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28 articles for “compression ignition”
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Modeling and Analysis of the Impact of Natural Gas Composition Variations on Combustion in a Dual Fuel Compression Ignition Engine
Abstract: The desire to meet rising energy demands while simultaneously adhering to stringent climate policies has propelled advanced combustion technologies and alternative fuels. Natural gas (NG) is an attractive, domestically-available alternative that has been shown to achieve high efficiencies when used on dual fuel engines. However, the composition of NG can vary significantly depending on the source and these variations may detrimentally impact engine operation. To study these effects, a dual …
Published in Journal of Automobile Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 1–14 Read article
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CI Engine Modeling Techniques
Abstract: The internal combustion engine is a heat engine that converts chemical energy in a fuel into mechanical energy, usually made available on a rotating output shaft. Internal combustion engines can be classified in many ways primarily by the type of ignition system they use, spark ignition (SI) and compression ignition (CI). An SI engine starts the combustion process in each cycle by use of a spark plug. The spark plug …
Published in Trends in Mechanical Engineering & Technology · Vol. 3, Issue 3, 2013 · pp. 7–19 Read article
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Performance, Emission, and Combustion Evaluation of Chlorella Vulgaris Biodiesel-Diesel Blends in a Compression Ignition Engine
Abstract: This study examines, without modifying the engine, the performance, emissions, and combustion properties of biodiesel blends made from Chlorella vulgaris microalgae in a four-stroke, single-cylinder, water-cooled CI engine. The blends of biodiesel and diesel, designated B10, B20, B30, and B40, were 10%, 20%, 30%, and 40%, respectively. Of these, B20 showed the best efficiency-to-emissions ratio. Although it recorded the lowest brake specific fuel consumption of 0.232 kg/kWh, indicating superior fuel …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 339–354 Read article
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Additives and EGR Process for the Exhaust Gases in Compression Ignition Engine
Abstract: Exhaust gases is the most prompt topic in current situation. Exhaust gases badly affect the environment, human and other living organism so, controlling of exhaust gases is very essential. Today automobile vehicles particularly diesel engine vehicles emit more exhaust gases, so for the controlling of exhaust gases we can use additives in fuel and EGR process together. When the additives are mixed with fuel, a cylinder pressure decreases and ignition …
Published in Trends in Mechanical Engineering & Technology · Vol. 4, Issue 1, 2014 · pp. 1–5 Read article
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Determination of Engine Performance Parameters of a Stationary Single Cylinder Compression Ignition Engine Run on Biodiesel from Wild Grape Seeds/Diesel Blends
Abstract: Normal 0 false false false EN-GB X-NONE X-NONE Biodiesel produced from wild grape seed oil was blended with petro-diesel in different proportions: 5:95, 10:90, 15:85, and 20:80 and pure petro-diesel and designated as B5, B10, B15, B20 and B0 respectively. These blends were used to power a Vikin 16F, two-stroke, single-cylinder stationary diesel engine. The engine Performance test was carried out on each of the blends and it was observed …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 3, Issue 3, 2013 · pp. 15–21 Read article
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Combustion Analysis of Ethanol in An HCCI Engine
Abstract: Improving fuel economy and reducing emissions are two major challenges being faced by the automotive industry. Alternative fuels and new combustion concepts are emerging to combat both pollution and fuel crises. Of late, the concept of Homogeneous Charge Compression Ignition, has been receiving increased attention due to its potential for simultaneously reducing fuel consumption, NOx and Particulate Emissions. In particular, in HCCI engine research, where combustion is regarded to be …
Published in Trends in Mechanical Engineering & Technology · Vol. 3, Issue 2, 2013 · pp. 1–9 Read article
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Effect of Compression Ratio on Petro-DEE Fuelled HCCI Engine
Abstract: In compression ignition engines, soot-NOx paradox is extremely challenging issue, which remains to be resolved. Homogeneous charge compression ignition is a new combustion concept that gives benefits such as diesel like efficiency and resolves the problem of high level of NOx and PM simultaneously. It gives very high rate of heat release which cannot be easily controlled. The present work deals with development of HCCI engine and experimental investigations on …
