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[PDF] Top 20 A critical heat flux model for flow boiling in the ivr conditions

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A  critical heat flux model for flow boiling in the ivr conditions

A critical heat flux model for flow boiling in the ivr conditions

... Jeong) A semi-empirical model, which is based on the CHF model developed in KAIST (Park, 2014), is developed to predict the critical heat flux (CHF) ... Voir le document complet

11

Flow boiling in tube under normal gravity and microgravity conditions

Flow boiling in tube under normal gravity and microgravity conditions

... microgravity conditions can be simulated by means of a drop- tower, parabolic flights on board an aircraft or a ...Although flow boiling is of great interest for space ... Voir le document complet

15

Flow boiling in tube in microgravity

Flow boiling in tube in microgravity

... lower in 0-g than in 1-g, even for quality larger than ...annular flow regimes. The experimental results are compared to two ...correlations. The correlation of Kim and Mudawar ... Voir le document complet

6

Gas microflows in the slip flow regime: A critical review on convective heat transfer

Gas microflows in the slip flow regime: A critical review on convective heat transfer

... to a sudden heat flux change or due to a sudden inlet pressure change were numerically investigated by Sun and Jaluria [47], taking into account viscous dissipation and thermal creep ... Voir le document complet

38

Distributions of critical flux: modelling, experimental analysis and consequences for cross-flow membrane filtration

Distributions of critical flux: modelling, experimental analysis and consequences for cross-flow membrane filtration

... such a sharp transition is not often observed in practice and discrepancies between the concept and experiments are ...presented in the experimental section of this ...account, ... Voir le document complet

36

Distributions of critical flux: modelling, experimental analysis and consequences for cross-flow membrane filtration

Distributions of critical flux: modelling, experimental analysis and consequences for cross-flow membrane filtration

... such a sharp transition is not often observed in practice and discrepancies between the concept and experiments are ...presented in the experimental section of this ...account, ... Voir le document complet

37

Assessment of Critical Heat Flux correlations in narrow rectangular channels

Assessment of Critical Heat Flux correlations in narrow rectangular channels

... each. The simulations were proven to be mesh-independent. The outlet pressure, mass flow-rate and imposed power together with the inlet liquid temperature at CHF were used as boundary ... Voir le document complet

13

Fast Transients and Critical heat flux for experimental reactors applications

Fast Transients and Critical heat flux for experimental reactors applications

... of the parameters of interest (Subsaturation, flow, pressure, exponential period of the transients) ?  How to enhance the transient (for reasonable reactivity insertions) CHF in ... Voir le document complet

10

Flow Boiling in straight heated tube under microgravity conditions

Flow Boiling in straight heated tube under microgravity conditions

... colin@imft.fr Boiling two-phase flow can transfer large heat fluxes with small driving temperature differences, which is of great interest for the design of high-performance thermal ... Voir le document complet

3

Transient flow boiling in a semi-annular duct: From the Onset of Nucleate Boiling to the Fully Developed Nucleate Boiling

Transient flow boiling in a semi-annular duct: From the Onset of Nucleate Boiling to the Fully Developed Nucleate Boiling

... on the behaviour For a same sub-cooling and for 3 different flow rate values, the level of power has been varied as illustrated by the reduced wall to fluid heat ... Voir le document complet

15

Transient flow boiling in a semi-annular duct: From the Onset of Nucleate Boiling to the Fully Developed Nucleate Boiling

Transient flow boiling in a semi-annular duct: From the Onset of Nucleate Boiling to the Fully Developed Nucleate Boiling

... on the behaviour For a same sub-cooling and for 3 different flow rate values, the level of power has been varied as illustrated by the reduced wall to fluid heat ... Voir le document complet

16

Extension to various thermal boundary conditions of the elliptic blending model for the turbulent heat flux and the temperature variance

Extension to various thermal boundary conditions of the elliptic blending model for the turbulent heat flux and the temperature variance

... variable in the temperature variance equation; the modeled equation must also be valid for all thermal boundary conditions at the wall; (iii) validating a posteriori, ... Voir le document complet

36

Flow boiling study in mini-channels

Flow boiling study in mini-channels

... flow boiling heat transfer in minichannels in similar conditions as encountered in automobile air condi- tioners has been ...Higher heat transfer coefficients than in ... Voir le document complet

15

Critical heat flux around strongly-heated nanoparticles

Critical heat flux around strongly-heated nanoparticles

... 44.35.+c Heat flow in multiphase ...scale heat transfer is attracting a growing interest [1], motivated by both fundamental and techno- logical ...issues. The fast emergence of ... Voir le document complet

5

Experimental study of boiling in porous media: effect of the void fraction on the critical heat flux

Experimental study of boiling in porous media: effect of the void fraction on the critical heat flux

... to the increase of the surrounding porous matrix heating has been experimentally ...demonstrated. The ongoing objective is to link this critical heat flux variation to the ... Voir le document complet

8

Critical heat flux maxima during boiling crisis on textured surfaces

Critical heat flux maxima during boiling crisis on textured surfaces

... research for over half a century, the boiling crisis is one of the least understood among known thermal and hydraulic instabilities 8 ...CHF, the physical mechanisms governing ... Voir le document complet

13

Experimental study of boiling in porous media: effect of the void fraction on the critical heat flux.

Experimental study of boiling in porous media: effect of the void fraction on the critical heat flux.

... to the increase of the surrounding porous matrix heating has been experimentally ...demonstrated. The ongoing objective is to link this critical heat flux variation to the ... Voir le document complet

9

Alumina Nanoparticle Pre-coated Tubing Ehancing Subcooled Flow Boiling Cricital Heat Flux

Alumina Nanoparticle Pre-coated Tubing Ehancing Subcooled Flow Boiling Cricital Heat Flux

... Keywords: Critical Heat Flux, Nanofluid, Boiling-induced Deposition ...With the constant increase in energy demand, high capacity and efficient power plants will be ...needed. ... Voir le document complet

8

Calculation of thermal conductance based on measurements of heat flow rates in a flat roof using heat flux transducers

Calculation of thermal conductance based on measurements of heat flow rates in a flat roof using heat flux transducers

... Vous avez des questions? Nous pouvons vous aider. Pour communiquer directement avec un auteur, consultez la première page de la revue dans laquelle son article a été publié afin de trouver ses coordonnées. Si vous ... Voir le document complet

23

Boiling heat transfer in mini-channels: influence of the hydraulic diameter

Boiling heat transfer in mini-channels: influence of the hydraulic diameter

... of heat transf e r in b oi l ing flows, still few concern the specific study of the inftuence of the hydra u l i c diameter on the bo iling heat transfer ...g heat ... Voir le document complet

9

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