have shown that in a stirred vessel, size of the largest stable drop, d , first increases with (holdup of the dispersed phase) at low , but decreases with at high . They have proposed two additional mechanisms of breakage-in shear and elongational flow regions in the front of the impeller blade-tha
Alternative mechanisms of drop breakage in stirred vessels
β Scribed by S. Kumar; R. Kumar; K.S. Gandhi
- Book ID
- 103009485
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 834 KB
- Volume
- 46
- Category
- Article
- ISSN
- 0009-2509
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π SIMILAR VOLUMES
The model of dispersion proposed by Coulaloglou and Tavlarides is compared with published results from experiments in hatch stirred tanks. An alternative to this model is developed by introducing a different formula for the efficiency of collisions-the mechanism of coalescence of drops by film drain
A model of breakage of drops in a stirred vessel has been proposed to account for the effect of rheology of the dispersed phase. The deformation of the drop is represented by a Voigt element. A realistic description of the role of interracial tension is incorporated by treating it as a restoring for