Operating conditions of conical spouted beds with a draft tube. Effect of the diameter of the draft Tube and of the height of entrainment zone

Industrial and Engineering Chemistry Research

Volumn 46, Issue 9, 2007, Pages 2877-2884

  San José, María J ^a   Alvarez, Sonia ^a   De Salazar, Alvaro Ortiz ^a   Olazar, Martin ^a   Bilbao, Javier ^a  

^a UNIVERSITY OF THE BASQUE COUNTRY UPV EHU   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTATION THEORY; GAS DYNAMICS; VELOCITY MEASUREMENT;

CONICAL SPOUTED BEDS; CONTACTOR INLET; ENTRAINMENT ZONE;

PACKED BEDS;

COMPUTATION THEORY; GAS DYNAMICS; PACKED BEDS; VELOCITY MEASUREMENT;

EID: 34248397199     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie061449p     Document Type: Article

References (59)

1. Olazar, M.; San José. M. J.; Aguayo, A. T.; Arandes, J. M.; Bilbao, J. Stable Operation Conditions for Gas-Solid Contact Regimes in Conical Spouted Beds. Intl. Eng. Chem. Res. 1992, 31 (7), 1784-1792.
2. San José, M. J. Operation Regimes in Conical Spouted Beds. Stability Conditions and Hydrodynamics, Ph.D. Thesis, University of the Basque Country, Bilbao, Spain, 1991.
3. San José, M. J.; Olazar, M.; Aguayo, A. T.; Arandes, J. M; Bilbao, J. Design and Hydrodynamics of Conical Jet Spouted Beds. In Récent Progrès en Génie des Procédés, La Fluidisation; Laguerie, C., Guigon, P., Eds.; Lavoisier-Technique et documentation: París, 1991; Vol. 5, pp 146-153.
4. Buchanan, R. H.; Wilson, B, Fluid-Lift Solids Recirculator. Mech. Chem. Eng. Trans. 1965, 1 (1), 117-124.
5. Muir, J. R.; Berruti, F.; Behie, L. A. Solids Circulation in Spouted and Spout-Fluid Beds with Draft Tubes. Chem. Eng. Commun. 1990, 88, 153-171.
6. Konduri, R. K.; Altwicker, E. R.; Morgan, M. H., III. Atmospheric Spouted Bed Combustion: The Role of Hydrodynamics in Emissions Generation and Control. Can. J. Chem. Eng. 1995, 73 (5), 744-754.
7. Ishikura, T.; Nagashima, H.; Ide, M. Hydrodynamics of a Spouted Bed with a Porous Draft Tube Containing a Small Amount of Finer Particles. Powder Technol. 2003, 131, 56-65.
8. Khoe, G. K.; Van Brakel, J. Drying Characteristics of a Draft Tube Spouted Bed. Can. J. Chem. Eng. 1983, 61, 411-418.
9. Claflin, J. K.; Fane, A. G. Spouting with a Porous Draft Tube. Can. J. Chem. Eng. 1983, 61 (3), 356-363.
10. Claflin, J. K.; Fane, A. G. Gas Distribution and Heat Transfer in a Draft-Tube Spouted Bed. In Fluidization and Fluid Particle Systems: Recent Advances; AIChE Symposium Series. No. 241; American Institute of Chemical Engineers: New York, 1984; Vol. 80. pp 17-23.
11. Tulasidas, T. N.; Kudra, T.; Raghavan, G. S. V.; Mujumdar, A. S. Effect of Bed-Height on Drying of Shelled Corn in a Two-Dimensional Spouted Bed Equipped With Drafl Plates. Proceedings of the 8th International Drying Symposium (IDS '92), 1992: pp 1564-1570.
12. Colley, M. I. Radio Frequency Enhanced Draft Tube Spouted Bed Dryer. Drying Technol. 1993, 11 (2), 355-368.
13. Bartoszewicz, T.; Kmiec, A.; Ludwig, W. Hydrodynamic Characteristics of a Spouted Bed Dryer with a Draft Tube. In Drying 96, Proceedings of the 10th International Drying Symposium (IDS '96), 1996; pp 417-426.
14. Passos, M. L.; Oliveira, L. S.; Franca, A. S.; Massarani, G. Bixin Powder Production in Conical Spouted Bed Units. Drying Technol. 1998, 16 (9&10), 1855-1879.
15. Hattori, H.; Morimoto, T.; Yamaguchi, M.; Onezawa, T.; Arai, C. Drying of Porous Solid Particles in Various-Shaped Spouted Bed with a Draft-Tube. J. Chem. Eng. Jpn. 2001, 34 (12). 1549-1552.
16. Freitas, L. A. P.; Freire, J. T. Gas-to-Particle Heat Transfer in the Draft Tube of a Spouted Bed. Drying Technol. 2001, 19 (6), 1065-1082.
17. Freitas, L. A. P.; Freire, J. T. Heat Transfer in a Draft Tube Spouted Bed with Bottom Solids Feed. Powder Technol. 2001, 114 (1-3), 152-162.
