Numerical and experimental investigations of the flow of powder into a confined space

Mechanics of Materials

Volumn 38, Issue 4, 2006, Pages 304-324

  Wu, Chuan Yu ^a   Cocks, Alan C F ^b  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^b UNIVERSITY OF LEICESTER   (United Kingdom)

Author keywords

Airflow; Die filling; Discrete element method; Irregular particle; Powder flow

Indexed keywords

DIES; FINITE DIFFERENCE METHOD; FLUID DYNAMICS; NUMERICAL ANALYSIS; SURFACE PHENOMENA; VELOCIMETERS;

AIRFLOW; DIE FILLING; IRREGULAR PARTICLE; POWDER FLOW;

POWDERS;

EID: 30344438229     PISSN: 01676636     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mechmat.2005.08.001     Document Type: Article

References (45)

1. G.F. Bocchini Influence of small die width on filling and compacting densities Powder Metallurgy 30 1987 261 266
2. P.W. Cleary, and M.L. Sawley DEM modelling of industrial granular flows: 3D case studies and the effect of particle shape on hopper discharge Applied Mathematical Modelling 26 2002 89 111
3. O. Coube, A.C.F. Cocks, and C.-Y. Wu Experimental and numerical study of die filling, powder transfer and die compaction Powder Metallurgy 48 1 2005 68 76
4. B.J. Crewdson, A.L. Ormond, and R.M. Nedderman Air-impeded discharge of fine particles from a hopper Powder Technology 16 1977 197 207
5. P.A. Cundall, and O.D.L. Strack A discrete numerical model for granular assemblies Geotechnique 29 1979 47 65
6. C. Demetry, F.S. Souto, B.C. Rydaen, and J.M. Roy Tactile sensing of density uniformity in powder beds after die filling Powder Technology 99 1998 119 124
7. Gillia, O.T., Cocks, A.C.F., in press. Modelling die filling. Powder Technology.
8. Jenike, A.W., 1961. Gravity flow of bulk solids, Bulletin 108, Univ. Utah Engng Expt. Station.
9. J.T. Jenkins, and S.B. Savage A theory for the rapid flow of indentical, smooth, nearly elastic, spherical particles Journal of Fluid Mechanics 130 1983 187 202
10. S. Jing, and H. Li Study on the flow of fine powders from hoppers connected to a moving-bed standpipe with negative pressure gradient Powder Technology 101 1999 266 278
11. K.L. Johnson Contact Mechanics 1985 University Press Cambridge
12. R. Jyotsna, and K.K. Rao A frictional-kinetic model for the flow of granular materials through a wedge-shaped hopper Journal of Fluid Mechanics 346 1997 239 270
13. L.R. Lawrence, and J.K. Beddow Some effects of vibration upon powder segregation during die filling Powder Technology 2 1968/1969 253 259
14. L.Y. Li, C.-Y. Wu, and C. Thornton A theoretical model for the contact of elastoplastic bodies Proceedings of the Institution of Mechanical Engineers 2001 421 431
15. D. Ma, and G. Ahmadi A kinetic model for rapid granular flows of nearly elastic particles including interstitial fluid effects Powder Technology 56 1988 191 207
16. H.G. Matuttis, S. Luding, and H.J. Herrmann Discrete element simulations of dense packings and heaps made of spherical and non-spherical particles Powder Technology 109 2000 278 292
17. A.A. Mirghasemi, L. Rothenburg, and E.L. Matyas Influence of particle shape on engineering properties of assemblies of two-dimensional polygon-shaped particles Geotechnique 52 2002 209 217
18. R.M. Nedderman Statics and Kinematics of Granular Materials 1992 Cambridge University Press New York
19. L. Oger, S.B. Savage, D. Corriveau, and M. Sayed Yield and deformation of an assembly of disks subjected to a deviatoric stress loading Mechanics of Materials 27 1998 189 210
20. N.A. Patankar, and D.D. Joseph Lagrangian numerical simulation of particulate flows International Journal of Multiphase Flow 27 2001 1685 1706
