Characterization of multiple flow morphologies within the trickle flow regime

Industrial and Engineering Chemistry Research

Volumn 44, Issue 25, 2005, Pages 9446-9450

  Van Der Merwe, Werner ^a   Nicol, Willie ^a  

^a UNIVERSITY OF PRETORIA   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

FLOW OF FLUIDS; MATHEMATICAL MODELS; MORPHOLOGY; WETTING;

GLASS SPHERES SYSTEM; LEVEC-PREWETTED; PREWETTING; TRICKLE FLOW REGIME;

HYDRODYNAMICS;

FLOW REGIME RELATIONS; HYDRODYNAMICS; LIQUID FLOW;

EID: 29544431626     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie050216f     Document Type: Conference Paper

References (21)

1. Dudukovic, M. P.; Larachi, F.; Mills, P. L. Multiphase reactors-revisited. Chem. Eng. Sci. 1999, 54, 1975.
2. Lazzaroni, C. L.; Keselman, H. R.; Figoli, N. S. Colorimetric evaluation of the efficiency of liquid-solid contacting in trickle flow. Ind. Eng. Chem. Res. 1988, 27, 1132.
3. Lazzaroni, C. L.; Keselman, H. R.; Figoli, N. S. Trickle bed reactors. Multiplicity of hydrodynamic states. Relation between the pressure drop and the liquid holdup. Ind. Eng. Chem. Res. 1989, 28, 119.
4. Levec, J.; Grosser, K.; Carbonell, R. G. The hysteretic behaviour of pressure drop and liquid holdup in trickle beds. AIChE J. 1988, 34, 1027.
5. Levec, J.; Saez, A. E.; Carbonell, R. G. The hydrodynamics of trickling flow in packed beds, part I: Conduit models. AIChE J. 1986, 32, 515.
6. Kan, K. M.; Greenfield, P. F. Multiple hydrodynamic states in cocurrent two-phase down-flow through packed beds. Ind. Eng. Chem. Process Des. Dev. 1978, 17, 482.
7. Kan, K. M.; Greenfield, P. F. Pressure drop and holdup in two-phase cocurrent trickle flows through packed beds. Ind. Eng. Chem. Process Des. Dev. 1979, 18, 740.
8. Lutran, P. G.; Ng, K. M.; Delikat, E. P. Liquid distribution in trickle beds. An experimental study using computer-assisted tomography. Ind. Eng. Chem. Res. 1991, 30, 1270.
9. Ravindra, P. V.; Rao, D. P.; Rao, M. S. Liquid flow texture in trickle-bed reactors: an experimental study. Ind. Eng. Chem. Res. 1997, 36, 5133.
10. Sederman, A. J.; Gladden, L. F. Magnetic resonance imaging as a quantitative probe of gas-liquid distribution and wetting efficiency in trickle-bed reactors. Chem. Eng. Sci. 2001, 56, 2615.
11. Wang, R.; Mao, Z.; Chen, J. Experimental and theoretical studies of pressure drop hysteresis in trickle bed reactors. Chem. Eng. Sci. 1995, 50, 2321.
12. Christensen, G.; McGovern, S. J.; Sundaresan, S. Cocurrent downflow of air and water in a two-dimensional packed column. AIChE J. 1986, 32, 1677.
13. Holup, R. A.; Dudukovic, M. P.; Ramachandran, P. A. A phenomenological model for pressure drop, liquid hold-up and flow regime transition in gas-liquid trickle flow. Chem. Eng. Sci. 1992, 47, 2343.
14. Larachi, F.; Belfares, L.; Iliuta, I.; Grandjean, B. P. A. Liquid hold-up correlations for trickle beds without gas flow. Chem. Eng. Proc. 2004, 43, 85.
15. Saez, A. E.; Carbonell, R. G. Hydrodynamic parameters for gas-liquid cocurrent flow in packed beds. AIChE J. 1985, 31, 52.
16. Specchia, V.; Baldi, G. Pressure drop and liquid holdup for two phase concurrent flow in packed beds. Chem. Eng. Sci. 1977, 32, 515.
17. Wammes, W. J. A.; Mechielsen, S. J.; Westerterp, K. R. The influence of pressure on the liquid hold-up in a cocurrent gas-liquid trickle-bed reactor operating at low gas velocities. Chem. Eng. Sci. 1991, 46, 409.
18. Boyer, C.; Fanget, B. Measurement of liquid flow distribution in trickle bed reactor of large diameter with a new gamma-ray tomographic system. Chem. Eng. Sci. 2002, 57, 1079.
19. Gianetto, A.; Baldi, G.; Specchia, V.; Sicardi, S. Hydrodynamics and the solid-liquid contacting effectiveness in trickle-bed reactors. AIChE J. 1978, 24, 1087.
20. Van Swaaij, W. P. M.; Charpentier, J. C.; Villermaux, J. Residence time distribution in the liquid phase of trickle flow in packed columns I. Chem. Eng. Sci. 1969, 24, 1083.
21. Van der Merwe, W.; Maree, C.; Nicol, W. Nature of residual liquid holdup in packed beds of spherical particles. Ind. Eng. Chem. Res. 2004, 43, 8363.