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Pressure drop and liquid holdup for two phase concurrent flow in packed beds

✍ Scribed by V. Specchia; G. Baldi

Publisher
Elsevier Science
Year
1977
Tongue
English
Weight
844 KB
Volume
32
Category
Article
ISSN
0009-2509

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✦ Synopsis

Pressure drop and hqlud holdup for two-phase concurrent downward low m packed beds were correlated for various types of packmgs by takmg mto account two hydrodynanuc regnnes a poor and a h@ gas-bqlud mteraction regnne Foammg and non-foammg systems have been consldered In the poor mteractlon regune, the pressure drop was calculated as due to the gas flowmg KI a bed restrxted by the presence of the hqud A correlation vahd for a free hqutd tr~cklmg. moddied In order to take into account the effect of the pressure drop, IS proposed and used to correlate lrqud holdup III the presence of a concurrent gas flow In the h@ Interaction regme, emplncal correlations were proposed for both foammg and non-foammg systems All the employed correlations fit experimental results from several authors better than those proposed m the hterature

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