Hydrodynamic characteristics of a sparged gas-liquid contactor for fine bubble generation

Industrial and Engineering Chemistry Research

Volumn 48, Issue 24, 2009, Pages 11225-11229

  Chakraborty, D ^a   Siva Rama Krishna, G ^b,c   Chakraborty, S ^b,c   Meikap, B C ^a,d  

^a TATA STEEL LTD   (India)

^b INDIAN INSTITUTE OF TECHNOLOGY   (India)

^c Kharagpur Technology   (India)

^d UNIVERSITY OF KWAZULU NATAL   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

BUBBLE GENERATION; DOWNWARD FLOW; FLOW REGIMES; FROTHERS; GAS HOLD UP; GAS LIQUIDS; GAS-LIQUID CONTACTORS; HIGH-PRESSURE WATER; HYDRODYNAMIC CHARACTERISTICS; METAL PLATES; OPERATING CONDITION; SUPERFICIAL GAS VELOCITIES; WATER VELOCITIES;

BUBBLE COLUMNS; CERAMIC MATERIALS; FLUID DYNAMICS; HYDRODYNAMICS; JETS; LIQUIDS; PERFORATED PLATES; PLATE METAL; POROUS MATERIALS; POROUS PLATES; WATER LEVELS;

GASES;

EID: 73349108401     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie901322e     Document Type: Article

References (17)

1. Mouza, A. A.; Dalakoglou, G. K.; Para, S. V. Effect of liquid properties on the performance of bubble column reactors with fine pore sparger. Chem. Eng. Sci. 2005, 60, 1465.
2. Meikap, B. C.; Kundu, G.; Biswas, M. N. Prediction of dispersed phase holdup in a modified multi-stage bubble column scrubber. Can. J. Chem. Eng. 2002, 80, 306.
3. Schumpe, A.; Grund, G. The gas disengagement technique for studying gas holdup structure in bubble columns. Can. J. Chem. Eng. 1986, 64, 891.
4. Li, H; Prakash, A. Heat transfer and hydrodynamics in a three-phase slurry bubble column. Ind. Eng. Chem. Res. 1997, 36, 4688.
5. Kazakis, N. A.; Papadopoulos, I. D; Mouza, A. A. Bubble columns with fine pore sparger operating in the pseudo-homogeneous regime: Gas hold up prediction and a criterion for the transition to the heterogeneous regime. Chem. Eng. Sci. 2007, 62, 3092.
6. Ahmed, N.; Jameson, G. J. The effect of bubble size on the rate of flotation of fine particles. Int. J. Mineral Process. 1985, 14, 195.
7. Chen, W.; Hasegawa, T.; Tsutsumi, A.; Otawara, K.; Shigaki, Y. Generalized dynamic modeling of local heat transfer in bubble columns. Chem. Eng. J. 2003, 96, 37.
8. Daly, J. G.; Patel, J. G.; Bukur, D. B. Measurement of gas holdups and sauter mean bubble diameters in bubble column reactors by dynamic gas disengagement method. Chem. Eng. Sci. 1996, 47, 3647.
9. Degaleesan, S.; Dudukovic, M.; Pan, Y. Experimental study of gas induced liquid-flow structures in bubble columns. AIChE J. 2001, 47, 1913.
10. Parthsarthy, R; Ahmed, N. Size distribution of bubbles generated by fine pore spargers. J. Chem. Eng. Jpn. 1996, 29, 1030.
11. Forret, A.; Schweitzer, J. M. M.; Gauthier, T.; Krishna, R.; Scweich, D. Influence of scale on the hydrodynamics of bubble column reactors: An experimental study in columns of 0.1, 0.4 and 1 m diameters. Chem. Eng. Sci. 2003, 58, 719.
12. Hyndman, C. L.; Larachi, F.; Guy, C. Understanding gas-phase hydrodynamics in bubble columns: a convective model based on kinetic theory. Chem. Eng. Sci. 1997, 52, 63.
13. Krishna, R.; De Stewart, J. W. A.; Hennephof, D. D.; Ellenberger, J.; Hoefsloot, H. C. J. Influence of increased gas density on hydrodynamics of bubble column reactors. AIChE J. 1994, 40, 112.
14. Krishna, R.; Van Baten, J. M. Mass transfer in bubble columns. Catal. Today. 2003, 79, 67.
15. Lapin, A.; Paaschen, T.; Junghans, K.; Lubbert, A. Bubble column fluid dynamics, flow structures in slender columns with large-diameter ringspargers. Chem. Eng. Sci. 2002, 57, 1419.
16. Ruzicka, M. C.; Zahranik, J; Drahos, J; Thomas, N. H. Homogenous and heterogeneous regime transition in bubble column. Chem. Eng. Sci. 2001, 56, 4609.
17. Bouaifi, M.; Hebrard, G; Bastoul, D.; Roustan, M. A comparative study of gas holdup, bubble size, interfacial area and mass transfer coefficients in stirred gas-liquid reactors and bubble columns. Chem. Eng. Process 2001, 40, 97.