Results 21 to 30 of about 45,420 (262)

Assessment of the Environmental Impact of Using Methane Fuels to Supply Internal Combustion Engines

open access: yesEnergies, 2021
This research paper studied the environmental impact of using methane fuels for supplying internal combustion engines. Methane fuel types and the methods of their use in internal combustion engines were systematized.
Krzysztof Biernat   +4 more
doaj   +1 more source

Performance and emission study of low HCNG fuel blend in SI engine with fixed ignition timing

open access: yesCogent Engineering, 2022
Natural gas (NG) has many advantages of clean fuels and can replace gasoline in spark ignition (SI) engines. However, it comes with disadvantages such as low energy density. Hydrogen blended NG can improve the fuel characteristics.
Vivek Pandey   +2 more
doaj   +1 more source

Experimental Study and Optimisation of a Non-Conventional Ignition System for Reciprocating Engines Operation with Hydrogen–Methane Blends, Syngas, and Biogas

open access: yesEnergies, 2022
The paper deals with the experimental study of a medium-load spark ignition engine under operation with different fuel mixtures among those deemed as promising for the transition towards carbon-free energy systems. In particular, the performance of a non-
Luigi De Simio   +3 more
doaj   +1 more source

Comparative Study of Performance and Emission Characteristics between Spark Ignition Engine and Homogeneous Charge Compression Ignition Engine (HCCI)

open access: yesAl-Khawarizmi Engineering Journal, 2017
Many researchers consider Homogeneous Charge Compression Ignition (HCCI) engine mode as a promising alternative to combustion in Spark Ignition and Compression Ignition Engines. The HCCI engine runs on lean mixtures of fuel and air, and the combustion is
Nahedh Mahmood Ali
doaj   +1 more source

Advancements of combustion technologies in the ammonia-fuelled engines [PDF]

open access: yes, 2021
The worldwide decarbonisation movement has turned ammonia into one of the attractive alternative fuel for power generation. This paper reviews the progress of ammonia combustion technologies in spark ignition engine, compression ignition engine, and gas ...
Cheng, Tung Chong   +7 more
core   +1 more source

The Effect of Intake Valve Timing on Spark-Ignition Engine Performances Fueled by Natural Gas at Low Power

open access: yesEnergies, 2022
To reduce the greenhouse effect, it is important to reduce not only carbon dioxide but also methane emissions. Methane gas can be not only a fossil fuel (natural gas) but also a renewable energy source when it is extracted from biomass.
Alfredas Rimkus   +4 more
doaj   +1 more source

Experimental investigation of spark assisted auto-ignition combustion in a small two-stroke engine [PDF]

open access: yes, 2008
The local temperature of the in-cylinder mixture before combustion is critical to enable auto-ignition (AI) in a gasoline engine. Spark assistance is one of the methods to ensure the critical temperature required for auto-ignition. The application of the
Hong, G, Wijesinghe, J
core   +1 more source

Aspects of experimental investigations of laser plug ignition use at spark ignition engine

open access: yesMATEC Web of Conferences, 2017
Nowadays, the necessity of pollutant emissions reduction brings to the fore new technologies developed for a better control of the combustion process. Ignition is the process of starting radical reactions until a selfsustaining flame has developed and ...
Done Bogdan
doaj   +1 more source

Impact prediction model of acetone at various ignition advance by artificial neural network and response surface methodology techniques for spark ignition engine

open access: yesScience and Technology for Energy Transition, 2022
In this study, it was aimed to predict and optimize the effects of acetone/gasoline mixtures on spark ignition engine responses at different engine speeds and ignition advance values with artificial neural network and response surface methodology.
Uslu Samet   +2 more
doaj   +1 more source

An Overview of Spark Ignition Engine Operating on Lower-Higher Molecular Mass Alcohol Blended Gasoline Fuels [PDF]

open access: yes, 2015
This paper reviews the utilization of lower and higher molecular weight alcohols as fuel for spark ignition engine. As an alternative fuel for spark ignition engine, alcohol is widely accepted as comparable to gasolin.
A. M. I., Mamat   +4 more
core   +1 more source

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