into turbulence field in combustion chamber of internal combustion engine
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Abstract The results of research into the velocity field in combustion chamber of piston engine are presented in the paper. The measurements of charge flow velocity in the cylinder axis and near the cylinder squeezing surface in several points were performed. The

Hydrogen internal combustion engine vehicles: a prudent intermediate step or a step in the wrong direction
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Abstract Hydrogen internal combustion engine (ICE) vehicles present much of the same promise as hydrogen fuel cell vehicles (FCVs): reduced reliance on imported oil and reduced carbon dioxide emissions. Proponents envision hydrogen ICE as a bridging

Air-fuel ratio measurement in an internal combustion engine using a neural network
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Abstract Accurate measurement of the air-fuel ratio in a spark-ignition internal combustion engine is desirable for precise control of the engine but difficult to achieve economically because of the unavailability of low-cost sensors. This paper describes research which

Effects of Spark Advance, A/F Ratio and Valve Timing on Emission and Performance Characteristics of Hydrogen Internal Combustion Engine
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ABSTRACT The use of hydrogen as an engine fuel has great potential for reducing exhaust emissions with the exception of a small amount of carbon containing emissions originating from the lubricating oil, NOx is the only pollutant emitted. In this paper by using a turbulent

Input redundant internal combustion engine with linear quadratic gaussian control and dynamic control allocation
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This report is the result of a traineeship, carried out at the University of Melbourne, Australia. This three month traineeship is part of the Master's degree in Mechanical Engineering at

Numerical study on the performance characteristics of hydrogen fueled port injectioninternal combustion engine
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Abstract: This study was focused on the engine performance of single cylinder hydrogen fueled port injection internal combustion engine. GT-Power was utilized to develop the model for port injection engine. One dimensional gas dynamics was represented the now

Thermodynamic and dynamic analysis of an internal combustion engine with a noncircular-gear based modified crank-slider mechanism
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Abstract:This paper presents a model for the calculation of in-cylinder parameters in an internal combustion engine with a noncircular gear based modified crank-slider mechanism. With the introduction of noncircular gears, the instantaneous velocity of the piston can be

Comparative analysis of different combined heat and power generation: fuel cells, gas turbine, internal combustion engine, 4th IASME
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Abstract:-The paper presents the results of a detailed technical and economic analysis on the opportunity of implementing the fuel cells in distributed small scale cogeneration. The installations considered for the analysis were: gas turbine, internal combustion engine,

Effect of Ethanol Blends on a Spark Ignition, 4-Stroke, Internal Combustion Engine
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Abstract An increasing number of spark ignition, 4-stroke internal combustion engines use ethanol blends in the United States. Environmental concerns as well as the need for renewable energy sources have driven the government to encourage the use of ethanol

Simulation of piston ring friction models of single cylinder internal combustion engine
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Abstract: The friction losses in the piston ring assembly (PRA) vary from 13% to 18% as reported in the literature. To reduce these frictional losses, various parametric approaches are made particularly at design stage and at experimental level. PRA friction is very

An anomaly of combustion process in the biogas internal combustion engine with automatic control of discharge energy
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Abstract. This paper contains an analysis ofthe results of turbocharger biogas engine indication. The engine is equipped with the thyristor ignition system with adaptation control of discharge energy. That system selects proper level of energy using the method of

Failure analysis of internal combustion engine valves: a review
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Abstract: Intake and exhaust valves are very important engine components that are used to control the flow and exchange of gases in internal combustion engines. They are used to seal the working space inside the cylinder against the manifolds; and are opened and

Modern optical measurement techniques applied in a rapid compression machine for the investigation of internal combustion engine concepts
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The development of new combustion concepts requires an efficient investigation and improvement of the applied systems. For a correct understanding of the processes inside the combustion chamber of an internal combustion engine, optical measurement techniques

High accuracy piezoresistive internal combustion engine transducers
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Abstract The engine test environment is extremely challenging and requires significant amount of incylinder pressure measurements. Because of the extreme temperatures and vibration present in all engine tests the transducer selected for this market must be

