Results 11 to 20 of about 1,080,132 (356)

Optical Diagnostics of Pre-Chamber Combustion with Flat and Bowl-In Piston Combustion Chamber [PDF]

SAE Technical Paper Series, 2021
<div class="section abstract"><div class="htmlview paragraph">Pre-chamber Combustion (PCC) extends the lean operation limit operation of spark ignition (SI) engines, thus it has been of interest for researchers as a pathway for increased efficiency and reduced emissions.
Manuel Echeverri Marquez, Ponnya Hlaing, Moez Ben Houidi, Gaetano Magnotti, Bengt Johansson, Emre Cenker   +5 more
openaire   +2 more sources

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

Energies
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, Minglong Li, Xinke Miao, Zhiyu Wang, Yuanzhi Tang, Xijiang Wu, Wangchao Yu, Zhe Kang, Jun Deng   +8 more
doaj   +2 more sources

Analysis of the Exothermic Reaction of Flame Ignition in the Combustion Chamber of a Gas Turbine Unit

Energies, 2023
This article analyses the exothermic reaction of flame ignition in the combustion chamber of a gas turbine unit, which is characteristic of combustion chambers operating on traditional hydrocarbon fuels. The combustion of gases as an explosive process in
Sergej Maspanov, Igor Bogov, Svetlana Martynenko, Vladimir Sukhanov   +3 more
doaj   +2 more sources

Analysis on Combustion Instability Characteristics of Model Swirl Combustor With Gas Fuel

发电技术, 2022
Combustion instability is easy to occur under lean combustion of gas turbine. Analyzing and predicting the characteristics of unstable combustion is of great significance to ensure the normal operation of combustion chamber. The flame describing function
HAO Jiangang, GONG Wenming, DING Yang, ZHENG Danwei, LIU Yong   +4 more
doaj   +1 more source

Influence of Flow Rate Distribution on Combustion Instability of Hypergolic Propellant

Aerospace, 2022
Combustion instability is the biggest threat to the reliability of liquid rocket engines, whose prediction and suppression are of great significance for engineering applications.
Yushan Gao, Bingbing Zhang, Jinbo Cheng, Jingxuan Li, Qingfei Fu   +4 more
doaj   +1 more source

Experimental Study of the Effects of Pre-Chamber Geometry on the Combustion Characteristics of an Ammonia/Air Pre-Mixture Ignited by a Jet Flame

Processes, 2022
In the future, ammonia is expected to become a carbon-free fuel for internal combustion engines. However, the flammability of ammonia is poorer compared to conventional fuels such as gasoline and diesel fuel.
Zechuan Cui, Jiang-ping Tian, Xiaolei Zhang, Shuo Yin, Wuqiang Long, Huihui Song   +5 more
semanticscholar   +1 more source

Study on the combustion process of the ramjet combustion chamber

Journal 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, Hui Zhao, Lantao He, Tianyu Wang   +3 more
openaire   +1 more source

Using LES to Study Reacting Flows and Instabilities in Annular Combustion Chambers [PDF]

, 2011
Great prominence is put on the design of aeronautical gas turbines due to increasingly stringent regulations and the need to tackle rising fuel prices.
Pierre Wolf, Wolf, Pierre, Staffelbach, Gabriel, Thierry Poinsot, Ramesh Balakrishnan, Balakrishnan, Ramesh, Gabriel Staffelbach, Gicquel, Laurent Y.M., Laurent Y. M. Gicquel, Poinsot, Thierry   +9 more
core   +1 more source

A fundamental study of prechamber combustion characteristics in a constant volume combustion chamber

Nihon Kikai Gakkai ronbunshu, 2020
The prechamber combustion characteristics were studied using a constant volume combustion chamber to improve the efficiency of cogeneration natural gas engines.
Seiya UENO, Yosuke SATAKE, Taiga TAKAYAMA, Fumio SHIMADA, Kimitoshi TANOUE, Yasuo MORIYOSHI   +5 more
doaj   +1 more source

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

BIO 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, Fakkeaw Wichaphon, Srirattayawong Sutthinan   +2 more
doaj   +1 more source