Results 11 to 20 of about 17,550 (268)

Optimizing the Shape of a Compression-Ignition Engine Combustion Chamber by Using Simulation Tests

open access: yesPolish Maritime Research, 2019
Modern solutions used in compression-ignition internal combustion engines are quite similar to each other. The use of high-pressure, direct fuel injection results in high combustion rates with controlled exhaust emissions.
Pielecha Ireneusz, Merkisz Jerzy
doaj   +1 more source

Design and development of community incinerators using the CFD method [PDF]

open access: yesBIO Web of Conferences, 2023
The research aims to develop municipal solid waste (MSW) incinerators for higher thermal efficiency and minimal pollution from combustion. The 3D CFD model is developed for incinerators that consist of a combustion chamber and a cyclone.
Aungkurabrut Ratchaneewan   +2 more
doaj   +1 more source

Study on the combustion process of the ramjet combustion chamber

open access: yesJournal of Physics: Conference Series, 2023
Abstract To explore the ignition performance of the ramjet combustion chamber, this paper combined the specific structure and working principle of the ramjet to model the ramjet combustion chamber, and carried out numerical simulation research on the flow field characteristics and combustion process of the stable operation of the ...
Tingliang Zhang   +3 more
openaire   +1 more source

Effects of passive pre-chamber jet ignition on combustion and emission at gasoline engine

open access: yesAdvances in Mechanical Engineering, 2021
Pre-chamber jet ignition is a promising way to improve fuel consumption of gasoline engine. A small volume passive pre-chamber was tested at a 1.5L turbocharged GDI engine.
Wei Duan   +5 more
doaj   +1 more source

Regular Analysis of Aero-Diesel Piston Engine between Combustion Chamber Size and Emission

open access: yesInternational Journal of Aerospace Engineering, 2019
The emission of aero-engines has been a focused issue, studying the regular of combustion chamber size on engine emission performance, with an aviation diesel piston engine as the object of study; the numerical model of diesel combustion spray and ...
Zhongjian Pan, Yu Deng, Lizhi Cheng
doaj   +1 more source

Research on the Ignition-Chamber GDI Engine Combustion System

open access: yesJournal of Thermal Science and Technology, 2009
The ignition-chamber GDI engine combustion system and its fuel injection strategy were presented and studied by multi-dimensional fluid dynamic (CFD) code and experiment.
Lei FU   +3 more
doaj   +1 more source

A review on the influence of in-cylinder turbulence type on combustion characteristics of high power-density diesel engine

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online)
With the continuous improvement of performance requirements, direct injection diesel engines have gradually developed towards more small, lightweight, and high power, named as high power-density.
Zhongxi Tong   +3 more
doaj   +1 more source

Influence of Ambient Pressure on the Jet-Ignition Combustion Performance and Flame Propagation Characteristics of Gasoline in a Constant Volume Combustion Chamber

open access: yesEnergies
Based on a constant volume combustion chamber, the initial ambient pressure effect on gasoline combustion performance and flame propagation of the active and passive pre-chamber ignition systems were studied.
Zongjie Hu   +8 more
doaj   +1 more source

Experimental Study on Effects of RCSL and RCTL Combustion Chamber for Combustion Process of Highly Intensified Diesel Engine

open access: yesEnergies, 2022
In order to optimize the combustion chamber of a highly intensified single-cylinder diesel engine, including improvement of the air utilization rate in the combustion chamber, optimization of the fuel/air mixture process, reduction of the soot emission ...
Ming Wen   +4 more
doaj   +1 more source

The Influence of Field‐Assisted Sintering Technology (FAST) Temperature and Cooling Rate on the Microstructural Evolution in Gamma‐Titanium Aluminide Alloy GE4822

open access: yesAdvanced Engineering Materials, EarlyView.
Controlling the Field Assisted Sintering Technology (FAST) parameters, dwell temperature and cooling rate, significantly influences the microstructural evolution in titanium aluminide GE4822. Significant γ‐lamellar colonies develop only upon cooling through the α‐transus.
Jack Krohn, James Pepper, Martin Jackson
wiley   +1 more source

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