Investigation of internal combustion engine vibrations in order to reduce noise using a developed model
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Abstract In this paper, to study vibrations of the main components of the engine due to combustion, a dynamic model is presented based on Lagrange's equation. The effects of both reciprocal and rotational components of the engine in producing sound and vibration

Evaluation of the smartcooling (sc) library for the simulation of the thermal management of aninternal combustion engine
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ABSTRACT The focus in this work is the evaluation and validation of the simulation model of a conventional thermal management for an internal combustion engine (ICE). A simulation software package for modeling thermal management of the ICE including mechanical and

Hydrogen internal combustion engine two wheeler with on-board metal hydride storage
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Abstract The overall goal of this project is to demonstrate the potential for commercialization of a small, hydrogen fueled vehicle using ECD's proprietary metal hydride storage system as a fuel tank. Two of the major components of the project have been (a) the conversion of a

Intake Valve Modelling and Study of the Suction Air Pressure and Volumetric Efficiency in a Four Stroke Internal Combustion Engine
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Abstract The air pressure inside a cylinder on the suction stroke is the measure of volumetric efficiency and air quantity drawn on the suction stroke of the engine. Intake air pressures inside a cylinder have been computed in each degree of the suction stroke and exhaust

The feasibility of internal combustion engine based cogeneration in residential applications
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ABSTRACT An economic and environmental analysis on residential internal combustion engine (ICE) based cogeneration in Canada was performed. Information from three publicly available databases was used to model four houses to be used in simulation. One house

Modeling internal combustion engine with thermo-chemical recuperation of the waste heat by methanol steam reforming
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ABSTRACT This paper describes a model for the simulation of the joint operation of internal combustion engine (ICE) with methanol reformer when the ICE is fed by the methanol steam reforming (SRM) products and the energy of the exhaust gases is utilized to sustain

CARS Temperature Measurements and Chemical Kinetic Modelling of Autoignition in a Methanol-fuelled Internal Combustion Engine
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Abstract The temperature inside the cylinder of a methanol-fuelled single-cylinder Ricardo E6 research engine running under knocking conditions, is measured by means of Coherent Anti-Stokes R. aman Spectroscopy (CARS), and the pressure is measured with a pressure

California Advanced Reciprocating Internal Combustion Engine (ARICE) Program and Collaborative–Status and Update
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Expanded in 2005 by CPUC rule to include natural gas research; will provide $24 M by 2009 Maintains capacity for applied energy research of benefit to electricity and natural gas ratepayers Leverages public and private investments to advance energyrelated ST

Thermodynamic properties of working fluid of internal combustion engine
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The understantling of the thermodynamic processes taking part in internal combustion engine is the key to engine optimisation which may be based on cylinder pressure feedback control. In-cylinder pressure changes are the crucial parameters affecting performance.

Kinematic analysis of piston mechanism in valveless internal combustion engine with more complete expansion
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Abstract This paper presents kinematic analysis of valveless internal combustion engines with more complete expansion of the working body. Radial-rotary valveless internal combustion engine with more complete expansion of the working body, is one of the

Turbulence models validation by LDA in an internal combustion engine
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ABSTRACT In the present paper both cycle resolved and ensemble averaged LDA measurements were carried out in the combustion chamber of a real DI diesel engine with a compression ratio of 18: 1 running at 1000 rpm. Indirect measurements of turbulence

ATKINSON CYCLE AND VERY HIGH-PRESSURE TURBOCHARGING FOR IN-CREASINGINTERNAL COMBUSTION ENGINE EFFICIENCY AND POWER
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ABSTRACT The downsizing of internal combustion engines (ICE) is already recognized as a very suitable method for the concurrent enhancement of indicated fuel conversion efficiency (IFCE) and the lowering of CO2 and NOx emissions [1],[2]. In this report, ultra-downsizing

Modeling of internal flow and combustion in a four valve lean-burn SI engine
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ABSTRACT Computational fluid dynamics simulations and experiments have been carried out in order to study the internal flow and the combustion process within a lean-burn four valve SI engine. Numerical simulations have been performed with the Kiva-II code using

