1999
DOI: 10.2516/ogst:1999003
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Revue des aspects hydrodynamiques des réacteurs catalytiques gaz-liquide-solide à lit fixe arrosé

Abstract: Résumé -Bien que les aspects hydrodynamiques soient d'une importance primordiale lors de la conception et du fonctionnement d'un réacteur gaz-liquide-solide à lit fixe arrosé, les méthodes de calcul prédictif proposées sont restées fort rudimentaires. La plupart des études portant sur ce sujet ont été menées dans des conditions quasi atmosphériques alors que les réacteurs industriels fonctionnent à des pressions élevées. C'est seulement récemment que quelques résultats expérimentaux ont été obtenus à des haute… Show more

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Cited by 12 publications
(2 citation statements)
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References 91 publications
(196 reference statements)
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“…Numerous studies have focused on two-phase flow through porous media (glass packed beds, sintered fiber beds, etc) (Attou & Boyer, 1999;Carbonell, 2000;Jamialahmadi et al, 2005). This type of flow is frequently encountered in many fields, such as petroleum engineering, nuclear safety, etc.…”
Section: Adiabatic Two-phase Flowmentioning
confidence: 99%
“…Numerous studies have focused on two-phase flow through porous media (glass packed beds, sintered fiber beds, etc) (Attou & Boyer, 1999;Carbonell, 2000;Jamialahmadi et al, 2005). This type of flow is frequently encountered in many fields, such as petroleum engineering, nuclear safety, etc.…”
Section: Adiabatic Two-phase Flowmentioning
confidence: 99%
“…Although we cannot propose here a comparison between our experimental data and a model accounting for both the foam and its specific confinement, we can discuss our flow regimes in regards to what is known for more conventional geometries, in particular trickle bed reactors, either filled with packed beds [48][49][50][51] or open cell solid foams [36,41]. To do so, we display in Figure 8 the observed regimes in the classical phase diagram u L /u G vs. u G , where u G and u L represent the superficial gas and liquid velocities.…”
Section: Transition Between La and Ha Regimesmentioning
confidence: 99%