18. Freitas, L. A. P.; Freire, J. T. Sensitivity Analysis on the Fluid Dynamics of a Draft Tube Spouted Bed with Bottom Particles Feed. Drying Technol. 2002, 20 (6), 1161-1175.
19. Ando, S.; Maki, T.; Nakagawa, Y.; Namiki, N.; Emi, H.; Otani, Y. Analysis of the Drying Process of Seed Particles in a Spouted Bed with a Draft Tube. Adv. Powder Technol. 2002, 13 (1), 73-91.
20. Szafran, R. G.; Kmiec, A. CFD Modeling of Heat and Mass Transfer in a Spouted Bed Dryer. Ind. Eng. Chem. Res. 2004, 43 (4), 1113-1124.
21. Konduri, R. K.; Altwicker, E. R.; Morgan, M. H., III. Design and Scale-up of a Spouted-Bed Combustor. Chem. Eng. Sci. 1999, 54 (2), 185-204.
22. San José, M. J.; Alvarez, S.; Izquierdo, M. A.; Aguado, R.; Olazar, M. Conical Spouted Bed Technology with Internal Devices for Combustion of Wood Wastes. In 15th International Congress of Chemical and Process Engineering - CHISA; Praga, 2002; pp 271-272.
23. San José, M. J.; Alvarez, S.; Ortiz de Salazar, A.; Olazar, M.; Bilbao, J. Operation Conditions in the Treatment of Biomass Wastes by Combustion in a Conical Spouted Bed. Presented at the Science in Thermal and Chemical Biomass Conversion Conference, Vancouver, Canada, 2004; Paper No. C39.
24. Eng, J. H.; Svrcek, W. Y.; Benie, L. A. Dynamic Modeling of a Spouted Bed Reactor with a Draft Tube. Ind. Eng. Chem. Res. 1989, 28 (12), 1778-1785.
25. Stocker, R. K.; Eng, J. H.; Svrcek, W. Y.; Behie, L. A. Ultrapyrolysis of Propane in a Spouted-Bed Reactor with a Draft Tube. AIChE J. 1989, 35 (10), 1617-1624.
26. Vogiatzis, A. L.; Afara, S.; Briens, C. L.; Bergougnou, M. A. Circulating Fluidized Bed Technology II; Basu, P., Large, J. F., Eds.; Pergamon Press: Oxford, New York, 1988; p 483.
27. Ferreira, M. C.; Freire, J. T. Fluid Dynamics Characterization of a Pneumatic Bed Using a Spouted Bed Type Solid Feeding System. Can. J. Chem. Eng. 1992, 70, 905-909.
28. Milne, B. J.; Berruti, F.; Behie, L. A.; Bruijn, T. J. W. D. The Internally Circulating Fluidized Bed (ICFB). A Novel Solution to Gas Bypassing in Spouted Beds. Can. J. Chem. Eng. 1992, 70, 910-915.
29. Pugsley, T. S.; Milne, B. J.; Berruti, F. An Innovative Non-Mechanical Solids Feeder for High Solids Mass Fluxes in Circulating Fluidized Bed Risers. Powder Technol. 1996, 88, 123-131.
30. Fukumori, Y.; Ichikawa, H. Microencapsulation of Pharmaceuticals by Fluidized Bed Process. J. Soc. Powder Technol. Jpn. 1997, 34, 536-544.
31. Littman, H.; Morgan, M. H., III; Morgan, C. B. A New Computer Controlled Wurster-type Particle Coating Apparatus. In Advances in Fluidized and Fluid Particle Systems; AIChE Symposium Series No. 317; American Institute of Chemical Engineers; New York. 1997; pp 125-130.
32. Ijichi, K.; Uemura, Y.; Hatate, Y. Coating of Particles with Finer Particles Using a Draft-Tube Spouted-Bed. J. Chem. Eng. Jpn. 2000, 33 (3), 526-528.
33. Ijichi, K.; Tsutsui, T.; Uemura, Y.; Hatate, Y. Mono-core Coating of Fine Particles with Finer Particles by Means of a Draft-Tube Spouted-Bed with Medium Particles. J. Chem. Eng. Jpn. 2003, 36 (10), 1282-1287.
34. Subramanian, G.; Turton, R.; Shelukar, S.; Flemmer, L. Effect of Tablet Deflectors in the Draft Tube of Fluidized/Spouted Bed Coaters. Ind. Eng. Chem. Res. 2003, 42 (12), 2470-2478.
35. Publio, M. C. P.; Oliveira, W. P. Effect of the Equipment Configuration and Operating Conditions on Process Performance and on Physical Characteristics of the Product During Coating in Spouted Bed. Can. J. Chem. Eng. 2004, 82 (1), 122-133.
36. Krambrock, W. Mixing and Homogenizing of Granular Bulk Material in a Pneumatic Mixer Unit. Powder Technol. 1976, 15, 199-206.
37. Hattori, H.; Nagai, T. Spouted Bed with a Draft-Tube without Gas Inlet Nozzle or Orifice. J. Chem. Eng. Jpn. 1996, 29 (3), 484-487.
