Results 51 to 60 of about 15,260 (296)

An extended FGM model with transported PDF for LES of spray combustion [Elektronisk resurs]

open access: yes, 2023
An enhanced flamelet generated manifold (FGM) model for large eddy simulation (LES) of turbulent spray combustion is presented. In the enhanced FGM model, a transported probability density function (TPDF) description of the FGM variables is employed. The
Bai, Xue Song,   +5 more
core   +1 more source

ZrO2 Aerogel‐Supported Pd Nanoparticles for Photothermal CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Nanoparticle‐based aerogels are promising catalysts for photothermal reactions due to optical transparency, high surface area, and low thermal conductivity. Here, we present deposition of Pd nanoparticles on ZrO2 aerogel granules by a wet‐impregnation approach.
David Kiwic   +3 more
wiley   +1 more source

Influence of Blending Ratio on Spray Characteristics of Gasoline–Hydrogenated Catalytic Biodiesel Blended Fuel

open access: yesEnergies
Blending gasoline with hydrogenated catalytic biodiesel has the potential to improve combustion problems of gasoline direct-injection compression combustion, and the spray characteristics of the blending fuel can directly affect the combustion effect. In
Yufei Zhou   +3 more
doaj   +1 more source

Laser diagnosis of gas turbine fuel sprays; scaling effects on NOx emissions and stability [PDF]

open access: yes, 2009
This thesis first provided strategic recommendations for the research sponsor, Rolls- Royce plc (RR) and then applied optical diagnostics to measure aero gas turbine fuel spray properties in order to predict Oxides of Nitrogen (NOx) emissions and ...
Hussain, Mazhur
core  

Challenges and enablers in fluidization technology

open access: yesAIChE Journal, EarlyView.
Abstract Gas–solid fluidized beds provide excellent heat and mass transfer for high‐throughput operations from coating to catalytic conversion and underpin emerging low‐carbon technologies. Yet industrial reliability, scale‐up, and control lag scientific understanding, particularly as finer, stickier, and more variable feedstocks increasingly challenge
J. Ruud van Ommen, Jia Wei Chew
wiley   +1 more source

Spray atomization and combustion [PDF]

open access: yes24th Aerospace Sciences Meeting, 1986
New theoretical and experimental methods for studying sprays are reviewed. Common methods to analyze dilute sprays are described and used to interpret recent measurements of the structure of dilute sprays and related dispersed turbulent jets. Particle-laden jets, nonevaporating, evaporating, and combusting sprays, and noncondensing and condensing ...
openaire   +1 more source

Assessing/Optimising Bio-fuel Combustion Technologies for Reducing Civil Aircraft Emissions [PDF]

open access: yes, 2012
Gas turbines are extensively used in aviation because of their advantageous volume as weight characteristics. The objective of this project proposed was to look at advanced propulsion systems and the close coupling of the airframe with advanced prime ...
Mazlan, Nurul Musfirah
core  

The Influence of Injector Nozzle Diameter on High-Density and Lean Mixture Combustion in Heavy-Duty Diesel Engines

open access: yesEnergies
In order to improve the fuel economy of heavy-duty diesel engines under high-load conditions, based on the combustion pathway model, it is proposed that the proportion of lean mixture with 0 < Φ < 1 is the most important spray characteristic affecting ...
Yize Liu, Wanhua Su
doaj   +1 more source

Investigation of split injection in a single cylinder optical diesel engine

open access: yes, 2010
SAE paper 2010-01-0605, Copyright © 2010 SAE International. This paper is posted on this site with permission from SAE International, and is for viewing only.
Diez, A, Alvaro Diez, Hua Zhao, Zhao, H
core   +1 more source

Large Eddy Simulations of gaseous flames in gas turbine combustion chambers [PDF]

open access: yes, 2012
Recent developments in numerical schemes, turbulent combustion models and the regular increase of computing power allow Large Eddy Simulation (LES) to be applied to real industrial burners.
Staffelbach, Gabriel   +2 more
core   +1 more source

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