Results 41 to 50 of about 26,791 (233)

Development of a spark discharge model for predicting ignition stability in high EGR conditions in SI engines

open access: yesNihon Kikai Gakkai ronbunshu
Recently, EGR (Exhaust Gas Recirculation) combustion has been used to enhance the thermal efficiency of internal combustion engines. However, EGR combustion causes ignition instability, leading to increased cycle-to-cycle combustion variability and ...
Ryo ADACHI   +4 more
doaj   +1 more source

On-Shell Description of Stationary Flames

open access: yes, 2004
The problem of non-perturbative description of stationary flames with arbitrary gas expansion is considered. On the basis of the Thomson circulation theorem an implicit integral of the flow equations is constructed.
Kazakov, Kirill A.
core   +1 more source

Integrated Assessment of Lipid Oxidation and Off‐Flavor Formation in Plant Protein Powders

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
Impact of residual lipids on oxylipin and off‐flavor formation in commercial plant proteins: A detailed analysis of precursor‐product relationships by GC‐FID, LC‐MS/MS, and GC‐MS. ABSTRACT The widespread adoption of plant proteins is hindered by their inherent off‐flavors, often linked to lipid oxidation products.
Fernanda Furlan Goncalves Dias   +3 more
wiley   +1 more source

Multi-Scale Video Flame Detection for Early Fire Warning Based on Deep Learning

open access: yesFrontiers in Energy Research, 2022
The widespread use of renewable energy resources requires more immediate and effective fire alarms as a preventive measure. The fire is usually weak in the initial stages, which is not conducive to detection and identification.
Peiwen Dai   +6 more
doaj   +1 more source

On-Shell Description of Unsteady Flames

open access: yes, 2008
The problem of non-perturbative description of unsteady premixed flames with arbitrary gas expansion is solved in the two-dimensional case. Considering the flame as a surface of discontinuity with arbitrary local burning rate and gas velocity jumps given
Darrieus   +7 more
core   +3 more sources

Effects of Replacing Alfalfa Hay With Barley Silage in High‐Concentrate Diets: Chewing Behavior, Ruminal Fermentation, Total‐Tract Digestibility, and Milk Production of Dairy Cows in Mid‐Lactation Phase

open access: yesAnimal Research and One Health, EarlyView.
We assessed lactation productivity in dairy cows when replacing alfalfa hay with barley silage. A 50% replacement increased feed intake, whereas total replacement improved nutrient conversion to milk. Barley silage can effectively replace alfalfa hay, enhancing sustainability and resilience in dairy production amid forage quality constraints and market
M. R. Naji‐Zavareh   +5 more
wiley   +1 more source

The effect of the Basset history force on particle clustering in Homogeneous and Isotropic Turbulence [PDF]

open access: yes, 2014
We study the effect of the Basset history force on the dynamics of small particles transported in homogeneous and isotropic turbulence and show that this term, often neglected in previous numerical studies, reduces the small-scale clustering typical of ...
Brandt, Luca   +4 more
core   +2 more sources

Preparing an Exsolvable Ru‐Substituted LaFeO3 Perovskite With High Surface Area From a Self‐Sacrificial Polymer Template: A Versatile Strategy for Enhanced Catalytic Performance

open access: yesChemistry – A European Journal, EarlyView.
High‐surface‐area LaFe0.9Ru0.1O3 is prepared by infiltration of porous Amberlite XAD16 polymer beads. Ru exsolution of this perovskite material leads to a supported catalyst with small Ru particles, exhibiting promising catalytic performance propane combustion.
Jaime Gallego   +4 more
wiley   +1 more source

A Study of Cellular Traffic Data Prediction by Kernel ELM with Parameter Optimization

open access: yesApplied Sciences, 2020
Accurate and efficient prediction of mobile network traffic in a public setting with changing flow of people can not only ensure a stable network but also help operators make resource scheduling decisions before reasonably allocating resources. Therefore,
Xiaoliang Zheng   +4 more
doaj   +1 more source

Trefftz Difference Schemes on Irregular Stencils

open access: yes, 2009
The recently developed Flexible Local Approximation MEthod (FLAME) produces accurate difference schemes by replacing the usual Taylor expansion with Trefftz functions -- local solutions of the underlying differential equation.
Al Shenk   +50 more
core   +1 more source

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