Results 11 to 20 of about 2,481,320 (272)

The effect of a heater thin porous coating on the critical heat flux in flat microchannels with intense localized heating [PDF]

open access: yesE3S Web of Conferences
Experiments were carried out on flow boiling in mini- and microchannels with non-uniform heating (channel width 30 mm, size of centrally located heater 3x3 mm2) with smooth and porous heater surfaces.
Pukhovoy Maxim, Zaitsev Dmitry
doaj   +2 more sources

Doppler lidar observations of sensible heat flux and intercomparisons with a ground-based energy balance station and WRF model output [PDF]

open access: yesMeteorologische Zeitschrift, 2009
During the Convective and Orographically induced Precipitation Study (COPS), a scanning Doppler lidar was deployed at Achern, Baden-Wüttemberg, Germany from 13th June to 16th August 2007.
Jenny Davis   +5 more
doaj   +2 more sources

Flow patterns and heat transfer for flow boiling in small to micro diameter tubes [PDF]

open access: yes, 2008
An overview of the recent developments in the study of flow patterns and boiling heat transfer in small to micro diameter tubes is presented. The latest results of a long-term study of flow boiling of R134a in five vertical stainless steel tubes of ...
Karayiannis, TG   +3 more
core   +6 more sources

R134a flow boiling heat transfer in small diameter tubes [PDF]

open access: yes, 2007
Copyright @ 2007 RT Edwards Inc.Boiling heat transfer in small diameter tubes has been experimentally investigated using R134a as the working fluid. The heat transfer periments were conducted with two stainless steel tubes of internal diameter 4.26 mm ...
Huo, Y, Karayiannis, TG, Tian, S
core   +6 more sources

Heating of Intense Magnetic Flux Tubes by Magnetohydrodynamic Waves [PDF]

open access: yesSymposium - International Astronomical Union, 1983
Theoretical models of intense magnetic flux tubes embedded in the photospheres of late-type stars have been calculated. Magnetohydrodynamic waves generated in the convective zone are radiatively damped in the lower part of the flux tube and then dissipated.
Z. Musielak, E. Bielicz
openaire   +1 more source

Parametric effects on dryout of propane in a vertical circular mini-channel [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Palm, B   +3 more
core   +6 more sources

A study of nucleate boiling and critical heat flux with EHD enhancement [PDF]

open access: yes, 2007
The paper describes results from an experimental and theoretical study of the effect of an electric field on nucleate boiling and the critical heat flux (CHF) in pool boiling of R123 at atmospheric pressure on a horizontal wall with a smooth surface. Two
Hristov, Y   +4 more
core   +6 more sources

The high-heat flux testing of an interceptive device for an intense proton beam [PDF]

open access: yesPACS2001. Proceedings of the 2001 Particle Accelerator Conference (Cat. No.01CH37268), 2002
An interceptive device referred to here as a scraper has been designed and tested for use in a diagnostic device. The scraper will be used to probe a proton beam in order to detect the formation of beam halo. Probing the proton beam exposes the scraper to high heat fluxes on the order of 610 kW/cm.
R. Valdiviez   +5 more
openaire   +1 more source

Assessing electron heat flux dropouts as signatures of magnetic field line disconnection from the Sun [PDF]

open access: yes, 2005
Suprathermal electrons focused along magnetic field lines, called the strahl, carry heat flux away from the Sun. Various factors can cause heat flux dropouts (HFDs), including times when the strahl almost vanishes.
Larson, DE   +5 more
core   +1 more source

Geometric optimization of bodies submitted to an intense heat flux using bifurcated channel nets

open access: yesVetor, 2010
The present work studies the geometric optimization of a body submitted to intense heat flux. The body to be optimized is refrigerated by a ducts system whose circulating fluid will remove the heat.
Claus de Rosso Bolzan   +3 more
doaj   +4 more sources

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