The role of convection and turbulent dispersion in blending

Chemical Engineering Science

Volumn 58, Issue 13, 2003, Pages 2951-2962

  Patwardhan, A W ^a   Pandit, A B ^a   Joshi, J B ^a  

^a UNIVERSITY OF MUMBAI   (India)

Author keywords

Blending; Convection; Dispersion; Jet mixers; Stirred tanks; Ultrasound

Indexed keywords

IMPELLERS; TURBULENCE; ULTRASONICS;

STIRRED TANKS;

BLENDING;

BLENDING; CONVECTION; DISPERSION; INDUSTRIAL APPLICATION; MIXER; ULTRASONICS;

EID: 0037926369     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2509(03)00130-1     Document Type: Article

References (25)

1. Biggs R.D. Mixing rates in stirred tanks A.I.Ch.E. Journal 9 1963 636-640
2. Brennan D.J. Lehrer I.H. Impeller mixing in vessels experimental studies on the influence of some parameters and formulation of a general mixing time equation Chemical Engineering Research Design 54 1976 139-152
3. Dahlem O. Demaiffe V. Halloin V. Reisse J. Direct sonication system suitable for medium scale sonochemical reactors A.I.Ch.E. Journal 44 12 1998 2724-2730
4. Grenville, R. K., - Tilton, J. N. (1997). Turbulence of flow as a predictor of blend time in turbulent jet mixed vessels. Proceedings of the ninth European conference on mixing (pp. 67-74).
5. Hiraoka S. Ito R. Simple relationship between power input and mixing time in turbulent agitated vessel Journal of Chemical Engineering of Japan 10 1977 75-77
6. Jahoda, M., Machon, V., Pinelli, D., Nocentini, M., Fjner, D., - Magelli, F. (1994). Homogenisation of liquids and fluid dynamic behaviour of vessels stirred with multiple axial impellers. Proceedings of the eighth European conference on mixing, University of Cambridge, UK, September 21-23 (pp. 113-120).
7. Joshi J.B. Pandit A.B. Sharma M.M. Mechanically agitated gas-liquid reactors Chemical Engineering Science 37 1982 813-844
8. Khang S.J. Levenspiel O. New scale-up and design method for stirrer agitated batch mixing vessels Chemical Engineering Science 31 1976 569-577
9. Kramers H. Baars G.M. Knoll W.H. A comparative study on the rate of mixing in Stirred Tanks Chemical Engineering Science 2 1953 35-42
10. McManamey W.J.A. Circulation model for batch mixing in agitated, baffled bessels Chemical Engineering Research Design 58 1980 271-275
11. Mishra, V. P. (1993). Fluid mechanics of mechanically agitated reactors. Ph.D. (Tech) thesis, University of Mumbai.
12. Nienow A.W. On the impeller circulation and mixing effectiveness in turbulent regime Chemical Engineering Science 52 1997 2557-2565
13. Norwood K.W. Metzner A.B. Flow patterns and mixing rates in agitated vessels A.I.Ch.E. Journal 6 1960 432-437
14. Patwardhan A.W. Joshi J.B. Relation between flow pattern and blending in stirred tanks Industrial Engineering and Chemistry Research 38 1999 3131-3143
15. Patwardhan, A. W., - Thatte, A. R. (2003). Process design aspects of jet mixers. Canadian Journal of Chemical Engineering, accepted for publication.
16. Prochazka J. Landau J. Homogenisation of miscible liquids in the turbulent region Collection of Czechoslovak Chemical Communications 26 1961 2961-2973
17. Raghav Rao K.S.M.S. Joshi J.B. Liquid phase mixing in mechanically agitated vessels Chemical Engineering Communications 74 1988 1-26
18. Rewatkar V.B. Joshi J.B. Effect of impeller design on liquid phase mixing in mechanically agitated reactors Chemical Engineering Communications 91 1991 322-353
19. Rzyski E. Liquid homogenisation in agitated tanks Chemical Engineering and Technology 16 1993 229
20. Sano Y. Usui H. Interrelations among mixing time, power number, and discharge flow rate number in baffled mixing vessels Journal of Chemical Engineering of Japan 18 1985 47-52
21. Shiue S.J. Wong C.W. Studies on homogenisation efficiency of various agitators in liquid blending Canadian Journal of Chemical Engineering 62 1984 602-609
22. Van der Molen K. van Mannen H.R.E. Laser Doppler measurements of the turbulent flow in stirred vessels to establish scaling rules Chemical Engineering Science 33 1978 1161-1168
23. Vichare N.P. Gogate P.R. Dindore V.Y. Pandit A.B. Mixing time analysis in sonochemical reactors Ultrasonics Sonochemistry 8 2001 23-33
24. Voncken R.M. Holmes D.B. Den Hartog H.W. Fluid flow in turbine stirred, baffled tanks-II. Dispersion during circulation Chemical Engineering Science 19 1964 209-213
25. Zhou G. Kresta S.M. Distribution of energy between convective and turbulent flow for three frequently used impellers Chemical Engineering Research Design 74 1996 379-389