Effect of tube shape on the hydrodynamics and tube-to-bed heat transfer in fluidized beds

Applied Thermal Engineering

Volumn 60, Issue 1-2, 2013, Pages 472-479

  Dong, N H ^a   Armstrong, L M ^a   Gu, S ^b   Luo, K H ^a  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^b CRANFIELD UNIVERSITY   (United Kingdom)

Author keywords

Bubbling fluidized bed; Effective thermal conductivity; Heat transfer; Tube shape

Indexed keywords

CHEMICAL REACTORS; FLUID CATALYTIC CRACKING; FLUIDIZATION; GRANULAR MATERIALS; HEAT TRANSFER; HEAT TRANSFER COEFFICIENTS; KINETIC THEORY; PRODUCT DESIGN; THERMAL CONDUCTIVITY; TUBES (COMPONENTS); TWO PHASE FLOW;

BUBBLING FLUIDIZED BED; EFFECTIVE THERMAL CONDUCTIVITY; FLUIDIZED BED REACTORS; HEAT TRANSFER IN FLUIDIZED BEDS; KINETIC THEORY OF GRANULAR FLOW; LOCAL HEAT TRANSFER COEFFICIENT; PHASE VOLUME FRACTION; TUBE SHAPE;

FLUIDIZED BEDS;

EID: 84866949706     PISSN: 13594311     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.applthermaleng.2012.08.018     Document Type: Article

References (14)

1. Bridgwater, A.V., Meier, D., Radlein, D., An overview of fast pyrolysis of biomass. Organic Geochemistry 30 (1999), 1479–1493.
2. Mickley, H.S., Fairbanks, D.F., Mechanism of heat transfer to fluidized beds. AIChE Journal 3 (1955), 374–384.
3. Di Natale, F., Lancia, A., Nigro, R., Surface-to-bed heat transfer in fliudised beds: effect of surface shape. Power Technology 174 (2007), 75–81.
4. Chua, Kel W., Makkawi, Yassir T., Hounslow, Michael J., Time scale analysis for fluidized bed melt granulation I: granule-granule and granule-droplet collision rates. Chemical Engineering Science 66 (2011), 318–326.
5. Kuipers, J.A.M., Prints, W., van Swaaij, W.P.M., Calculation of wall-to-bed heat-transfer-coefficients in gas-fluidized beds. AIChE Journal 38 (1992), 1079–1091.
6. Patil, D.J., Smit, J., van Sint Annaland, M., Kuipers, J.A.M., Wall-to-bed heat transfer in gas-solid bubbling fluidized bed. AIChE Journal 52 (2006), 58–74.
7. Armstrong, L.M., Gu, S., Luo, K.H., Study of wall-to-bed heat transfer in a bubbling fliudized bed using the kinetic theory of granular flow. International Journal of Heat and Mass Transfer 53 (2010), 4949–4959.
8. Schmidt, A., Renz, U., Eulerian computation of heat transfer in fluidized beds. Chemical Engineering Science 54 (1999), 5515–5522.
9. Armstrong, L.M., Gu, S., Luo, K.H., The influence of multiple tubes on the tube-to-bed heat transfer in a fluidized bed. International Journal of Multiphase Flow 36 (2010), 916–929.
10. Yusuf, R., Halvorsen, B., Melaaen, M.C., Eulerian-Eulerian simulation of heat transfer between a gas-solid fluidized bed and an immersed tube-bank with horizontal tubes. Chemical Engineering Science 66 (2011), 1550–1564.
11. Gidaspow, D., Bezburuah, R., Ding, J., Hydrodynamics of circulating fluidized beds, kinetics theory approach, fluidization VII. Proceedings of the 7th Engineering Foundation Conference on Fluidization, 1992, 75–82.
12. Gunn, D.J., Transfer of heat or mass to particles in fixed and fluidized beds. International Journal of Heat and Mass Transfer 21 (1978), 467–476.
13. Syamlal, M., Gidaspow, D., Hydrodynamics of fluidization: prediction of wall to bed heat transfer coefficients. AIChE Journal, 31, 1985, 127.
14. Schmidt, A., Renz, U., Numerical prediction of heat transfer in fluidized beds by a kinetic theory of granular flows. International Journal of Thermal Sciences 39 (2000), 871–885.