Simulation of flow generated by an axial-flow impeller: Batch and continuous operation

Chemical Engineering Research and Design

Volumn 82, Issue 6, 2004, Pages 737-751

  Khopkar, A R ^a   Mavros, P ^b   Ranade, V V ^a   Bertrand, J ^c  

^a NATIONAL CHEMICAL LABORATORY   (India)

^b ARISTOTLE UNIVERSITY OF THESSALONIKI   (Greece)

^c LABORATOIRE DE GÉNIE CHIMIQUE   (France)

Author keywords

CFD; Continuous operation; Mixel TT; Mixing; Stirred vessel

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; FLOW PATTERNS; IMPELLERS; JETS; MATHEMATICAL MODELS; VELOCITY MEASUREMENT;

FEED RATES; STIRRED VESSELS;

AXIAL FLOW;

AXIAL FLOW; BATCH PROCESS; FLOW; FLUID FLOW; IMPELLER; MIXING; MODELING;

EID: 2942740881     PISSN: 02638762     EISSN: None     Source Type: Journal    
DOI: 10.1205/026387604774196028     Document Type: Article

References (19)

1. Aubin, J., Mavros, P., Bertrand. J., Fletcher, D. and Xuereb, C., 2001, Effect of axial agitator configuration (up-pumping, down-pumping, reverse rotation) on flow patterns generated in stirred vessels, Chem Eng Res Des, 79A(8): 845-856.
2. Baudou, C., Xuereb, C. and Bernard J., 1997, 3-D hydrodynamics generated in a stirred vessel by a multiple-propeller system, Can J Chem Eng, 75: 653-663.
3. Brucato, A., Ciofalo, M., Grisafi, F. and Micale, G., 1998, Numerical prediction of flow fields in baffled stirred vessels: a comparison of alternative modeling approaches, Chem Eng Sci, 53: 3653-3684.
4. Jenne, M. and Reuss, M., 1999. A critical assessment on the use of k-ε turbulence model for simulation of turbulent flow induced by a Rushton turbine in a baffled stirred tank reactor. Chem Eng Sci. 54: 3921-3941.
5. Marshall, E., Haidari, A. and Subbiah, S., 1996, AlChE Annual Meeting, Chicago, November.
6. Mavros, P., Xuereb, C. and Bertrand J., 1996, Determination of 3-D flow fields in agitated vessels by laser Doppler velocimetry-effect of impeller type and liquid viscosity on liquid flow patterns, Chem Eng Res Des, 74A: 658-668.
7. Mavros, P., Naude, I., Xuereb, C. and Bertrand, J., 1997, Laser Doppler velocimetry in agitated vessels. Effect of continuous liquid stream on flow patterns. Chem Eng Res Des, 75A: 763-776.
8. Mavros, P., Barrue, H., Xureb, C., Fořt, I. and Bertrand, J., 2000, Effect of axial-flow impeller and feed tube location on flow patterns in continuous flow stirred tank reactor, in 13th International Congress of Chemical and Process Engineering Conference, CHISA.
9. Mavros, P., Xuereb, C., Fořt, I. and Bertrand, J., 2002, Investigation by laser Doppler velocimetry of the effects of liquid flow rates and feed positions on the flow patterns induced in a stirred tank by an axial-flow impeller, Chem Eng Sci, 57: 3939-3952.
10. Ng, K., Fentiman, N.J., Lee, K.C. and Yianneskis, M., 1998, Assessment of sliding mesh CFD predictions and LDA measurements of the flow in a tank stirred by a Rushton impeller, Chem, Eng Res Des, 76: 737-747.
11. Ranade, V.V., 2002, Computational Flow Modeling for Chemical Reactor Engineering (Academic Press, New York).
12. Ranade, V.V. and Tayaliya, Y., 2000. Computational study of transfer and dissipation of impeller power, in ISHMT-15 Conference, Pune, January 2000.
13. Ranade, V.V., Bourne, J.R. and Joshi, J.B., 1991, Fluid mechanics and mixing in agitated tanks, Chem Eng Sci, 46: 1883-1893.
14. Ranade, V.V. and van den Akker, H.E.A., 1994, Modelling of flow in gas-liquid stirred vessels, Chem Eng Sci, 49: 5175-5192.
15. Ranade, V.V., Perrard, M., Le Sauze, N., Xureb, C. and Bertrand. J., 2001, Trailing vortices of Rushton turbines, Chem Eng Res Des, 79A: 3.
16. Ranade, V.V., Krishnan, H. and Tayaliya. Y., 2002, CFD predictions of flow near impeller blades in baffled stirred vessels: assessment of computational snapshot approach, Chem Eng Comm, 189(7): 895-922.
17. Roe, P.L., 1985, Some contributions to the modelling of discontinuous flows, Lecture Notes in Applied Mathematics, Vol 22 (Springer), pp 163-193.
18. Rouston, M. and Pharamond, J.C., 1988, Agitation et mélange, Tech Ing, A.10: A5900.
19. Wechsler, K., Breuer, M. and Durst, F., 1999, Steady and unsteady computations of turbulent flows induced by a 4/45° pitched blade impeller. J Fluids Eng, 121: 318.