Optimizing the impeller combination for maximum hold-up with minimum power consumption

Biochemical Engineering Journal

Volumn 1, Issue 1, 1998, Pages 25-30

  Arjunwadkar, S J ^a   Saravanan, K ^a   Pandit, A B ^a   Kulkarni, P R ^a  

^a INSTITUTE OF CHEMICAL TECHNOLOGY   (India)

Author keywords

Gas hold up; Impeller combination; Power consumption

Indexed keywords

EID: 0002638536     PISSN: 1369703X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1369-703X(97)00005-3     Document Type: Article

References (12)

1. R.T. Rowland, Strain improvement and strain stability, in: D.B. Finkelstein, C. Ball (Eds.), Biotechnology of Filamentous Fungi: Technology and Products, Butterworth-Heinemann (Biotechnology Series), 1992, pp. 41-64.
2. A. Einsele, Scaling up bioreactors, Process Biochem. 13 (July 1978) 13-14.
3. G.L. Randolph, Growth kinetics and fermentation scale up, in: D.B. Finkelstein, C. Ball (eds.), Biotechnology of Filamentous Fungi: Technology and Products, Butterworth-Heinemann (Biotechnology Series), 1992, pp. 65-87.
4. A.W. Nienow, M.D. Lilly, Power drawn by multiple impellers in sparged agitated vessel, Biotech. Bioeng. XXI (1979) 2341-2345.
5. V. Abardi, G. Rovero, S. Sicardi, G. Baldi, R. Conti, Sparged vessels agitated by multiple impellers, Proc. Eur. Conf. on Mixing, Vol. 6, 1988, pp. 329-336.
6. R. Kuboi, A.W. Nienow, Power drawn by dual impeller systems under gassed and ungassed conditions, Proc. 5th Eur. Conf. on Mixing, 1988, p. 247.
7. V. Machon, J. Vleck, Aeration of liquids in a vessel equipped with the multistage impellers, Collec. Czech. Chem. Commun. 50 (1985) 2863.
8. M. Roustan, Power consumption by Rushton turbines in non standard vessels under gassed conditions, Proc. Eur. Conf. on Mixing, Vol. 5, 1985, pp. 127-133.
9. V.P. Mishra, J.B. Joshi, Flow generated by a disc turbine part IV: multiple impellers, Chem. Eng. Res. Des. 73 (5) (1994) 657-668.
10. A.B. Pandit, J.B. Joshi, Mixing in multiple agitator contracter, bubble column and modified bubble columns, Chem. Eng. Sci. 38 (1983) 1189.
11. S.J. Arjunwadkar, Ph.D. (Tech.) Thesis, Studies in citric acid production using yeast, University of Bombay, 1995.
12. C.M. Chapman, A.W. Nienow, M. Cooke, J.C. Middleton, Particle-gas-liquid mixing in stirred vessel part II: gas-liquid mixing, Chem. Eng. Res. Des. 61 (3) (1983) 82-95.