Diffusion and Equilibrium in Two‐Phase Binary Liquid Systems

1962 ◽  
Vol 36 (2) ◽  
pp. 559-560
Author(s):  
K. J. Reid
Author(s):  
I. Cibulka ◽  
J.-C. Fontaine ◽  
K. Sosnkowska-Kehiaian ◽  
H. V. Kehiaian
Keyword(s):  

1992 ◽  
Vol 57 (7) ◽  
pp. 1419-1423
Author(s):  
Jindřich Weiss

New data on critical holdups of dispersed phase were measured at which the phase inversion took place. The systems studied differed in the ratio of phase viscosities and interfacial tension. A weak dependence was found of critical holdups on the impeller revolutions and on the material contactor; on the contrary, a considerable effect of viscosity was found out as far as the viscosity of continuous phase exceeded that of dispersed phase.


1978 ◽  
Vol 56 (3) ◽  
pp. 507-510 ◽  
Author(s):  
Anil Kumar ◽  
M.K. Tiwari ◽  
E.S.R. Gopal
Keyword(s):  

Author(s):  
Rufat Abiev

Analysis of hydrodynamics and mass transfer Taylor flows in micro channels of both gas-liquid and liquid-liquid systems on the basis of classical theoretical approach with some simplifying assumptions was performed. Results of theoretical analysis for description of hydrodynamic parameters and mass transfer characteristics were confirmed by comparison with the author's own and available in literature experimental data. It was shown that the main parameters of two-phase Taylor flows could be quite precisely described theoretically: mean bubble/droplet velocity, liquid film thickness, real gas holdup (which is always smaller than so-called dynamic holdup), pressure drop. Peculiarities of liquid-liquid flows compared to gas-liquid Taylor flows in capillaries are discussed. Wettability effect on hydrodynamics was examined. Tools of mass transfer intensification of gas-liquid and liquid-liquid Taylor flow in micro channels are analyzed. Three-layer model for heat and mass transfer has been proposed and implemented for the case of solid-liquid mass transfer for gas-liquid Taylor flows; optimal process conditions for this process are found theoretically and discussed from physical point of view.


Soft Matter ◽  
2019 ◽  
Vol 15 (42) ◽  
pp. 8525-8531 ◽  
Author(s):  
Robin B. J. Koldeweij ◽  
Bram F. van Capelleveen ◽  
Detlef Lohse ◽  
Claas Willem Visser

The Marangoni-driven spreading dynamics of binary pendant droplets show a remarkable consistency with other geometries. A single power law describes a large array of Marangoni-driven spreading in binary liquid systems.


AIChE Journal ◽  
1966 ◽  
Vol 12 (4) ◽  
pp. 795-801 ◽  
Author(s):  
Irwin Pliskin ◽  
Robert E. Treybal

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