Time-resolved γ-densitometry imaging within fluidized beds

Industrial and Engineering Chemistry Research

Volumn 44, Issue 16, 2005, Pages 6181-6187

  Mudde, R F ^a   Bruneau, P R P ^a   Van Der Hagen, T H J J ^a  

^a DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

FLOW VISUALIZATION; FLUIDIZED BEDS; GAMMA RAYS; IMAGING TECHNIQUES; MULTIPHASE FLOW; SAMPLING;

SPATIAL RESOLUTION; TEMPORAL RESOLUTION; TIME-RESOLVED Γ-DENSITOMETRY IMAGING; TWO-DIMENSIONAL VOID FRACTION DISTRIBUTION;

DENSITOMETERS;

FLUIDIZED BED;

EID: 23944480853     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie049091p     Document Type: Article

References (23)

1. Parker, D. J.; Broadbent, C. J.; Fowles, P.; Hawkesworth, M. R.; McNeil, P. Positron emission particle tracking - A technique for studying flow within engineering equipment. Nucl. Instrum. Methods A 1993, 326, 592.
2. Stellema, C. S.; Vlek, J.; Mudde, R. F.; De Goeij, J. J. M.; Van den Bleek, C. M. Development of an improved positron emission particle tracking system. Nucl. Instrum. Methode A 1998, 404, 334.
3. Seeger, A.; Affeld, K.; Goubergrits, L.; Kertzscher, U.; Wellnhofer, E. X-ray-based assessment of the three-dimensional velocity of the liquid phase in a bubble column. Exp. Fluids 2001, 31, 193.
4. Devanathan, N.; Moslemian, D.; Duduković, M. P. Flow mapping in bubble columns using CARPT. Chem. Eng. Sci. 1990, 45, 2285.
5. Yang, Y. B.; Devanathan, N.; Duduković, M. P. Liquid backmixing in bubble columns via computer-automated radioactive particle tracking CARPT. Exp. Fluids 1993, 16, 1.
6. Degaleesan, S.; Duduković, M. P.; Pan, Y. Experimental study of gas-induced liquid-flow structures in bubble columns. AIChE J. 2001, 47, 1913.
7. Kühn, F. T.; Schouten, J. C.; Mudde, R. F.; Van den Bleek, C. M.; Scarlett, B. Analysis of chaos in fluidization using electrical capacitance tomography. Meas. Sci. Technol. 1996, 7, 361.
8. Reinecke, N.; Mewes, D. Recent developments and industrial research applications of capacitance tomography. Meas. Sci. Technol. 1996, 7, 233.
9. Beck, M. S.; Dyakowski, T.; Williams, R. A. Process tomography-The state of the art. Trans. Inst. Meas. Control 1998, 20, 163.
10. Kumar, S. B.; Moslemian, D.; Duduković, M. P. A gamma ray tomographic scanner for imaging void fraction distribution in bubble columns. Flow Meas. Instrum. 1995, 6, 61.
11. Kumar, S. B.; Moslemian, D.; Duduković, M. P. Gas holdup measurements in bubble columns using computed tomography. AIChE J. 1997, 43, 1414.
12. Kumar, S. B.; Duduković, M. P. Computer assisted gamma and X-ray tomography: Applications to multiphase flow systems. In Noninvasive Monitoring of Multiphase Flows; Chaouki, J., Larachi, F., Duduković, M. P., Eds.; Elsevier: New York, 1997; Chapter 2, p 43.
13. Duduković, M. P. Opaque multiPhase reactor: Experimentation, modeling and troubleshooting. Oil Gas Sci. Technol. Rev. IFP 2000, 55, 135.
14. Shollenberger, K. A.; Torczynski, J. R.; Adkins, D. R.; O'Hern, T. J.; Jackson, N. B. Gamma-densitometry tomography of gas holdup spatial distribution in industrial-scale bubble columns. Chem. Eng. Sci. 1997, 52, 2037.
15. Mudde, R. F.; Harteveld, W. K.; Van den Akker, H. E. A.; Van der Hagen, T. H. J. J.; Van Dam, H. Gamma radiation densitometry for studying the dynamics of fluidized beds. Chem. Eng. Sci. 1999, 54, 2047.
16. Kunii, D.; Levenspiel, O. Fluidization Engineering, 2nd ed.; Butterworth-Heinemann: Boston, 1991.
17. Rots, P. E. A.; Mudde, R. F.; Van den Akker, H. E. A.; Van der Hagen, T. H. J. J.; Van Dam, H. Fluidized bed nuclear fission reactor. Chem. Eng. Sci. 1996, 51, 2763.
18. Kloosterman, J. L.; Golovko, V. V.; Van Dam, H.; Van der Hagen, T. H. J. J. Conceptual design of a fludized bed nuclear reactor. Nucl. Sci. Eng. 2001, 139, 118.
19. Brooks, R. A.; DiChiro, G. Principles of computer assisted tomography (CAT) in radiographic and radioscopic imaging. Phys. Med. Biol. 1976, 21, 689.
20. Herman, G. T. Image Reconstruction from Projections - The Fundamentals of Computerized Tomography; Academic Press: New York, 1980.
21. Kak, M.; Slaney, M. Principles of Computerized Tomographic Imaging; IEEE Press: New York, 1988.
22. Mishra, D.; Muralidhar, K.; Munshi, P. A robust MART algorithm for tomographic applications. Numer. Heat Transfer, Part B 1999, 35, 485.
23. Subbarao, P. M.; Munshi, P.; Muralidhar, K. Performance of iterative tomograpghic algorithms applied to non-destructive evaluation with limited data. NDT&E Int. 1997, 30, 359.