38. Hatate, Y.; Ijichi, K.; Uemura, Y. Flow Characteristics of Draft Tube Spouted Bed and Its Applications. J. Soc. Powder Technol. Jpn. 1997, 34, 343-360.
39. Yang, W. C.; Keairns, D. L. Studies on the Solid Circulation Rate and Gas Bypassing in Spouted Bed with a Draft Tube. Can. J. Chem. Eng. 1983, 61 (3), 349-355.
40. Berruti, F.; Muir, J. R.; Behie, L. A. Solids Circulation in a Spout-Fluid Bed with Draft Tube. Can. J. Chem. Eng. 1988, 66 (6), 919-923.
41. Ji, H.; Tsutsumi, A.; Yoshida, K. Characteristics of Particle Circulation in a Spouted Bed with a Draft Tube. In Advances in Fluidized and Fluid Particle Systems; AIChE Symposium Series No. 317; American Institute of Chemical Engineers; New York, 1997; pp 131-135.
42. Ji, H.; Tsutsumi, A.; Yoshida, K. Solid Circulation in a Spouted Bed with a Draft Tube. J. Chem. Eng. Jpn. 1998. 31 (5), 842-845.
43. Hattori, H.; Nagai, T.; Ohshima, Y.; Yoshida, M.; Nagata, A. Solids Circulation Rate in Screen-Bottomed Spouted Bed with Draft-Tube. J. Chem. Eng. Jpn. 1998, 31 (4), 633-635.
44. Ijichi, K.; Miyauchi, M.; Uemura, Y.; Hatate, Y. Characteristics of Flow Behavior in Semi-Cylindrical Spouted Bed with Draft Tube. J. Chem. Eng. Jpn. 1998, 31 (5), 677-682.
45. Hattori, H.; Ito, S.; Onezawa, T.; Yamada, K.; Yanai, S. Fluid and Solids Flow Affecting the Solids Circulation Rate in Spouted Beds with a Draft-Tube. J. Chem. Eng. Jpn. 2004, 37 (9), 1085-1091.
46. Matthew, M. C.; Morgan, M. H., III; Littman, H. Study of the hydrodynamics within a draft tube spouted bed system. Can. J. Chem. Eng. 1988, 66 (6), 908-918.
47. Stocker, R. K.; Eng, J. H.; Behie, L. A. Hydrodynamic and Thermal Modeling of a High-Temperature Spouted-Bed Reactor with a Draft Tube. Can. J. Chem. Eng. 1990, 68 (2), 302-311.
48. Swasdisevi, T.; Tanthapanichakoon, W.; Charinpanitkul, T.; Kawaguchi, T.; Tanaka, T.; Tsuji, Y. Investigation of Fluid and Coarse-Particle Dynamics in a Two-Dimensional Spouted Bed. Chem. Eng. Technol. 2004, 27(9), 971-981.
49. Ijichi, K.; Uemura, Y.; Hatate, Y.; Tanaka, Y. Flow Characteristics of Draft Tube Spouted Bed and Its Application. J. Soc. Powder Technol. Jpn. 1996, 34 (5), 343-360.
50. Olazar, M.; San José, M. J.; Peñas, F. J.; Aguayo, A. T.; Bilbao, J. Stability and Hydrodynamics of Conical Spouted Beds with Binary Mixtures. Ind. Eng. Chem. Res. 1993, 32, 2826-2834.
51. San José, M. J.; Olazar, M.; Aguayo, A. T.; Arandes, J. M.; Bilbao, J. Expansion of Spouted Beds in Conical Contactors. Chem. Eng. J. 1993, 51, 45-52.
52. Olazar, M.; San José, M. J.; Alvarez, S.; Morales, A.; Bilbao, J. Design in Conical Spouted Beds for the Handling of Low-Density Solids. Ind. Eng. Chem. Res. 2004, 43, 655-661.
53. San José, M. J.; Alvarez, S.; Ortiz de Salazar, A.; Olazar, M.; Bilbao, J. Spout Geometry in Shallow Spouted Beds with Solids of Different Density and Different Sphericity. Ind. Eng. Chem. Res. 2005, 44, 8393-8400.
54. Erbil, A. C. Annulus Leakage and Distribution of the Fluid Flow in a Liquid Spout-Fluid Bed with a Draft Tube. Chem. Eng. Sci. 2003, 58 (20), 4739-4745.
55. Geldart, D. Types of Gas Fluidization. Powder Technol. 1973, 7 (5), 285-292.
56. Geldart, D. Gas Fluidization Technology; Wiley: New York, 1986.
57. Olazar, M.; San José, M. J.; Llamosas, R.; Bilbao, J. Hydrodynamics of Sawdust and Mixtures of Wood Residues in Conical Spouted Beds. Ind. Eng. Chem. Res. 1994, 33, 993-1000.
58. San José, M. J.; Olazar, M.; Aguayo, A. T.; Arandes, J. M.; Bilbao, J. Hydrodynamics Correlations of Conical Jet Spouted Beds. In Fluidization VII: Engineering Foundation: New York, 1992; pp 381-388.
59. Mathur, K. B.; Gishler, P. E. A Technique for Contacting Gases with Coarse Solid Particles. AIChE J. 1955, 1, 157-164.