Results 11 to 20 of about 140,049 (306)

Decreasing NOx of a Low-Speed Two-Stroke Marine Diesel Engine by Using In-Cylinder Emission Control Measures

Energies, 2016
The authors applied one-dimensional (1-D) simulation and 3-D Computational Fluid Dynamics (CFD) simulation to evaluate the potential of in-cylinder control methods on a low-speed 2-stroke marine engine to reach the International Maritime Organization ...
Liyan Feng, Jiangping Tian, Wuqiang Long, Weixin Gong, Baoguo Du, Dan Li, Lei Chen   +6 more
doaj   +1 more source

Spontaneous Raman scattering for simultaneous measurements of in-cylinder species [PDF]

, 2007
A technique for multi-species mole fraction measurement in internal combustion engines is described. The technique is based on the spontaneous Raman scattering. It can simultaneously provide the mole fractions of several species of N-2, O-2, H2O, CO2 and
Grunefeld G, Grunefeld G, H Zhao, Hinze P C, Johnston S C, Johnston S C, Knapp M, Mattias Richter, Miles P, Miles P C, S Zhang, Schutte M, Zhao H   +12 more
core   +1 more source

A Numerical Study on Combustion and Emission Characteristics of a Medium-Speed Diesel Engine Using In-Cylinder Cleaning Technologies

Energies, 2015
In order to clarify the potential of internal purification methods on medium speed diesel engines to meet the IMO Tier III nitrogen oxide (NOx) emission regulations, combined 1-D engine working cycle simulation and 3-D CFD simulation were conducted to ...
Shuang He, Bao-Guo Du, Li-Yan Feng, Yao Fu, Jing-Chen Cui, Wu-Qiang Long   +5 more
doaj   +1 more source

A 3-D multiphase model of proton exchange membrane electrolyzer based on open-source CFD

Digital Chemical Engineering, 2021
In this study, a 3-D multiphase model of the proton exchange membrane (PEM) electrolyzer is developed on an open-source computational fluid dynamics (CFD) platform, OpenFOAM.
Yifan Xu, Guobin Zhang, Lizhen Wu, Zhiming Bao, Bingfeng Zu, Kui Jiao   +5 more
doaj   +1 more source

Deformation Study of Lean Methane-Air Premixed Spherically Expanding Flames under a Negative Direct Current Electric Field

Energies, 2016
This paper compares numerical simulations with experiments to study the deformation of lean premixed spherically expanding flames under a negative direct current (DC) electric field.
Chao Li, Xiaomin Wu, Yiming Li, Juncai Hou   +3 more
doaj   +1 more source

Preparation and tribological property of nano-G/Fe₃O₄ composites

Cailiao gongcheng, 2021
Graphene loaded ferric oxide (G/Fe3O4) composites were prepared by chemical modification using graphene and nano-Fe3O4 as raw materials. The composites were characterized by transmission electron microscope, X-ray diffractometer and Fourier infrared ...
YANG Li-he, CHEN Xu-wang, ZHANG Jian-guo, SUN Yu-de   +3 more
doaj   +1 more source

Hydrogen SI and HCCI Combustion in a Direct-Injection Optical Engine [PDF]

, 2009
Hydrogen has been largely proposed as a possible alternative fuel for internal combustion engines. Its wide flammability range allows higher engine efficiency with leaner operation than conventional fuels, for both reduced toxic emissions and no CO2 ...
Aleiferis, PG, Rosati, MF
core   +1 more source

Experimental and Numerical Study of Jet Controlled Compression Ignition on Combustion Phasing Control in Diesel Premixed Compression Ignition Systems

Energies, 2014
In order to directly control the premixed combustion phasing, a Jet Controlled Compression Ignition (JCCI) for diesel premixed compression ignition systems is investigated.
Qiang Zhang, Wuqiang Long, Jiangping Tian, Yicong Wang, Xiangyu Meng   +4 more
doaj   +1 more source

Combustion Performance and Emission Characteristics of a Diesel Engine Using a Water-Emulsified Heavy Fuel Oil and Light Diesel Blend

Energies, 2015
Using low price heavy fuel oil (HFO) in high-speed diesel engines is a practical way to reduce running costs. However, most high-speed diesel engines’ fuel systems and combustion systems cannot adapt to HFO.
Liyan Feng, Baoguo Du, Jiangping Tian, Wuqiang Long, Bin Tang   +4 more
doaj   +1 more source

The time-frequency method of signal analysis in internal combustion engine diagnostics [PDF]

, 2006
The paper presents the results of the study of applicability of time-frequency correlation functions to solving the problems of internal combustion engine fault diagnostics. The proposed methods are theoretically justified and experimentally tested.
V S Avramchuk, V P Kazmin, V A Faerman, V T Le, Pusca R, Tagialatela-Scafati F   +5 more
core   +2 more sources