21. N.A. Patankar, and D.D. Joseph Modeling and numerical simulation of particulate flows by the Eulerian-Lagrangian approach International Journal of Multiphase Flow 27 2001 1659 1684
22. A.A. Potanin On models of granular material flow under dynamic conditions Powder Technology 69 1992 107 117
23. Powder Technology 109, 2000. Special Issue on Numerical Simulations of Discrete Particle Systems. Elsevier Science.
24. E.R. Rice, and J. Tengzelius Die filling characteristics of metal powders Powder Metallurgy 29 1986 183 194
25. S.B. Savage The mechanics of rapid granular flows Advances in Applied Mechanics 24 1984 289 366
26. S.B. Savage, and D.J. Jeffrey The stress tensor in granular flow at high shear rates Journal of Fluid Mechanics 110 1981 255 272
27. Schneider, L.C.R., Cocks, A.C.F., in press. The low pressure compaction of powders. Powder Metallurgy.
28. L.C.R. Schneider, A.C.F. Cocks, and A. Apostolopoulos Comparison of the filling behaviour of metallic, ceramic and magnetic powders Powder Metallurgy 48 1 2005 77 84
29. Schneider, L.C.R., Sinka, I.C., Cocks, A.C.F., submitted for publication. Characterisation of the flow behaviour of pharmaceutical powders using a model die-shoe filling system. Powder Technology.
30. I.C. Sinka, L.C.R. Schneider, and A.C.F. Cocks Measurement of the flow properties of powders with special reference to die fill International Journal of Pharmaceutics 1-2 2004 27 38
31. Spencer, A.J.M., 1982. Deformation of an idea granular materials. In: Hopkins, H.G., Sewell, M.J. (Eds.), Mechanics of Solids, pp. 607-652.
32. Stronge, W.J., 1995. Theoretical coefficient of restitution for planar impact of rough elasto-plastic bodies. Impact, Waves, and Fracture, ASME AMD, pp. 351-362.
33. W.J. Stronge Impact Mechanics 2000 Cambridge University Press
34. S. Tamura, T. Aizawa, and J. Kihara 3-Dimensional granular modeling for metallic powder compaction and flow-analysis Journal of Materials Processing Technology 42 1994 197 207
35. C. Thornton Coefficient of restitution for collinear collisions of elastic-perfectly plastic spheres ASME Journal of Applied Mechanics 1997 383 386
36. C. Thornton, and L. Zhang Numerical simulations of the direct shear test Chemical Engineering & Technology 26 2003 153 156
37. Y. Tsuji, T. Kawaguchi, and T. Ishida Discrete particle simulation of two-dimensional fluidized bed Powder Technology 1993 79 83
38. Tuzun, U., Heyes, D.M., 1997. Distinct element simulations and dynamic microstructural imging of slow shearing granular flows. In: Fleck, Cocks (Eds.), Mechanics of Granular and Porous Materials, pp. 263-274.
39. T.M. Verghese, and R.M. Nedderman The discharge of fine sands from conical hoppers Chemical Engineering Science 50 1995 3143 3153
40. C.-Y. Wu, and A.C.F. Cocks Flow behaviour of powders during die filling Powder Metallurgy 47 2004 127 136
41. C.-Y. Wu, A.C.F. Cocks, and O.T. Gillia Experimental and numerical investigations of die filling and powder transfer Advances in Powder Metallurgy and Particulate Materials, Part 4 2002 258 272
42. C.-Y. Wu, A.C.F. Cocks, O.T. Gillia, and D.A. Thompson Experimental and numerical investigations of powder transfer Powder Technology 138 2003 216 228
43. C.-Y. Wu, L. Dihoru, and A.C.F. Cocks The flow of powder into simple and stepped dies Powder Technology 134 2003 24 39
44. Wu, C.-Y., Cocks, A.C.F., Dihoru, L., in press. An experimental investigation of the variation of packing density of powder particles in filled dies. Journal of Materials Processing Technology.
45. Zhang, L., 2003. Shear deformation of granular media in pure shear, direct shear and simple shear. Ph.D. Thesis, Aston University.