Particle suspension in the turbulent regime: The effect of impeller type and impeller/vessel configuration

Chemical Engineering Research and Design

Volumn 74, Issue 6, 1996, Pages 679-688

  Ibrahim, S ^a   Nienow, A W ^a  

^a UNIVERSITY OF BIRMINGHAM   (United Kingdom)

Author keywords

Energy dissipation rate; Modern hydrofoil impellers; Particle suspension; Vessel configuration

Indexed keywords

ENERGY DISSIPATION; FLOW PATTERNS; PARTICLES (PARTICULATE MATTER); ROTORS; SUSPENSIONS (FLUIDS); TURBINES; TURBULENT FLOW;

MODERN HYDROFOIL IMPELLERS; PARTICLE SUSPENSION; VESSEL CONFIGURATION;

MIXING;

IMPELLERS; MIXING(LIQUID/SOLID); SUSPENSIONS;

EID: 0030239355     PISSN: 02638762     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. Nienow, A. W., Edwards, M. F. and Harnby, N., 1992, Introduction to mixing problems, in Mixing in the Process Industries, 2nd edn, N. Harnby, M. F. Edwards and A. W. Nienow), (Eds) (Butterworth Heinemann, London), Chapter 1, 1-24.
2. Nienow, A.W., 1992, Suspension of solids in liquids, in Mixing in the Process Industries, 2nd edn, N. Harnby, M. F. Edwards and A. W. Nienow), (Eds) (Butterworth Heinemann, London), Chapter 16, 364-393.
3. Zwietering, T. N., 1959, Suspension of solid particles in liquid by agitators, Chem Eng Sci, 8: 244-253.
4. Chudachek, M. W., 1985, Solids suspension behaviour in profiled bottom and flat bottom mixing tanks, Chem Eng Sci, 40: 385-392.
5. Bourne, J. R. and Sharma, R. N., 1974, Suspension characteristics of solid particles in propeller agitated tanks, Proc 1st European Mixing Conf, Cambridge, (BHR Group, Cranfield, UK), B3-25 to B3-38.
6. 5, Trans I Chem E, Part A, 73: 485-491.
7. Nienow, A. W. and Miles, D., 1969, A dynamometer for the accurate measurement of mixing torque, J Sci Inst, 2, Ser. 2: 994-995.
8. Baldi, G. C. and Barresi, A., 1987, Solid dispersion in an agitated vessel, Chem Eng Sci, 42: 2949-2956.
9. Nienow, A. W., 1968, Suspension of solid particles in turbine agitated baffled vessels, Chem Eng Sci, 23: 1453-1459.
10. Bujalski, W., 1987, Three phase mixing, PhD Thesis, (The University of Birmingham).
11. Bujalski, W., Nienow, A. W. and Liu Huoxing, 1990, On the use of upward pumping 45° pitched blade turbine impellers in 3-phase reactors', Chem Eng Sci, 45: 415-421.
12. Jaworski, Z, Nienow, A. W., Koutsakos, E., Dyster, K. N. and Bujalski, W., 1991, An LDA study of turbulent flow in a baffled vessel agitated by a pitched blade turbine, Chem Eng Res Des, 69: 313 - 320.
13. Jaworski, Z. and Nienow, A. W., 1994, LDA measurements of flow fields with hydrofoil impellers in fluids with different rheological properties, Proc 8th European Mixing Conf, Cambridge, (I Chem E, Rugby), 105- 112.
14. Bakker, A., Fasano, J. B. and Myers, K. J., 1994, Effects of flow pattern on the solids distribution in a stirred tank, Proc 8th European Mixing Conf, Cambridge, (I Chem E, Rugby, UK), 1 -8.
15. Rieger, F., Ditl, P. and Havelkova, O., 1988, Suspension of solid particles - concentration profiles and particle layer on the vessel bottom, Proc 6th European Mixing Conference, Pavia, Italy, (BHRA Fluid Engng, Cranfield, UK), 251-258.
16. Wong, C. W., Wang., J. P. and Huang, S. T., 1987, Investigations of fluid dynamics in mechanically stirred aerated slurry reactors, Can J Chem Eng, 165: 412-419.
17. Medek, J. and Fort, I., 1979, Coll Czech Chem Commun, 44: 3077-3083.
18. Shaw, J. A., 1992, Succeed at solid suspension, Chem Eng Prog, May: 24-41.
19. Croughan, M. S., Hamel, J. F. and Wang, D. I. C., 1987, Hydrodynamic effects on animal cells grown in microcarrier cultures, Biotechnol Bioeng, 29, 130-141.