Results 21 to 30 of about 834 (185)

Explosion Mechanism of Lubricating Oil Droplets in High-Temperature and High-Pressure Combustion Environments

open access: yesLubricants, 2023
Lubricating oil-induced pre-ignition is a critical issue that requires attention in downsized gasoline engines and marine low-speed two-stroke natural gas engines.
Yunliang Qi, Shubo Fei, Zhi Wang
doaj   +1 more source

Effect of compression ratio and exhaust gas recirculation on spark assisted compression ignition combustion under different proportions of methanol gasoline

open access: yesCase Studies in Thermal Engineering
Spark-assisted compression ignition (SACI) is gaining popularity as a way to help achieve carbon neutrality. While most existing research focuses on gasoline SACI, investigations on alcohol-blended fuels are scarce.
Xiaona Li   +6 more
doaj   +1 more source

Influence of high compression ratio on the performance of ethanol-gasoline fuelled lean burn spark ignition engine at part throttle condition

open access: yesCase Studies in Thermal Engineering
As a viable solution to meet rising energy costs and reduce greenhouse gases, alcohol fuels are considered the most promising renewable fuel and ethanol is a potential fuel for spark ignition engines. In the present study, experiments were conducted on a
Devunuri Suresh, Ekambaram Porpatham
doaj   +1 more source

Combustion and Emissions of Gasoline Compression Ignition Engine Fuelled with Gasoline-Biodiesel Blends

open access: yes, 2021
A gasoline compression ignition (GCI) engine was proposed to be the next generation internal combustion engine for gasoline. The effect of exhaust gas recirculation (EGR) and intake boosting on combustion and emissions of GCI engine fueled with gasoline-biodiesel blends by partially premixed compression ignition (PPCI) combustions are investigated in ...
Yanuandri Putrasari, Ocktaeck Lim
openaire   +2 more sources

Comparison of Ignition Control Techniques in HCCI Engines from Theoretical and Practical Perspectives [PDF]

open access: yesE3S Web of Conferences
Homogeneous Charge Compression Ignition (HCCI) is a cutting-edge combustion engine technology that merges the benefits of both diesel and gasoline engines. In HCCI engines, a uniform mixture of fuel and air enters the combustion chamber during the intake
Yang Jiaqi
doaj   +1 more source

Parametric analysis for performance and emissions of gasoline direct injection engine using mathematical modelling [PDF]

open access: yesEngineering and Technology Journal
The study aims to estimate the performance and emissions of a gasoline direct injection (GDI) engine by analyzing parameters such as engine speed between 2000 and 6000 rpm, compression ratio (CR) between 9 and 13, and the start of ignition between 140 ...
Omar Yousif, Mahmoud Mashkour
doaj   +1 more source

Economic and Environmental Assessment of Plastic Waste Pyrolysis Products and Biofuels as Substitutes for Fossil-Based Fuels

open access: yesFrontiers in Energy Research, 2021
The global economy is shifting toward more sustainable sources of energy. The transportation sector is a remarkable example of this fact, where biofuels have emerged as promising alternatives to traditional fossil fuels.
Adrián Pacheco-López   +5 more
doaj   +1 more source

Combustion Mode Design with High Efficiency and Low Emissions Controlled by Mixtures Stratification and Fuel Reactivity

open access: yesFrontiers in Mechanical Engineering, 2015
This paper presents a review on the combustion mode design with high efficiency and low emissions controlled by fuel reactivity and mixture stratification that have been conducted in the authors’ group, including the charge reactivity controlled ...
Hu eWang   +3 more
doaj   +1 more source

Exploration of Engine Parameters for Emission Reduction in Gasoline-Ethanol Fueled Engines

open access: yesAutomotive Experiences
The main objective of this study is to develop spark ignition engine parameters that allow complete combustion while reducing dependence on fossil fuels. To achieve this goal, optimization of compression ratio, gasoline-ethanol mixture, ignition timing,
Wawan Purwanto   +5 more
doaj   +1 more source

A Numerical Investigation of the Effects of Piston Bowl Geometry and Spray Angle on Combustion, Performance and Emission of a Diesel Engine

open access: yesEnergy Science &Engineering, EarlyView.
A piston bowl's design and spray angle improve air‐fuel mixing, resulting in more complete combustion and higher efficiency. Ansys Forte 2023 R1 a CFD software was used to analyze the effects of five combustion chamber geometries of cylinder, modified re‐entrant, re‐entrant, double‐stepped, and stepped on engine performance, combustion, and emission ...
Md. Nazmul Haque   +7 more
wiley   +1 more source

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