Published in Journal of Automobile Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 1–11 Read article
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Effect of Compression Ratio and Fuel Injection Pressure on the Performance and Emissions of a CI Engine with Methyl Esters of Pongamia Oil
Abstract: Diesel fueled compression ignition engines are invariably used in light, medium and heavy duty applications. Heavy dependence on petroleum derived diesel fuel has led to the twin problems of loss of exchequer and environmental pollution. The intensive research revealed that transesterified vegetable oils could be the best substitute for existing diesel engines. The present paper deals with experimental investigations on a typical compression ignition engine when it was run at …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 3, 2015 · pp. 8–17 Read article
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Effects of Nano Additives on Performance and Emission Characteristics of CI Engine with Mahua Biodiesel and Diesel Blends as Fuel
Abstract: Due to growing environmental concerns and the imminent depletion of fossil fuels, the development of eco-friendly alternative fuels, such as biodiesel, is imperative. To improve the performance and emission properties of diesel engines utilizing biodiesel blends, the effective introduction of metallic and non-metallic nano-additives has been established. This research aimed to investigate the blending ratios of biodiesel (B0, B10, B20, and B40) in a compression ignition engine. Furthermore, the impact …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 41–49 Read article
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Extraction of Rice Bran Oil and Its Application in Producing Biodiesel
Abstract: Increased environmental awareness and depletion of resources are driving industry to develop viable alternative fuels from renewable resources that are environmentally more acceptable. Vegetable oil is a potential alternative fuel. The most detrimental properties of vegetable oils are its high viscosity and low volatility and these cause several problems during their long duration usage in compression ignition (CI) engines. The most commonly used method to make vegetable oil suitable for …
Published in Journal of Petroleum Engineering & Technology · Vol. 4, Issue 1, 2014 · pp. 1–9 Read article
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Influence of Nanomaterial on Biofuel Extracted from Lemon Seed Feedstock
Abstract: Biodiesel, which is a type of biofuel, offers a replacement to the traditional diesel fuel currently available on the market, which is derived from petroleum that is both more sustainable for the environment and more attractive from an economic standpoint. A plethora of environmental benefits can be obtained through the utilization of this technology, including a reduction in emissions of greenhouse gases and particulate matter, as well as the possibility …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 200–210 Read article
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Reduction of Pollutant for SI Engine Using Argon and Oxy-hydrogen
Abstract: Reducing the emission associated with oil combustion is gaining increasing interest worldwide. Due to their dangerous effects on human health, vegetation and climate, various pre-combustion, in-cylinder and post combustion techniques have been tried for their abatement. The combustion of a hydrocarbon fuel with air produces mainly carbon dioxide(CO2) and Water(H2O). However, internal combustion engines are not perfectly efficient, so some of the fuel is not burned, which results in the …
Published in Journal of Automobile Engineering and Applications · Vol. 2, Issue 2, 2015 · pp. 29–34 Read article
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Emission Analysis Of Butanol and Waste Cooking Oil in VCR Diesel Engine
Abstract: Environmental pollution and depleting energy resources are two major reasons to find a suitable alternative fuel. The experimental study is carried out on a variable compression ratio engine to compare the emissions produced by the engine using the blends of waste cooking oil and that of butanol, separately with the emissions produced by the same engine using neat diesel on the different compression ratio and loads. The blends were prepared …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 86–90 Read article
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Evaluating the Effect of the EGR Rate on the Performance and the Emission of VCR Engine Operating on Jatropha Biodiesel Blends
