Fluidization of nano-powders: Effect of sound vibration and pre-mixing with group A particles

Powder Technology

Volumn 206, Issue 3, 2011, Pages 327-337

  Ajbar, A ^a   Bakhbakhi, Y ^a   Ali, S ^a   Asif, M ^a  

^a KING SAUD UNIVERSITY   (Saudi Arabia)

Author keywords

Fluidization; Group A; Mixing; Nano material; Nano powder; Sound

Indexed keywords

ADDITIVE MATERIALS; AEROSILS; AVERAGE PRESSURES; BED MATERIALS; BULK DENSITY; DIGITAL IMAGE; FLUIDIZATION DYNAMICS; GROUP A; IN-SITU MONITORING; NANO POWDERS; NANOMATERIAL; PARTICLE MIXING; PERIODIC BEHAVIOR; PHARMACEUTICAL INDUSTRY; PRESSURE FLUCTUATION; PRINCIPAL EIGENVALUES; QUANTITATIVE TOOL; SAMPLING FREQUENCIES; SILICON DIOXIDE; SOUND; SOUND VIBRATIONS; SOUND-ASSISTED FLUIDIZATION; SUPERFICIAL GAS VELOCITIES; TEST SECTIONS; TIME AND FREQUENCY DOMAINS;

AGGLOMERATION; AMORPHOUS SILICON; DRUG PRODUCTS PLANTS; EIGENVALUES AND EIGENFUNCTIONS; FLUID DYNAMICS; MIXING; NANOSTRUCTURED MATERIALS; POWDERS; SILICA; TRANSDUCERS;

FLUIDIZATION;

NANOPARTICLE;

ARTICLE; BULK DENSITY; CHEMICAL REACTION KINETICS; CONTROLLED STUDY; FLUIDIZATION; FLUIDIZED BED; GAS FLOW; PARTICLE SIZE; POWDER; QUALITY CONTROL; QUANTITATIVE ANALYSIS; REACTION TIME; SIGNAL NOISE RATIO; SOUND PRESSURE; TURBULENT FLOW; VIBRATION;

EID: 78649712271     PISSN: 00325910     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.powtec.2010.09.038     Document Type: Article

References (35)

