Results 101 to 110 of about 592,637 (278)

Infrared Imaging Software for Jet Fire Analysis

open access: yesChemical Engineering Transactions, 2018
Jet fires, often originated by the ignition of hydrocarbon sonic jets, are characterized by a high momentum jet flame lifted from the outlet orifice. The high thermal flux released, especially if there is flames impingement on a given equipment, can lead
Christian Mata   +6 more
doaj   +1 more source

Large Eddy simulation of a supersonic lifted hydrogen flame with perfectly stirred reactor model [PDF]

open access: yesCombustion and Flame, 2021
Majie Zhao   +3 more
semanticscholar   +1 more source

Whipped and Mixed Warm Clouds in the Deep Sea

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Turbulence is indispensable to redistribute nutrients for all life forms larger than microbial, on land and in the ocean. Yet, the development of deep‐sea turbulence was not studied in three dimensions to date. As a disproportionate laboratory, an array of nearly 3,000 high‐resolution temperature sensors had been installed for three years on ...
Hans van Haren, KM3NeT collaboration
wiley   +1 more source

Simulations of combustion roar in turbulent attached and lifted turbulent methane jet flames

open access: yesEngineering Transactions, 2014
The present work presents sample results of preliminary computations of the turbulent aerothermodynamic flow field and of the noise generated by the flame front, due to turbulent fluctuations in the flame (combustion roar), in lifted and attached jet ...
P. MARAZIOTI, P. KOUTMOS
doaj  

Consistent Conditional Moment Closure Modelling of a Lifted Turbulent Jet Flame Using the Presumed β-PDF Approach

open access: yesJournal of Combustion, 2014
A lifted H2/N2 turbulent jet flame issuing into a vitiated coflow is investigated using the conditional moment closure. The conditional velocity (CV) and the conditional scalar dissipation rate (CSDR) submodels are chosen such that they are fully ...
Ahmad El Sayed, Roydon A. Fraser
doaj   +1 more source

Lewis number effects on edge-flame propagation in lifted turbulent flames

open access: yes, 2015
Three turbulent lifted slot-jet flames of different fuel Lewis numbers are studied using direct numerical simulation (DNS). To reduce the computational cost, a one-step chemistry model is employed with a mixture-fraction dependent activation energy reproducing the dependence of the laminar flame speed on the equivalence ratio which is representative of
Karami, S, Hawkes, ER, Talei, M, Yu, H
openaire   +2 more sources

Rayleigh scattering temperature measurements in a swirl stabilized burner [PDF]

open access: yes, 2013
Rayleigh scattering temperature measurements were obtained in a turbulent reactive swirling coaxial jet discharged from a swirl-stabilized burner along the jet-flame centerline.
Hardalupas, Y.   +3 more
core  

Tuning Magnetic Avalanches in Mn12-ac

open access: yes, 2009
Using micron-sized Hall sensor arrays to obtain time-resolved measurements of the local magnetization, we report a systematic study in the molecular magnet Mn$_{12}$-acetate of magnetic avalanches controllably triggered in different fixed external ...
A. Hernandez-Minguez   +11 more
core   +1 more source

The Indefinite Self-Dual Metrics and Painleve Equations

open access: yes, 2002
We classify the SU(2)-invariant anti-self-dual metrics with a signature (+,+,-,-). The metrics are specified by a solution of Painleve VI, V, III or II. Moreover we show the geometric meaning of the metrics specified by each type of Painlev\'e functions ...
Atiyah   +13 more
core   +2 more sources

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