DEM-CFD simulations of fixed bed reactors with small tube to particle diameter ratios

Chemical Engineering Journal

Volumn 166, Issue 1, 2011, Pages 324-331

  Eppinger, T ^a   Seidler, K ^a   Kraume, M ^a  

^a TECHNISCHE UNIVERSITÄT BERLIN   (Germany)

Author keywords

CFD; DEM; Fixed bed reactors; Lab scale

Indexed keywords

CALCULATION TIME; CFD; CFD CODES; CFD SIMULATIONS; DEM; FIXED BED; FIXED BED REACTOR; FLUID DOMAIN; LAB-SCALE; MONODISPERSE; PARTICLE DIAMETERS; PARTICLE-WALL CONTACTS; SPHERICAL PARTICLE;

CHEMICAL REACTORS; PARTICLE SIZE;

COMPUTATIONAL FLUID DYNAMICS;

EID: 78650305326     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2010.10.053     Document Type: Article

References (20)

1. Kalthoff O., Vortmeyer D. Ignition/extinction phenomena in a wall cooled fixed-bed reactor-experiments and model-calculations including radial porosity and velocity distributions. Chem. Eng. Sci. 1980, 35:1637-1643.
2. Vortmeyer D., Winter R.P. On the validity limits of packed-bed reactor continuum models with respect to tube to particle diameter ratio. Chem. Eng. Sci. 1984, 39:1430-1432.
3. Daszkowski T., Eigenberger G. A reevaluation of fluid-flow, heat-transfer and chemical-reaction in catalyst filled tubes. Chem. Eng. Sci. 1992, 47:2245-2250.
4. Bey O., Eigenberger G. Fluid flow through catalyst filled tubes. Chem. Eng. Sci. 1997, 52:1356-1376.
5. Giese M., Rottschäfer K., Vortmeyer D. Measured and modeled superficial flow profiles in packed beds with liquid flow. AIChE Journal 1998, 44:484-490.
6. Drahos J., Cermak J., Ziolkowska I., Ziolkowski D. Statistical analysis of local gas velocities an the exit from a packed bed. Chem. Eng. Sci. 1982, 24.
7. Cundall P.A., Strack O.D.L. A discrete numerical model for granular assemblies. Géotechnique 1979, 29:47-65.
8. Bai H., Theuerkauf J., Gillis P.A., Witt P.M. A coupled DEM and CFD simulation of flow field and pressure drop in fixed bed reactor with randomly packed catalyst particles. Ind. Eng. Chem. Res. 2009, 48:4060-4074.
9. Atmakidis T., Kenig E.Y. CFD-based analysis of the wall effect on the pressure drop in packed beds with moderate tube/particle diameter ratios in the laminar flow regime. Chem. Eng. J. 2009, 155:404-410.
10. Guardo A., Coussirat M., Angels Larrayoz M., Recasens F., Egusquiza E. CFD flow and heat transfer in nonregular packings for fixed bed equipment design. Ind. Eng. Chem. Res. 2004, 43:7049-7056.
11. Ookawara S., Kuroki M., Street D., Ogawa K. High-fidelity DEM-CFD modeling of packed bed reactors for process intensification. Proceedings of European Congress of Chemical Engineering (ECCE-6) 2007.
12. Leva M., Grummer M. Pressure drop through packed tubes, Part III: Prediciton of voids in packed tubes. Chem. Eng. Prog. 1947, 43:713-718.
13. Dixon A. Correlations for wall and particle shape effects on fixed bed bulk voidage. Can. J. Chem. Eng. 1988, 66:705-708.
14. M.E. Aerov, Some Problems on Aerodynamics and Heat Exchange in Catalytic Reaction Vessels, PhD Thesis, Moscow (1951).
15. Carman P.C. Fluid flow through granular beds. Trans. Inst. Chem. Eng. 1937, 15:150-166.
16. de Klerk A. Voidage variation in packed beds at small column to particle diameter ratio. AIChE J. 2003, 49:2022-2029.
17. A. Kritschke, Modellierung und experimentelle Untersuchung von Transportprozessen in durchströmten Schüttungen, PhD Thesis, München (2001).
18. Eisfeld B., Schnitzlein K. The influence of confining walls on the pressure drop in packed beds. Chem. Eng. Sci. 2001, 56:4321-4329.
19. Reichelt W. Zur Berechnung des Druckverlustes einphasig durchströmter Kugel- und Zylinderschüttungen. Chem. Ing. Tech. 1972, 44:1068-1071.
20. H. Freund, Ortsaufgelöste Simulation von Transportprozessen in durchströmten Festbetten, PhD Thesis, Erlangen (2007).