Effects of probe numbers and arrangement on the measurement of charge distributions around a rising bubble in a two-dimensional fluidized bed

Chemical Engineering Science

Volumn 61, Issue 19, 2006, Pages 6499-6510

  Chen, Aihua ^a   Bi, Hsiaotao ^a   Grace, John R ^a  

^a UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

Charge density distribution; Gas solids fluidized bed; Induction probes; Signal reconstruction

Indexed keywords

BUBBLES (IN FLUIDS); COMPUTER SIMULATION; MATHEMATICAL MODELS; PROBES; SIGNAL RECONSTRUCTION;

CHARGE DENSITY DISTRIBUTION; GAS-SOLIDS FLUIDIZED BED; INDUCTION PROBES;

FLUIDIZED BEDS;

BUBBLES (IN FLUIDS); COMPUTER SIMULATION; FLUIDIZED BEDS; MATHEMATICAL MODELS; PROBES; SIGNAL RECONSTRUCTION;

EID: 33747007898     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ces.2006.05.047     Document Type: Article

References (16)

1. Armour-Chelu D.I., Woodhead S.R., and Barnes R.N. The electrostatic charging trends and signal frequency analysis of a particulate material during pneumatic conveying. Powder Technology 96 (1998) 181-189
2. Boland, D., Geldart, D., 1971/1972. Electrostatic charging in gas fluidized beds. Powder Technology 5, 289-297.
3. Chen A.H., Bi H.T., and Grace J.R. Measurement of particle charge-to-mass ratios in a gas-solids fluidized bed by a collision probe. Powder Technology 135-136 (2003) 181-191
4. Chen A.H., Bi H.T., and Grace J.R. Effects of charge distribution around bubbles on charge induction and transfer to a ball probe in gas-solid fluidized beds. Journal of Electrostatics 58 (2003) 91-115
5. Chen A., van Willigen F.K., van Ommen J.R., Bi H.T., and Grace J.R. Charge distribution around a rising bubble in a two-dimensional fluidized bed. A.I.Ch.E. Journal 52 (2006) 174-184
6. Chen, A., Bi, H.T., Grace, J.R., 2006b. Charge distribution around a single bubble in a two-dimensional fluidized bed by signal reconstruction. Powder Technology, in review.
7. Ciborowski J.S., and Woldarski A. On electrostatic effects in fluidized beds. Chemical Engineering Science 17 (1962) 23-32
8. Cross J. Electrostatics: Principles, Problems and Applications (1987), Hilger, Bristol
9. Gajewski, J., 1999. Static characteristics of an electrostatic flow probe. Journal of Electrostatics, 4849-4864.
10. Gidaspow D., Wasan D., Saxena S.Y., Shih T., Guta R., and Mukherjee A. Electrostatic desulfurization of coal in fluidized beds and conveyors. A.I.Ch.E. Symposium Series 83 (1986) 255-74-85
11. Guardiola J., Rajo V., and Ramos G. Influence of particle size fluidization velocity and relative humidity on fluidized bed electrostatics. Journal of Electrostatics 37 (1996) 1-20
12. Loser T., Wajman R., and Mewes D. Electrical capacitance tomography: image reconstruction along electrical field lines. Measurement Science Technology 12 (2001) 1083-1091
13. Park A.-H., Bi H.T., Grace J.R., and Chen A. Modeling charge transfer and induction in gas-solid fluidized beds. Journal of Electrostatics 55 (2002) 135-168
14. Park A.-H., Bi H.T., and Grace J.R. Reduction of electrostatic charges in gas-solid fluidized beds. Chemical Engineering Science 57 (2002) 153-162
15. Woodhead, S.R., 1992. The measurement of particle velocity and suspension density in pneumatic coal injection systems. Ph.D. Thesis, University of Greenwich, London, UK.
16. Zhu C., and Soo S.L. A modified theory for electrostatic probe measurements of particle mass flows in dense gas-solid suspensions. Journal of Applied Physics 72 (1992) 2060-2062