Turbulence Properties of the Impeller Stream of a Rushton Turbine

AIChE Journal

Volumn 44, Issue 1, 1998, Pages 13-24

  Lee, K C ^a   Yianneskis, M ^a  

^a KING'S COLLEGE LONDON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ANEMOMETERS; COMPUTATIONAL FLUID DYNAMICS; ENERGY DISSIPATION; FLUID STRUCTURE INTERACTION; ROTORS; TURBINES; TURBOMACHINE BLADES; TURBULENCE;

LASER DOPPLER ANEMOMETRY; RUSHTON TURBINE;

TURBULENT FLOW;

IMPELLER; TURBINE; TURBULENCE;

EID: 0031864909     PISSN: 00011541     EISSN: None     Source Type: Journal    
DOI: 10.1002/aic.690440104     Document Type: Article

References (31)

1. Abbott M. B., and D. R. Basco, Computational Fluid Dynamics: An Introduction for Engineers, Wiley, New York (1989).
2. Bakker A., "Hydrodynamics of Stirred Gas-Liquid Dispersions," PhD Thesis, Delft Univ. of Technology, The Netherlands (1992).
3. Cutter, L. A., "Flow and Turbulence in a Stirred Tank," AIChE J., 12(1), 35 (1966).
4. Durao, D. F. G., J. Laker, and J. H. Whitelaw, "Bias Effects in Laser Doppler Anemometry," J Phys. E: Sci. Instrum., 13, 442 (1980).
5. Dyster, K. N., E. Koutsakos, Z. Jaworski, and A. W. Nienow, "An LDA Study of the Radial Discharge Velocities Generated by a Rushton Turbine: Newtonian Fluids, Re ≥ 5," Trans IChemE, 71, Part A, 11 (1993).
6. El-Wazzan, Y. J. E., "The Prediction of Swirling Recirculating Flow and the Fluid Flow and Mixing in a Stirred Tank," PhD Thesis, Univ. of London (1997).
7. Heskestad, G., "A Generalized Taylor's Hypothesis with Application for High Reynolds Number Turbulent Shear Flows," Trans. ASME J. Applied Mech., 32, 735 (1965).
8. Hinze, J. O., Turbulence, McGraw Hill, London (1975).
9. Kresta, S. M., "Characterization, Measurement and Prediction of the Turbulent Flow in Stirred Tanks," PhD Thesis, McMaster Univ., Canada (1991).
10. Kresta, S. M., and P. E. Wood, "The Flow Field Produced by a Pitched Blade Turbine: Characterisation of the Turbulence and Estimation of the Dissipation Rate," Chem. Eng. Sci., 48(10), 1761 (1993).
11. Lancaster, D R., "Effects of Engine Variables on Turbulence in a Spark-Ignition Engine," SAE paper No. 760159 (1976).
12. Landahl, M. T., and E. Mollo-Christensen, Turbulence and Random Processes in Fluid Mechanics, Cambridge University Press, Cambridge, U.K. (1986).
13. Mahouast, M., G. Cognet, and R. David, "Two-Component LDV Measurements in a Stirred Tank," AIChE J., 35(11), 1770 (1989).
14. Mujumdar, A. S., B.Huang, D. Wolf, M. E. Weer, and W. S. M. Douglas, "Turbulence Parameters in Stirred Tank," Can. J. Chem. Eng., 48, 475 (1970).
15. Nishikawa, M., Y. Okamoto, K. Hasimoto, and S. Nagata, "Turbulence Energy Spectra in Baffled Mixing Vessels," J. Chem. Eng. Japan, 9(6), 493 (1976).
16. Nouri, J. M., and J. H. Whitelaw, "Effect of Size and Confinement on the Flow Characteristics in Stirred Reactors," paper 23.2, Proc. Int. Symp. on Application of Laser Techniques to Fluid Mechanics, Lisbon, Portugal (1990).
17. Patterson, G .K., and H. Wu, "Distribution of Turbulence Energy Dissipation Rates in Mixers," Proc Eur. Conf. on Mixing, BHRA Fluid Engineering, Wurzburg, West Germany (1985).
18. Press, W. H., B. P. Flannery, S. A. Teukolsky, and W. T Vetterling, Numerical Recipes, The Art of Scientific Computing, Cambridge University Press (1992).
19. Rutherford, K., K. C. Lee, S. M. S. Mahmoudi, and M. Yianneskis, "Hydrodynamic Characteristics of Dual Rushton Impeller Stirred Vessels," AIChE J., 42(2), 332 (1996a).
20. Rutherford, K., K.C. Lee, S. M. S. Mahmoudi, and M. Yianneskis, "The Influence of Rushton Impeller Blade and Disk Thickness on the Mixing Characteristics of Stirred Vessels," Trans. I.Chem.E., 74, Part A, 369 (1996b).
21. Stoots, C. M., and R. V. Calabrese, "The Mean Velocity Field Relative to a Rushton Turbine Blade," AIChE J., 41(1),1 (1995)
22. Stoots, C. M., and R. V. Calabrese, Personal Communication (1996).
23. Tatterson G. B., Fluid Mixing and Gas Dispersion in Agitated Tanks, McGraw-Hill, New York (1991).
24. Uhl, V. W., and J. B. Gray, Mixing, Theory and Practice, Academic Press, London (1966).
25. Van Der Molen, K., and H. R. E. van Maanen, "Laser-Doppler Measurements of the Turbulent Flow in Stirred Vessels to Establish Scaling Rules," Chem. Eng. Sci., 33, 1161 (1978).
26. Van't Riet, K., and J. M. Smith, "The Trailing Vortex System Produced by Rushton Turbine Agitators," Chem. Eng. Sci., 30, 1093 (1975).
27. Van't Riet, K., W. Bruijn, and J. M. Smith, "Real and Pseudo-Turbulence in the Discharge Stream from a Rushton Turbine," Chem. Eng. Sci., 31, 407 (1976).
28. Wu, H., and G. K. Patterson, "Laser-Doppler Measurements of Turbulent-Flow Parameters in a Stirred Mixer," Chem. Eng. Sci., 44(10), 2207 (1989).
29. Yianneskis, M., and J. H. Whitelaw, "On the Structure of the Trailing Vortices around Rushton Turbine Blades," Trans. I. Chem. E., 17, Part A, 543 (1993).
30. Yianneskis, M., Z. Popiolek, and J. H. Whitelaw, "An Experimental Study of the Steady and Unsteady Flow Characteristics of Stirred Reactors," J. Fluid Mech., 175, 537 (1987).
31. Yianneskis, M., M. J. Tindal, and S. Nadarajah, "Measurement of Turbulence Scales, Moments and Spectra in Engine Flows," Proc. I. Mech. E.: Experimental Methods in Engine Research and Development, 127 (1991).