1. Matsuda S., Hatano H., Tsutusmi A. Ultrafine particle fluidization and its application to photocatalytic NOx treatment. Chem. Eng. J. 2001, 82:183-188.
2. Wang Y., Wei F., Luo G., Yu H., Gu G. The large-scale production of carbon nanotubes in a nano-agglomerate fluidized-bed reactor. Chem. Phys. Lett. 2002, 364:568-572.
3. Geldart D. Types of fluidization. Powder Technol. 1973, 7:285-292.
4. Geldart D., Harnby N., Wong A.C. Fluidization of cohesive powders. Powder Technol. 1983, 37:25-37.
5. Morooka S., Kusakabe K., Kobata A., Kato Y. Fluidization state of ultra fine powders. J. Chem. Eng. Jpn. 1988, 21:41-46.
6. Jung J., Gidaspow D. Fluidization of nano-size particles. J. Nanopart. Res. 2002, 4:483-497.
7. Zhu C., Yu Q., Dave R.N., Pfeffer R. Gas fluidization characteristics of nanoparticle agglomerates. AIChE J. 2005, 51:426-439.
8. Wiemer A.W., Hakim L.F., Portman J.L., Casper M.D. Aggregation behavior of nanoparticles in fluidized beds. Powder Technol. 2005, 160:149-160.
9. Wang X.S., Rahman F., Rhodes M.J. Nanoparticle fluidization and Geldart's classification. Chem. Eng. Sci. 2007, 62:3455-3461.
10. Qian G.H., Bagyi I., Burdick I.W., Pfeffer R., Shaw H., Stevens J. Gas-solid fluidization in a centrifugal field. AIChE J. 2001, 47:1022-1034.
11. Zhu J., Xu C. Parametric study of fine particle fluidization under mechanical vibration. Powder Technol. 2006, 161:135-144.
12. Quintanilla M.A.S., Valverde J.M., Castellanos A., Lepek D., Pfeffer R., Dave R.N. Nanofluidization as affected by vibration and electrostatic fields. Chem. Eng. Sci. 2008, 63:5559-5569.
13. Yang J., Zhou T., Song L. Agglomerating vibro-fluidization behavior of nano-particles. Adv. Powder Technol. 2009, 20:158-163.
14. Ding P., Orwa M.G., Pacek A.W. De-agglomeration of hydrophobic and hydrophilic silica nano-powders in a high shear mixer. Powder Technol. 2009, 195:221-226.
15. Yu Q., Dave R.N., Zhu C., Quevedo J.A., Pfeffer R. Enhanced fluidization of nanoparticles in an oscillating magnetic field. AIChE J. 2005, 51:1971-1979.
16. Zhu C., Liu G., Yu Q., Pfeffer R., Dave R.N., Nam C.H. Sound assisted fluidization of nanoparticle agglomerates. Powder Technol. 2004, 141:119-123.
17. Liu H., Guo Q., Chen S. Sound-assisted fluidization of SiO2 nanoparticles with different surface properties. Ind. Eng. Chem. Res. 2007, 46:1345-1349.
18. Ammendola P., Chirone R. Role of sound vibration during aeration of nanosized powders. ECI Conference on the 12th International Conference on Fluidization - New Horizons in Fluidization Eng. Vancouver, Canada 2007, F. Berruti, X.(Bi, T. Pugsley (Eds.).
19. Ding P., Pacek A.W. De-agglomeration of goethite nano-particles using ultrasonic comminution device. Powder Technol. 2008, 187:1-10.
20. Espin M.J., Valverde J.M., Quintanilla M.A.S., Castellanos A. Electromechanics of fluidized beds of nanoparticles. Phys. Rev. E 2009, 79:011304.
21. J.A. Quevedo , A. Omosebi, R. Pfeffer, Fluidization enhancement of agglomerates of metal oxide nanopowders by microjets, AIChE J. 56 (2010) 1456-1468.
22. Dutta A., Dullea L.V. Effects of external vibration and the addition of fibers on the fluidization of a fine powder. AIChE Symp. Ser. 1991, 87:38-46.
23. Zhou T., Li H.-Z. Effects of adding different size particles on fluidization of cohesive particles. Powder Technol. 1999, 102:215-220.
24. Ajbar A., Alhumaizi K., Asif M. Improvement of the fluidizability of cohesive powders through mixing with small proportions of group a particles. Can. J. Chem. Eng. 2005, 83:930-943.
25. Li A., Zhou Y., Shi Y., et al. Fluidization state of primary nano-particles SiO2 mixed with large particles. Chem. Eng. Des. 2004, 14:43-45. (Chinese).
26. Song L., Zhou T., Yang J. Fluidization behavior of nano-particles by adding coarse particles. Adv. Powder Technol. 2009, 20:366-370.
27. S.Y. Wu, J. Baeyens, Segregation by size difference in gas fluidized beds. Powder Technol. 98 (1998) 139-150.
28. Chiba S., Nienow A.W., Chiba T., Kobayashi H. Fluidised binary mixtures in which the denser component may be flotsam. Powder Technol. 1980, 26:1-10.
29. Asif M. Predicting binary-solid fluidized bed behavior using averaging approaches. Powder Technol. 2002, 127:226-238.
30. Asif M., Kalogerakis N., Behie L.A. Distributor effects in liquid fluidized beds of low-density particles. AIChE J. 1991, 37:1825-1831.
31. J. Zhu, H. Zhang, Fluidization additives to fine powders, U.S. Patent 6833185, December, (2004).
32. Daw C., Lawkins W., Downing D., Clapp N.E. Chaotic characteristics of a complex gas-solid flow. Phys. Rev. A 1990, 41:1179-1181.
33. Skrzycke D.P., Nguyen K., Daw C.S. Characterization of the fluidization behavior of different solid types based on chaotic time series analysis of pressure signals. Proc. 12th Int. Conf. on Fluidized Bed Combustion 1993, 155-166. ASME, San Diego.
34. van den Bleek C.M., Schouten J.C. Deterministic chaos: a new tool in fluidized bed design and operation. Chem. Eng. J. Biochem. Eng. J. 1993, 53:75-87.
35. Broomhead D.S., King G.P. Extracting qualitative dynamics from experimental data. Phys. D 1986, 20:217-236.