Numerical study on the performance characteristics of hydrogen fueled port injectioninternal combustion engine
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Abstract: This study was focused on the engine performance of single cylinder hydrogen fueled port injection internal combustion engine. GT-Power was utilized to develop the model for port injection engine. One dimensional gas dynamics was represented the flow

Realisation and analysis of a new thermodynamic cycle for internal combustion engine
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This paper presents description and thermodynamic analysis of a new thermodynamic cycle. Realization of this new cycle is possible to achieve with valveless internal combustion engine with more complete expansion. The main purpose of this new internal combustion

On the improvement of the internal combustion engine
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Abstract:In motorization field, the main preoccupation of car manufacturers is that the engine operation should satisfy the exigency of the antipollution's norms. To answer to these constraints, a good knowledge of the air loop of the diesel engine is necessary which

Characteristics describing the price formation of bioethanol used as the fuel for an internal combustion engine
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Abstract. A wider introduction of bioethanol as a biorenewable fuel is hindered by low awareness. The main problems related with its use are related to the properties of bioethanol fuel as well as the differences arising from its energetic value in comparison

Tribological assessments and concepts for an oilfree internal combustion engine
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Abstract Unlubricated engines can be realized from the tribological point of view, if wear coefcients of sliding couples lower than 510'8 m3/(Nm) can be demonstrated, which are independent from ambient temperature and sliding speed. A review of published

Numerical Investigation of the In-cylinder Flow Characteristics of Hydrogen Fueled Internal Combustion Engine
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Abstract–This paper addresses the computational fluid dynamics (CFD) simulation to investigate the in-cylinder flow characteristics of 2D combustion chamber for a hydrogen fueled four-stroke internal combustion engine. CFD simulation has been carried out using

Design of marine hydrogen internal combustion engine
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The introduction of new fuel types like hydrogen into the field of maritime transport is considered to be a challenge due to the severe environmental conditions the marine power plant has to work in. Therefore, any attempt to introduce a new technology in this field

Performance improvement of an internal combustion engine
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ABSTRACT A method of increasing the performance of an internal combustion (IC) engine without any major investment or mechanical parts which requires additional energy to operate is investigated. A convergent-divergent induction nozzle is tested in order to

Analysis of heat transfer in the combustion chamber of an internal combustion engineusing thermal networks
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Abstract:-The heat transfer processes in an internal combustion engine can be modeled with a variety of methods. These methods range from simple thermal networks to multidimensional differential equation modeling. Thermal network models, using resistors

Turbulence study in the internal combustion engine
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In this paper, we are interested in the study of turbulent and time dependant flow inside a cylinder of an alternative engine through the investigation of the distribution of the turbulent kinetic energy in the whole space of the chamber. This research is carried out during the

Investigation of the air/fuel mixture distribution in an internal combustion engine using high-speed laser induced fluorescence
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Abstract This study presents planar laser induced fluorescence data recorded within an optically accessible spray-guided direct-injection spark-ignition internal combustion engine at a repetition rate of 6 kHz. The data is calibrated to estimate the local distribution of the

Experimental study of a kerosene fuelled internal combustion engine
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Abstract Mistral Engines, a Swiss Aeronautical Company wishes to be able to have operating Wankel engines on kerosene fuel because of its market availability. Kerosene is a fuel with lower cetane number than diesel fuel, thus it should give a longer ignition delay. A simplified compensated circuit is shown in Fig. 1, where E is the thermocouple's emf, U k is the compensating voltage, r is the total resistance of the thermocouple circuit, rn is the resistance of the null-detector, rk is the internal resistance of the compensating voltage

Optimal Control with Input Constraints Applied to Internal Combustion Engine Test Benches.
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Abstract: Optimal control of nonlinear systems provides a major challenge in control engineering. Constraints on the input signals are common to many real-world applications and render the problem to be tackled even more complicated. This paper proposes a

Exhaust emission analysis of an internal combustion engine fuelled with hydrogen-ethanol dual fuel
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Abstract The work presented in this paper is an attempt to evaluate the exhaust emission characteristics of a hydrogen-ethanol dual fuel combination with different percents of hydrogen substitutions (ie 0-80% by volume and of 20% increment) at three different 1. The use in piston design for some axisymmetric sections by the equal stiffness and thermal conductivity method with plane design layouts and fictitious heat sources makes it possible by means of relatively simple programs to perform analysis of the thermal and

Analysis and Simulation of an Oil Lubrication Pump for the Internal Combustion Engine
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Page 1. ANALYSIS AND SIMULATION OF AN OIL LUBRICATION PUMP FOR THE INTERNALCOMBUSTIONENGINE ABSTRACT This paper presents the simulation model of an oil lubrication gerotor pump for the internalcombustionengine.

