Temporary defluidization in fine powder fluidized beds caused by changing the fluidizing gas

Chemical Engineering Science

Volumn 61, Issue 8, 2006, Pages 2428-2436

  Reichhold, Alexander ^a   Kronberger, Bernhard ^a   Friedl, Günther ^a  

^a VIENNA UNIVERSITY OF TECHNOLOGY   (Austria)

Author keywords

Agglomeration; Converter dust; Defluidization; Fluidization; Sintering

Indexed keywords

ELECTRIC CONVERTERS; FLUIDIZED BEDS; INERT GAS WELDING; PRESSURE DROP; SINTERING;

BED PRESSURE DROP; CONVERTER DUST; DEFLUIDIZATION; FLUIDIZING GASES;

FLUIDIZATION;

ELECTRIC CONVERTERS; FLUIDIZATION; FLUIDIZED BEDS; INERT GAS WELDING; PRESSURE DROP; SINTERING;

EID: 32844467758     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ces.2005.10.054     Document Type: Article

References (26)

1. U. Arena, and M.L. Mastellone Defluidization phenomena during pyrolysis of two plastic wastes Chemical Engineering Science 55 2000 2849 2860
2. Baeyens, J., 1981. Gas Fluidization, Short Course, Institute of Chemical Engineering, University of Bradford.
3. R.R. Cranfield, and D. Geldart Large particle fluidisation Chemical Engineering Science 29 1974 935 947
4. P. Compo, R. Pfeffer, and G.I. Tardos Minimum sintering temperatures and defluidization characteristics of fluidizable particles Powder Technology 51 1987 85 101
5. F.J. Davidson, R. Clift, and D. Harrison Fluidization second ed 1985 Academic Press New York
6. Delvinquier, V., Fatah, N., Pietrzyk, S., Dauphin, J.Y., 1995. Defluidization at high temperature in fluidized bed of sand by addition of calcium carbonate. ASME-Proceedings of the 13th International Conference on Fluidized Bed Combustion, vol. 2, pp. 801-806.
7. Friedl, G., 2001. Spezielle Verfahrenstechnische Aspekte der Behandlung von Konverterstaub im Staubkreislauf des LD-Prozesses. Ph.D. Thesis, TU Vienna.
8. D. Geldart Gas Fluidization Technology 1986 Wiley New York
9. A. Habermann, F. Winter, F. Hofbauer, J. Zirngast, and J.L. Schenk An experimental study of the kinetics of fluidized bed iron ore reduction ISIJ International 40 2000 93
10. Hamaker, H.C., 1937. Physica 4 (10), 1058-1072.
11. N. Haug, H.-U. Pfensig, E. Schütt, and U. Wiesmann Diffusion of binary gas mixtures in catalysts Chemical Engineering and Technology 42 1970 1023 1030
12. S. Hayashi, and Y. Iguchi Factors affecting the sticking of fine iron during fluidized bed reduction ISIJ International 32 1992 962 971
13. F. Johnsson, S. Andersson, and B. Leckner Expansion of a freely bubbling fluidized bed Powder Technology 68 1991 117 123
14. T. Kai, and S. Furusaki Methanation of carbon dioxide and fluidization quality in a fluid bed reactor - the influence of a decrease in gas volume Chemical Engineering Science 41 2 1987 335 339
15. T. Kai, and T. Takahashi Formation of particle agglomeration after switching gases A.I.Ch.E. Journal 43 2 1997 357 362
16. T. Kai, T. Kamei, and T. Takahashi Effect of gas adsorption on defluidization after switching fluidizing gases A.I.Ch.E. Journal 44 2 1997 491 494
17. D. Kunii, and D. Levenspiel Fluidization Engineering second ed 1991 Butterworth-Heinemann Boston
18. T. Mikami, H. Kamiya, and M. Horio The mechanism of defluidization of iron particles in a fluidized bed Powder Technology 89 1996 231 238
19. K. Miyagawa, A. Kamijyo, and M. Deguchi CAMP-ISIJ 2 1989 118
20. S. Mori, and C.Y. Wen Estimation of bubble diameter in gaseous fluidized beds A.I.Ch.E. Journal 21 1 1975 109 115
21. K. Rietema, and J. Hoebink Transient phenomena in fluidized beds when switching the fluidizing agent from one gas to another Powder Technology 18 1977 257 265
22. J.H. Siegel High temperature defluidization Powder Technology 38 1984 13 22
23. S.P. Sit, and J.R. Grace Interphase mass transfer in an aggregative fluidized bed Chemical Engineering Science 33 1978 1115 1122
24. G. Tardos, and R. Pfeffer Chemical reaction induced agglomeration and defluidization of fluidized beds Powder Technology 85 1995 29 35
25. R.D. Toomey, and H.F. Johnstone Gaseous fluidization of solid particles Chemical Engineering Progress 48 1952 220
26. H.-X. Xie The role of interparticle forces in the fluidization of fine particles Powder Technology 94 1997 99 108