Boundary effects on a bubble rising in a finite two-dimensional fluidized bed
β Scribed by John D. Gabor
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- English
- Weight
- 743 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0009-2509
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β¦ Synopsis
Theory based on ideal fluid behavior by the particulate phase predicts that the particle movement caused by a bubble rising in a finite two-dimensional bed is primarily in the vertical direction with the top and bottom of the bed forcing horizontal movement. The boundaries of the bed have a compressive effect on the gas cloud which surrounds the bubble.
π SIMILAR VOLUMES
Measurements of the entire pressure field around a two-dimensional bubble rising in an incipiently fluidized bed are reported. Above the center of pressure line, the field is Laplacian and reasonably well described by Davidson's theory. The pressure wake is closed. It extends for 12 bubble radii bel
NOTATION interfacial concentration drop diameter slope of the curve d2 vs. T mass transfer coefficient Reynolds number \* LLW Schmidt number? Shorter Communications w drop terminal velocity Greek symbols Y kinematic viscosity p density p dynamic viscosity 7 time Subscripts a aniline w water REFERENC