[PDF] Top 20 Experimental study of steady and transient subcooled flow boiling

... analysis of the physical mechanisms is needed to provide a reliable modeling of the heat transfer on the nuclear fuel rod during a reactive initiated ...analyse and understand the physical mech- ... Voir le document complet

... temperature and constant heating rates (linear increase of the wall ...convection and a contribution due to nucleate boiling, including the effect of the liquid ...layer of ... Voir le document complet

... stage of the tests, heat is only transferred to the ...function of time has been compared to numerical simulations of one-dimensional transient conduction throughout the liquid, the Joule ... Voir le document complet

... 2. Experimental set-up and measurement techniques ...The experimental set-up used to study vapour-liquid flows in 1 ÿ g and l ÿ g mainly consists of a hydraulic loop represented ... Voir le document complet

... in steady-state boiling regimes. Results in transient, reflooding experiments can be found in Sapin et ...convection boiling curves, later on referred as Nukiyama curves [17] have been ... Voir le document complet

... in steady-state boiling regimes. Results in transient, reflooding experiments can be found in Sapin et ...convection boiling curves, later on referred as Nukiyama curves [17] have been ... Voir le document complet

... angle of attack of 6 ◦ and a steady ...lift and drag coeffi- cients for each tested mesh case. The thickness of the structured mesh near the wall and the aspect ratio ... Voir le document complet

... the flow rate is ...frame of the IR camera. 4. Conclusions An experimental study of the onset of convective nucleate boil- ing in transient conditions was performed in a ... Voir le document complet

... Conclusion and perspectives Clad to coolant heat transfer during transient boiling, such as during a reactivity initiated accident, is still unsufficiently ...rapid and mastered heating ... Voir le document complet

... migration of fishes through engineering constructions or natural obstructions in ...type of pool fish pass is generally very effective in ensuring passage of the target species, particularly ... Voir le document complet

... same flow topology exists when the obstacle is placed at the slot ...part of the jet impacting the plane face of the half-cylinder is directly conveyed along the small deflectors towards the ... Voir le document complet

... 20% of the worldwide emissions of CO 2 ...316 and 304 austenitic stainless steels that are the most commonly used materials for reactor vessel, primary and secondary loops in power ...(EFDC) ... Voir le document complet

... simulations of multi-layer composites including lubrication, squeeze flow and large slippage phenomena is still in a research stage [51], ...behaviour of multi-layered composites is often ... Voir le document complet

... variation of mean streamwise velocity along the jet center-line for each viscous ...stage and coordinates are normalized by the slot width ...(k-ε) and 8 ...existence of vortices pairs which ... Voir le document complet

... one of several versions: author’s original, accepted manuscript or the publisher’s ...Access and use of this website and the material on it are subject to the Terms and Conditions set ... Voir le document complet

... Knowing the initial pressure and temperature, the area of the outlet pipe, and weight of water flow- ing per unit time (obtained from drop in level of water and [r] ... Voir le document complet

... This study is an experimental investigation of the interactions between the bubbles, the coherent motion and the viscous drag in a Taylor Couette flow, for the outer cylinder at ... Voir le document complet

... the sapwood with a large time constant. Twelve resistances must be specified. Although SPICE, the circuit simulation program we used, allows us to introduce variable capacitances and resis- tances (Cruiziat ... Voir le document complet

... one of several versions: author’s original, accepted manuscript or the publisher’s ...Access and use of this website and the material on it are subject to the Terms and Conditions set ... Voir le document complet

... other published models (Landsberg et al., 1976; Milne and Young, 1985; Wronski et al., 1985; Edward et al., 1986) by its struc- ture. Nevertheless, for the moment, due to the lack of experimental ... Voir le document complet