Abstract: AbstractThe modern diesel engines running on biodiesel employ many techniques to encounter strict exhaust emission norms. Among the many techniques suggested to mitigate the NOX emission from the compression ignition engine, the Exhaust Gas Recirculation (EGR) system is being employed extensively. The EGR curtails the proportion of the oxygen in the mixture and lowers the flame temperature inside the cylinder. This research is intended to investigate the influence of the …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 9, Issue 1, 2018 · pp. 7–14 Read article
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Performance, Combustion and Emission analysis of Sunflower oil based Biodiesel using Non-Dominated Sorting Genetic Algorithm-II
Abstract: Biodiesel is used as alternate fuel of I. C. Engines for so many years. It is obtained from various edible and non-edible oils including waste cooking oils through trans-esterification process in the presence of catalyst. The suitable amount of biodiesel mix with commercial diesel can be used to run the compression ignition engines. The optimum combination of engine input parameters is the challenging task as required by the design engineer …
Published in International Journal of Energy and Thermal Applications · Vol. 1, Issue 1, 2023 · pp. 1–6 Read article
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Optimization of Liquid Metal Nanocomposites and Biogas Addition Rate Using ANN-GA
Abstract: In this study, the liquid metal nanocomposites were investigated using artificial neural network (ANN) prediction capabilities for Compression Ignition (CI) engine performance. The independent input variables selected were load (20-100%), Liquid-metal nanocomposites Doped Rate (NDR, 0-50 ppm), and Biogas Flow Rate (BFR, 0.5-1.0 kg/h). The Central Composite Face-Centered Design (CCFCD) was used in conjunction with the selected input variables and output parameters to assist in the preparation of the Design …
Published in Journal of Polymer & Composites · Vol. 11, Issue 11, 2023 · pp. 12–27 Read article
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Advancements in Engine Oil Durability, Performance, and Diagnostics Advancements in Engine Oil Durability, Performance, and Diagnostics
Abstract: The depletion of fossil fuels and environmental concerns have driven the search for alternative fuels and enhanced lubricants. This article explores advancements in machine oil durability, focusing on vegetable oil modifications, synthetic lubricants, and diagnostic methods for marine engine oils. A study comparing Karanja oil blends with mineral diesel in direct injection compression ignition engines revealed comparable wear characteristics and reduced metallic debris for Karanja oil-fueled engines. Investigations on synthetic …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 39–45 Read article
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Performance and Emission Profiles Enhancement of CI Engine with Aluminium Oxide-Reinforced Polymeric Composite in Biodiesel Blends
Abstract: The integration of aluminium oxide (Al₂O₃) nanoparticles into B10 biodiesel blends offers a promising approach to improving engine performance and reducing harmful emissions. This study evaluates the effect of Al₂O₃ additives on Brake Thermal Efficiency (BTE), Brake Specific Fuel Consumption (BSFC), and exhaust emissions in a compression ignition engine. Experiments were conducted using calibrated instruments, and uncertainties were considered with a coverage factor of 1.66, yielding an overall error margin …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 775–788 Read article
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Structure–Property–Performance Characteristics of Chlorella Vulgaris Lipid-Based Bio-Composites Modified with n-Pentanol
Abstract: The depletion of fossil fuel resources and increasingly stringent emission regulations have intensified the need for sustainable alternatives for compression ignition (CI) engines. Biodiesel derived from Chlorella vulgaris microalgae is a renewable, non-edible fuel; however, its higher viscosity and lower volatility can adversely affect engine performance. To address these limitations, higher alcohols such as n-pentanol can be employed as effective modifiers to improve fuel physicochemical properties while maintaining compatibility with …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1636–1648 Read article
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Problem formulation for predicting optimum trans-esterification process parameters of biodiesel production and their performance analysis in diesel engine
Abstract: The various alternate fuels have been used in the past research to run the compression ignition engines. One of the fuel is the biodiesel which is used in the blended form with diesel. The emission parameters are reduced to 30-40% and the performance parameters are increased to some extent. This paper represents the various past research related to biodiesel based engines. The various steps in predicting the optimum process parameters …
Published in Journal of Automobile Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 41–44 Read article