Results 21 to 30 of about 340,470 (361)

Preparation and tribological property of nano-G/Fe3O4 composites

open access: yesCailiao 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   +3 more
doaj   +1 more source

On the applicability of empirical heat transfer models for hydrogen combustion engines [PDF]

open access: yes, 2011
Hydrogen-fuelled internal combustion engines are being investigated as an alternative for current drive trains because they have a high efficiency, near-zero noxious and zero tailpipe greenhouse gas emissions.
De Paepe, Michel   +5 more
core   +1 more source

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

open access: yesEnergies, 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   +3 more
doaj   +1 more source

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

open access: yesEnergies, 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   +4 more
doaj   +1 more source

Introduction of Abnormal Combustion in Hydrogen Internal Combustion Engines and the Detection Method [PDF]

open access: yes, 2022
As a clean, environmentally friendly and renewable energy source, hydrogen as an alternative engine fuel can greatly reduce atmospheric pollution and alleviate the shortage of oil resources, and is the most promising alternative fuel for vehicles among ...
Liu, Jiahui
core   +1 more source

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

open access: yesEnergies, 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   +4 more
doaj   +1 more source

New type of microengine using internal combustion of hydrogen and oxygen [PDF]

open access: yesSci. Rep. 4, 4296 (2014), 2014
Microsystems become part of everyday life but their application is restricted by lack of strong and fast motors (actuators) converting energy into motion. For example, widespread internal combustion engines cannot be scaled down because combustion reactions are quenched in a small space.
arxiv   +1 more source

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

open access: yes, 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   +12 more
core   +1 more source

Alternative Fuels for Internal Combustion Engines [PDF]

open access: yesEnergies, 2020
The recent transport electrification trend is pushing governments to limit the future use of Internal Combustion Engines (ICEs). However, the rationale for this strong limitation is frequently not sufficiently addressed or justified. The problem does not seem to lie within the engines nor with the combustion by themselves but seemingly, rather with the
Jorge Martins, F. P. Brito
openaire   +3 more sources

Design of 0.67hp gasoline generator pistons [PDF]

open access: yes, 2020
Piston is an important internal combustion engine component that works with other engine components to withstand severe stresses and high temperature that are generated in the combustion chambers.
Aliemeke, B.N.G., Oladeinde, M.H.
core   +2 more sources

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