Internal Combustion Engine Indicating Measurements
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Engine indicating includes the measurement of instantaneous in-cylinder pressure, the determination of the top dead centre (TDC) and the measurement of the instantaneous crank angle (ca). These measurements are fundamental for engine combustion diagnosis and

A convective mass transfer model for predicting vapor formation within the cooling system of aninternal combustion engine after shutdown
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In the usual liquid cooling system of an internal combustion engine a centrifugal pump is driven by the crankshaft and imposes a coolant flow, which transfers heat from the engine walls to the radiator. Therefore, as the engine is switched-off, the coolant flow also stops,

Automated diagnostics of internal combustion engine using vibration simulation
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Abstract An Artificial Neural Network (ANN) based automated system was developed to diagnose a range of different faults in internal combustion (IC) engines, including combustion faults (misfire) and mechanical faults (piston slap and bearing knock). A

Unsteady heat conduction phenomena in internal combustion engine chamber and exhaust manifold surfaces
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Heat transfer to the combustion chamber walls of internal combustion engines is recognized as one of the most important factors having a great influence both in engine design and operation (Annand, 1963; Assanis Heywood, 1986; Heywood, 1988; Rakopoulos et al.,

Unsupervised fuzzy clustering of internal combustion diesel engine faults using vibration analysis
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Abstract Unsupervised clustering is applied for the detection of fuel injection faults of an internal combustion Diesel engine using vibration signals measured on the engine bloc. Vibration signals are first transformed into a time frequency representation using the S From formulae (3) and (4) it is clear that at the given degree sO of oxygen excitation fuel and air mix ture ignition temperature is decreasing: the less is G, the lower is Decreased ignition temperature in the medium of excited oxygen can be conveniently esti mated by difference

Dynamic schematization of the force function of an internal-combustion engine
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An analytic description of the force function of an internal combustion engine is given only for the partial dynamics-analysis problem for the residence characteristics in steady-state velocity conditions in existing techniques of dynamically calculating sets of engines [5]. In

Numerical Analysis of Flow at Water Jacket of an Internal Combustion Engine
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ABSTRACT Withdrawal of heat from internal combustion engines is a major concern in today's automotive industry, mainly due to material constraints and components durability, in such a way that a well-designed cooling system may increase engine's reliability. In this

Power output and Efficiency of internal combustion engine based on the FTT theory
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Abstract: Typically, in an internal combustion engine, thousands of cycles are performed in a minute. In this sequence of cycles many physical and chemical quantities change from cycle to cycle. For example, the combustion heat changes due to residual gases, imperfect

Strength analysis of the internal combustion engine elements by using CAD/CAE-systems
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Abstract: Internal Combustion Engine (ICE) working processes modeling method by using CAD/CAE Software is presented. Matters of gas dynamic and heat process modeling in 4 stroke engine by using ANSYS Fluent and AN SYS Steady-State Thermal Software which

LabVIEW Implementation of an Automated Cooling Technique for Internal Combustion Engine Using ANN
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Abstract---Now days it's very important to increase the efficiency of Internal Combustion (IC) engines. Due to many factors such as fuel economy, fuel crisis and ultimately to increase the output. This paper proposes an effective cooling system in IC engine. During the process

THEORETICAL TORQUE COMPARISON BETWEEN REVETEC ENGINE AND CONVENTIONALINTERNAL COMBUSTION ENGINE
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ABSTRACT Revetec engine is a new engine arrangement used to increase engine's efficiency by replacing the crankshaft and the connecting rod used in conventional engines by cams. In this research a computational work done to measure the torque given by the

