Effectiveness factor of a catalytic sphere in particle assemblage approached with a cell model

Chemical Engineering Science

Volumn 62, Issue 22, 2007, Pages 6475-6485

  Mao, Zai Sha ^a   Yang, Chao ^a   Wang, Yuefa ^a  

^a INSTITUTE OF PROCESS ENGINEERING   (China)

Author keywords

Catalyst sphere; Cell model; Effectiveness factor; Numerical simulation; Particle assemblage

Indexed keywords

COMPUTER SIMULATION; DIFFUSION; MATHEMATICAL MODELS; NUMERICAL METHODS; OPTIMIZATION; PARAMETER ESTIMATION; PARTIAL DIFFERENTIAL EQUATIONS; REYNOLDS NUMBER;

CELL MODEL; EFFECTIVENESS FACTOR; HYDRODYNAMIC INTERACTION; PARTICLE ASSEMBLAGE; REACTANT FLOW;

CATALYST ACTIVITY;

CATALYST ACTIVITY; COMPUTER SIMULATION; DIFFUSION; MATHEMATICAL MODELS; NUMERICAL METHODS; OPTIMIZATION; PARAMETER ESTIMATION; PARTIAL DIFFERENTIAL EQUATIONS; REYNOLDS NUMBER;

EID: 34848829796     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ces.2007.08.002     Document Type: Article

References (22)

1. Chhabra R.P., Comiti J., and Machac I. Flow of non-Newtonian fluids in fixed and fluidised beds. Chemical Engineering Science 56 (2001) 1-27
2. Clift, R., Grace, J.R, Weber, M.E., 1978. Bubbles, Drops, and Particles. Academic Press, New York, p. 112.
3. Dwivedi P.N., and Upadhyay S.N. Particle-fluid mass transfer in fixed and fluidized beds. Industrial & Engineering Chemistry Process Design and Development 16 2 (1977) 157-165
4. El-Kaissy M.M., and Homsy G.M. A theoretical study of pressure drop and transport in packed beds at intermediate Reynolds numbers. Industrial & Engineering Chemistry Fundamentals 12 (1973) 82-90
5. Gu D.Z., Li Z.X., and Wu D.C. Non-Newtonian flow through assemblage of uniform spheres. Journal of Chengdu University of Science and Technology 4 (1992) 1-12 (in Chinese)
6. Happel J. Viscous flow in multiparticle systems: slow motion of fluids relative to beds of spherical particles. A.I.Ch.E. Journal 4 (1958) 197-201
7. Happel, J., Brenner, H., 1973. Low Reynolds Number Hydrodynamics, second ed. Noordhoff, Leydon, The Netherlands.
8. Juncu Gh. Unsteady conjugate heat transfer for a single particle and in multi-particle systems at low Reynolds numbers. International Journal of Heat and Mass Transfer 41 (1998) 529-536
9. Kromkamp J., van den Ende D., Kandhai D., van den Sman R., and Boom R. Lattice Boltzmann simulation of 2D and 3D non-Brownian suspensions in Couette flow. Chemical Engineering Science 61 (2006) 858-873
10. LeClair B.P., and Hamielec A.E. Viscous flow through particle assemblages at intermediate Reynolds numbers-a cell model for transport in bubbles swarms. Canadian Journal of Chemical Engineering 49 (1971) 713-720
11. Levenspiel, O., 1972. Chemical Reaction Engineering, second ed. Wiley, New York.
12. Mao Z.-S. Numerical simulation of viscous flow through spherical particle assemblage with the modified cell model. Chinese Journal of Chemical Engineering 10 (2002) 149-162
13. Mao Z.-S. The cell model approach to the motion of bubbles in a swarm. Journal of Chemical Industry & Engineering (China) 58 5 (2007) 1155-1162 (in Chinese)
14. Mao, Z.-S., Chen, J.Y., 2002. Numerical approach to the motion and external mass transfer of a drop swarm by the cell model. In: Proceedings of the ISEC 2002, Cape Town, South Africa.
15. Mao Z.-S., and Wang Y.F. Numerical simulation of mass transfer in a spherical particle assemblage with the cell model. Powder Technology 134 (2003) 145-155
16. Mao Z.-S., Li T.W., and Chen J.Y. Numerical simulation of steady and transient mass transfer to a single drop dominated by external resistance. International Journal of Heat and Mass Transfer 44 (2001) 1235-1247
17. Martínez O.M., Barreto G.F., and Lemcoff N.O. Effectiveness factor of a catalyst pellet in a trickle bed reactor: limiting reactant in the gas phase. Chemical Engineering Science 36 (1981) 901-907
18. Mills P.L., and Dudukovic M.P. Analysis of catalyst effectiveness in trickle-bed reactors processing volatile or nonvolatile reactants. Chemical Engineering Science 35 (1980) 2267-2279
19. Ryskin G., and Leal L.G. Numerical solution of free-boundary problems in fluid mechanics. Part 1. The finite-difference technique. Journal of Fluid Mechanics 148 (1984) 1-17
20. Shukla R., and Chhabra R.P. Effect of non-Newtonian characteristics on convective liquid-solid heat transfer in packed and fluidised beds of spherical particles. Canadian Journal of Chemical Engineering 82 (2004) 1071-1075
21. Shukla R., Dhole S.D., Chhabra R.P., and Eswaran V. Convective heat transfer for power law fluids in packed and fluidised beds of spheres. Chemical Engineering Science 59 (2004) 645-659
22. Tal(Thau) R., Lee D.N., and Sirignano W.A. Hydrodynamics and heat transfer in sphere assemblages-cylindrical cell model. International Journal of Heat and Mass Transfer 26 (1983) 1265-1274