A numerical study of heat transfer mechanisms in gas-solids flows through pipes using a coupled CFD and DEM model

Drying Technology

Volumn 21, Issue 9, 2003, Pages 1839-1866

  Li, Jintang ^a   Mason, David J ^b   Mujumdar, Arun S ^c  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

^b UNIVERSITY OF BRIGHTON   (United Kingdom)

^c NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

Modelling; Particles; Particulate flow; Pneumatic drying; Thermal structure; Velocity profile

Indexed keywords

BOUNDARY LAYERS; COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; FINITE DIFFERENCE METHOD; FLOW OF FLUIDS; MATHEMATICAL MODELS; PIPE;

THERMAL ENERGY TRANSFER;

HEAT TRANSFER;

COMPUTATIONAL FLUID DYNAMICS; DRYING; GAS-SOLID TWO-PHASE FLOW; HEAT TRANSFER; PARTICULATE FLOW; PIPE FLOW; PNEUMATIC DRYER;

EID: 0345393187     PISSN: 07373937     EISSN: None     Source Type: Journal    
DOI: 10.1081/DRT-120025511     Document Type: Article

References (36)

1. Reising, G.F.S. Dust suspension-a novel heat transfer medium. Chem. Proc. Eng. 1965, 46, 436.
2. Schluderberg, D.C.; Whitelaw, R.L.; Carlson, R.W. Gaseous suspensions-a new reactor coolant. Nucleonics 1961, 19, 67.
3. Botterill, J.S.M. Fluid-Bed Heat Transfer: Gas-Fluidized Bed Behavior and its Influence on Bed Thermal Properties; Academic Press: New York, 1975.
4. Wu, R.L.; Grace, J.R.; Lim, C.J. A model for heat transfer in circulating fluidized beds. Chem. Eng. Sci. 1990, 45, 3389.
5. Molerus, O. Heat transfer in gas fluidized beds, part 1 and 2. Powd. Techn. 1992, 70, 1.
6. Lu, J.D.; Flamant, G.; Snabre, P. Towards a generalized model for vertical walls to gas-solid fluidized beds heat transfer- I. Particle convection and gas convection. Chem. Eng. Sci. 1993, 48, 2479.
7. Boothroyd, R.G. Flowing Gas-Solids Suspensions; Chapman and Hall: London, 1971.
8. Murray, D.B. Local enhancement of heat transfer in a particulate cross flow-I and II. Int. J. Multiphase Flow 1994, 20, 493.
9. Michaelides, E.E. A model for the flow of solid particles in gases. Int. J. Multiphase Flow 1984, 10, 61.
10. Han, K.S.; Sung, H.J.; Chung, M.K. Analysis of heat transfer in a pipe carrying two-phase gas-particle suspension. Int. J. Heat Mass Transfer 1991, 34, 69.
11. Kuo, J.T.; Chiou, C.H. Momentum and heat transfer of gas-solids suspensions in vertical pipes. Heat Transfer-Houston 1988, AIChE Symposium Series, 1988, Vol. 84, 31.
12. Seville, J.P.K.; Tuzun, U.; Clift, R. Processing of Particulate Solids, Chapman & Hall: London, 1997.
13. Cundall, P.A.; Strack, O.D. A discrete numerical model for granular assemblies. Geotechnique 1979, 29, 47.
14. Thornton, C.; Yin, K.K. Impact of elastic spheres with and without adhesion. Powd. Techn. 1991, 65, 153.
15. Tsuji, Y.; Tnaka, T.; Ishida, T. Lagrangian numerical simulation of plug flow of cohesionless particle in a horizontal pipe. Powd. Techn. 1992, 71, 239.
16. Tsuji, Y.; Kawaguchi, T.; Tanaka, T. Discrete particle simulation of two-dimensional fluidized bed. Powd. Techn. 1993, 77, 79.
17. Langston, P.A.; Tuzun, U.; Heyes, D.M. Distinct element simulation of granular flow in 2D and 3D hoppers: dependance of discharge rate and wall stress on particle interactions. Chem. Eng. Sci. 1995, 50, 967.
18. Hunt, M.L. Discrete element simulations for granular material flow: effective thermal conductivity and self-diffusivity. Int. J. Heat Mass Transfer 1997, 40, 3059.
19. Li, J.; Mason, D.J. A computational investigation of transient heat transfer in pneumatic transport of granular particles. Powd. Techn. 2000, 112, 273.
20. Li, J. Heat Transfer in Gas-Solids Flows Through Pipes. Ph.D. thesis, Glasgow Caledonian University, UK, 2000.
21. Mason, D.J.; Li, J. A novel experimental technique for the investigation of gas-solids flow in pipes. Powd. Techn. 2000, 112, 203.
22. Patankar, S.V. Numerical Heat Transfer and Fluid Flow; Hemisphere Publishing Corporation: New York, 1980.
23. Ranz, W.E.; Marshall, W.R. Evaporation from drops. Chem. Eng. Pro. 1952, 48, 141.
24. Kemp, I.C.; Bahu, R.E.; Pasley, H.S. Model development and experimental studies of vertical pneumatic conveying dryers. Drying Techn. 1994, 12, 1323.
25. Frantz, J.F. Design for fluidization, part 2. Chem. Eng. 1962, 69, 89.
26. Sleicher, C.A.; Churchill, S.W. Radiant heating of dispersed particles. Ind. and Eng. Chem. 1956, 48, 1819.
27. Wrangham, D.A. The Elements of Heat Flow; Chatto and Windus Ltd.: London, 1961.
28. Holman, J.P. Heat transfer, 4th Ed.; McMgraw-Hill: New York, 1976.
29. Sun, J.; Chen, M.M. A theoretical analysis of heat transfer due to particle impact. Int. J. Heat and Mass Transfer 1988, 31, 969.
30. Dyakowski, T.; Jeanmeure, L.F.C.; Jaworski, A. Applications of electrical tomography for gas-solids and liquid-solids flows-a review. Powd. Techn. 2000, 112, 174.
31. Li, J.; Mason, D.J. Simulation of Gas-Solids Flow in Pipes With Heat Transfer Using The Distinct Element Method. In 1998 Research Event, Proceedings of the IchemE: University of Newcastle Upon Tyne, UK, 1998; Paper 71.
32. Farber, L.; Depew, C.A. Heat transfer effects to gas-solids mixtures using solid spherical particles of uniform size. I&EC Fundamentals 1963, 2, 130.
33. Wahi, M.K. Heat transfer to flowing gas-solids mixtures. Journal of Heat Transfer, Trans. of the ASME 1977, 99, 145.
34. Boothroyd, R.G.; Haque, H. Fully developed heat transfer to a gaseous suspension of particle flowing turbulently in ducts of different size. J. Mech. Eng. Sci. 1970, 12, 191.
35. Matsumoto, S.; Ohnishi, S.; Maeda, S. Heat transfer to vertical gas-solid suspension flow. J. Chem. Eng. Japan 1978, 11, 89.
36. Chapman, A.J. Fundamentals of Heat Transfer; Macmillan Publishing Company: New York, 1987.