Review on Opportunities and Difficulties with HCNG as a Future Fuel for Internal Combustion Engine
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Abstract Air pollution is fast becoming a serious global problem with increasing population and its subsequent demands. This has resulted in increased usage of hydrogen as fuel for internal combustion engines. Hydrogen blended with natural gas (HCNG) is a viable

Comparative Study of Exhaust Emission of Commonly Used Fuel in an Internal Combustion Engine
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Abstract: The aim of this work is to find out composition of exhaust gases from IC engine when CNG, LPG, Petroleum are used. The main consequence of exhaust gases are environmental pollution. The environmental pollution depends upon presence of

Comparison of the operating characteristics of the internal combustion engine using rapeseed oil methyl ester and hydrogenated oil.
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Abstract. The issue of the use of alternative fuels in diesel engines is discussed in this paper. The purpose is to reduce the dependence of EU Member States on fuels of petroleum origin. One of the possibilities is the use of oils from biological materials. The use of the oil in

Investigation on the effect of EGR with karanja biodiesel grooved piston with knurling in aninternal combustion engine
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ABSTRACT: In this present work a study about influence of the Exhaust gas recirculation (EGR) in the cylinder upon the performance and emission of a single cylinder diesel direct injection engine is presented. In order to achieve good swirl intensity in the cylinder, a

Electric power generation strategy based on model predictive control for conventional internal combustion engine vehicles
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Abstract: With the increasing demand for fuel efficient vehicles, an electric power generation strategy is required in order to generate electric energy efficiently in conventional internal combustion engine (ICE) vehicles. The electric power generation strategy is available with Abstract The paper presents numerical Finite Element modelling and simulation of an internal combustion engine piston with a zirconia coating, subjected to thermal and thermo- mechanical loadings. Methodology of Finite Element Method numerical analysis for The device includes the following: a position master 1 of the fuel supply unit (FSU) with an output signal h; a device 2 converting the FSU position into a signal setting the angular frequency of the ICE output shaft; a comparator 3 with an output signal = set–2; a

Electronic Control of a Four Stroke Internal Combustion Engine
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Abstract:-This paper describes the development of the control system for the electronic ignition and injection of a 4-stroke mono-cylinder internal combustion engine. It is pretended to control the ignition advance and the injection time and period. The fuel mass flow rate is

Combustion Performance and Emission Characteristics of Hydrogen as an Internal Combustion Engine Fuel
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Abstract: Energy sector is presently facing two major problems of future energy crisis and environmental degradation. To combat the above mentioned difficulties, use of hydrogen as an energy carrier may be a strategic plan in near future. Researchers are working on this

Production of biodiesel from mustard oil its performance and emission characterization oninternal combustion engine
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Abstract The potential of using mustard oil as feedstock for the production of biodiesel was investigated. Mustard oil was analyzed for physical and chemical properties. Composition of mustard oil was determined by the gas chromatography. Mustard biodiesel was produced

Behaviour of Si containing DLC films in internal combustion engine components
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Abstract. The increase of energy demand combined with the no renewal of oil sources demands that internal combustion engines are each time less pollutant and at the same time economic. In the other hand, the development of more compact and powerfull engines

Rate-Controlled Constrained-Equilibrium Calculations of the Combustion Products in the Expansion Stroke of an Internal Combustion Engine
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Rate-controlled constrained-equilibrium calculations of the expansion of combustion products of isooctane during the power cycle of an internal combustion engine were conducted. It is assumed that ignition occurs under adiabatic, constant volume conditions

Comparative Study of Kinetic Mechanisms for Natural Gas Combustion in an Internal Combustion Engine
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ABSTRACT This study mainly focused on the combustion mechanisms of natural gas (of major constituent were methane, ethane, etc) in an ice (Internal Combustion Engine). Both detailed and reduced mechanisms were implemented in CHEMKIN 4.1. 1 for 0-D closed

Mathematical Modeling and Simulation of Automotive Internal Combustion Engine
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Abstract-This paper presents a mathematical model of internal combustion engine dynamics namely air, fuel and rotational dynamics. Engine under study is naturally aspirated spark ignition four-stroke internal combustion engine with electronic fuel injection system. The


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