Results 31 to 40 of about 33,252 (226)

DNS for Turbulent Premixed Combustion

open access: yes, 2021
Most of practical combustion occurs in turbulent flows which involve strong coupling between turbulence and chemical processes. The heat release from combustion alters the fluid properties such as density and viscosity and in turns affects the turbulence.
Dipal, Patel,, Martin, Agelin-Chaab,
openaire   +3 more sources

Effect of Air/Fuel Burning Pattern on NO Emission Characteristics for NH3/CH4 Cofiring Flames

open access: yesEnergies
Ammonia (NH3) is a promising zero-carbon fuel, but it faces critical challenges in combustion utilization, especially NO emission. Intensive previous studies have been carried out to deepen the understanding towards NH3 combustion and NO emission ...
Xuehui Jing   +3 more
doaj   +1 more source

Imaging Diagnositics of Combustion Instability in Premixed Swirling Combustion

open access: yesProceedings of Global Power & Propulsion Society, 2019
An experimental study on combustion instability is presented with focus on propane-air premixed swirling flames. Swirling flames under self-excited oscillation are studied by imaging of visible light and OH* chemiluminescence filter under several typical conditions.
Yao Yang   +4 more
openaire   +1 more source

A Numerical Simulation Study on the Combustion of Natural Gas Mixed with Hydrogen in a Partially Premixed Gas Water Heater

open access: yesEnergies
To investigate the impact of blending natural gas with hydrogen on the combustion performance of partially premixed gas water heaters, a framelet-generated manifold (FGM) was employed for lower-order simulation of combustion processes.
Siqi Li   +4 more
doaj   +1 more source

The Influence of Bound Nitrogen Content in the Gaseous Fuel on the Formation of NOx

open access: yesChemical Engineering Transactions, 2014
This paper describes the experiences with the combustion of gaseous fuel that contains as one of the components the nitrogen of low concentration. Such gaseous fuel with the bound nitrogen is mostly used in the primary steam reformer furnaces.
P. Skryja, P. Belohradský, I. Hudák
doaj   +1 more source

Flame spread in laminar mixing layers: the triple flame [PDF]

open access: yes, 1993
In the present paper we investígate flame spread in laminar mixing layers both experimentally and numerically. First, a burner has been designed and built such that stationary triple ñames can be stabilised in a coflowing stream with well defined linear ...
Bray, K.N.C.   +3 more
core   +2 more sources

Heat release rate surrogate for ammonia–hydrogen premixed flames under various conditions

open access: yesApplications in Energy and Combustion Science, 2023
Blending hydrogen has proven an efficient method to enhance the combustion stability of gaseous ammonia flames. Heat release rate (HRR), as an important parameter to indicate combustion process, is hard to be directly measured and highly dependent on the
Jiangkuan Xing   +2 more
doaj   +1 more source

Studies in premixed combustion [PDF]

open access: yes, 1992
This report discusses the following topics on premixed combustion: theory of turbulent flame propagation; pattern formation in premixed flames and related problems; and pattern formation in extended systems. (LSP)
openaire   +2 more sources

Butanol-Diesel Blends for Partially Premixed Combustion [PDF]

open access: yesSAE International Journal of Fuels and Lubricants, 2013
<div class="section abstract"><div class="htmlview paragraph">Partially Premixed Combustion has shown the potential of high efficiency, emissions of nitrogen oxides (NOx) and soot below future emissions regulations, and acceptable acoustic noise.
Leermakers, C.A.J.   +4 more
openaire   +2 more sources

Sulfide‐Based Electrolytes for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review covers the structural features and synthesis strategies of sulfide‐based solid electrolytes, as well as critical challenges related to conductivity, interfacial and moisture stability, and scaling‐up for practical application in Sodium‐based All Solid‐State Batteries.
Han Yang   +6 more
wiley   +1 more source

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