Effect of drag modeling on the prediction of critical regime transitions in agitated gas-liquid reactors with bubble size distribution modeling

Multiphase Science and Technology

Volumn 21, Issue 1-2, 2009, Pages 95-106

  Petitti, Miriam ^a   Marchisio, Daniele L ^a   Vanni, Marco ^a   Baldi, Giancarlo ^a   Mancini, Nicola ^b   Podenzani, Fabrizio ^b  

^a POLITECNICO DI TORINO   (Italy)

^b ENI S P A   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

BUBBLES (IN FLUIDS); COMPUTATIONAL FLUID DYNAMICS; DRAG; FLOW OF GASES; FLUID DYNAMICS; FORECASTING; GASES; SIZE DISTRIBUTION; TURBINES; TURBOMACHINE BLADES;

BUBBLE SIZE DISTRIBUTIONS; COMPUTATIONAL FLUID DYNAMICS CODES; DIFFERENT OPERATING CONDITIONS; GAS-LIQUID REACTORS; OPERATING CONDITION; POPULATION BALANCE MODELING; REGIME TRANSITION; USER DEFINED FUNCTIONS;

BUBBLE COLUMNS;

EID: 67649877944     PISSN: 02761459     EISSN: None     Source Type: Journal    
DOI: 10.1615/MultScienTechn.v21.i1-2.80     Document Type: Article

References (15)

1. Bakker, A. and van den Akker, H. E. A. (1994), A computational model for the gas - liquid flow in stirred reactors, Chem. Eng. Res. Design, 72A, 594.
2. Bombac, A., Zun, I., and Filipic, B. (1997), Gas-filled cavity structures and local void fraction distribution in aerated stirred vessel, AlChE J., 43, 2921.
3. Gezork, K. M., Bujalski, W., Cooke, M., and Nienow, A. W. (2000), The transition from homogeneous to heterogeneous flow in a gassed stirred vessel, Trans. Inst. Chem. Eng., 78-A, 363.
4. Gordon, R. G. (1968), Error bounds in equilibrium statistical mechanics, J. Math. Phys., 9, 655.
5. Laakkonen, M., Alopaeus, V., and Aittamaa, J. (2006), Validation of bubble breakage, coalescence and mass transfer models for gas - liquid dispersion in agitated vessel, Chem. Eng. Sci., 61, 218.
6. Marchisio, D. L., Vigil, D. R., and Fox, R. O. (2003), Quadrature method of moments for aggregation-breakage processes, J. Colloid Interface Sci., 258, 322.
7. McGraw, R. (2006), Correcting moment sequences for errors associated with advective transport, Personal communication.
8. Nienow, A. W., Wisdom, D. J., and Middleton, J. C. (1977), The effect of scale and geometry on flooding, recirculation and power in gassed stirred vessels, Proc. European Conference on Mixing, Cambridge, p. F1.
9. Nienow, A. W., Warmoeskerken, M. M. C. G., Smith, J. M., and Konno, M. (1985), On the flooding/loading transition and the complete dispersal condition in aerated vessels agitated by a Rushton turbine, Proc. European Conference on Mixing, Wurzburg, p. 15.
10. Patterson, G. K. (1991), Measurements and modeling of flow in gas sparged agitated vessels, Proc. of the Seventh European Conference on Mixing, Brugges, Belgique, pp. 209-215.
11. Paul, E. L., Atiemo-Obeng, V. A., and Kresta, S. M. (2004), Handbook of Industrial Mixing, Science and Practice, Chap. 11, New Jersey: Wiley & Sons.
12. Petitti, M., Caramellino, M., Marchisio, D. L., and Vanni, M. (2007), Two-scale simulation of mass transfer in an agitated gas - liquid tank, Proc. of the 6th Intl. Conf. on Multiphase Flow, ICMF 2007, July 9-13, Leipzig, Germany.
13. Shohat, J. A. and Tamarkin, J. D. (1943), The Problem of Moments, American Mathematical Society, Providence, Rhode Island, p. viii.
14. Tomiyama, A. (2004), Drag, lift and virtual mass forces acting on a single bubble, 3rd Intl. Symp. Two-Phase Flow Mod. Exp., Sept. 22-24, Pisa, Italy, 3-12.
15. Warmoeskerken, M. M. C. G. and Smith, J. M. (1986), Flow regime maps for Rushton turbines, Proc. of the 3rd World Congress of Chemical Engineering, Tokyo, p. W-624.