Simulation of dispersion of agglomerates in gas phase - acceleration field and impact on cylindrical obstacle

Advanced Powder Technology

Volumn 20, Issue 2, 2009, Pages 210-215

  Iimura, Kenji ^a   Suzuki, Michitaka ^a   Hirota, Mitsuaki ^a   Higashitani, K ^b  

^a UNIVERSITY OF HYOGO   (Japan)

^b KYOTO UNIVERSITY   (Japan)

Author keywords

Acceleration; Agglomerate; Discrete element method; Dispersion; Impact; Obstacle; Particle; Simulation

Indexed keywords

AGGLOMERATE; DISCRETE ELEMENT METHOD; IMPACT; OBSTACLE; PARTICLE; SIMULATION;

ACCELERATION; AGGLOMERATION; DISPERSION (WAVES); DISPERSIONS; GAS DYNAMICS; THREE DIMENSIONAL;

GASES;

EID: 65449127046     PISSN: 09218831     EISSN: 15685527     Source Type: Journal    
DOI: 10.1016/j.apt.2008.09.003     Document Type: Article

References (19)

1. Bagster O.F., and Tomi D. The stress within a sphere in simple flow fields. Chem. Eng. Sci. 29 (1974) 1773-1783
2. Kousaka Y., Okuyama K., Shimizu A., and Yoshida T. Dispersion mechanism of aggregate particles in air. J. Chem. Eng. Jpn. 12 (1979) 152-159
3. Zahradnicek A., and Löeffler F. Deagglomeration of fine powders in gas streams. Int. Chem. Eng. 19 (1979) 40-45
4. Yuu S., and Oda T. Disruption mechanism of aggregate aerosol particles through an orifice. AIChe J. 29 (1983) 191-198
5. Endo Y., Hasebe S., and Kousaka Y. Dispersion of aggregates of fine powder by acceleration in an air stream and its application to the evaluation of adhesion between particles. Powder Technol. 91 (1997) 25-30
6. In: Gotoh K., Masuda H., and Higashitani K. (Eds). Powder Technology Handbook. second ed. (1997), Marceldecker, New York 517-555
7. Leschonski K., Benker B., and Bauer U. Dry mechanical dispersion of submicron particles. Part. Part. Syst. Charact. 12 (1995) 295-298
8. Higashitani K., Iimura K., and Sanda H. Simulation of deformation and breakup of large aggregates in flows of viscous fluids. Chem. Eng. Sci. 56 (2001) 2927-2938
9. Iimura K., Nakagawa H., and Higashitani K. Deformation of aggregates depositing on a plate in a viscous fluid simulated by a modified discrete element method. Adv. Powder Technol. 9 (1998) 345-361
10. Iimura K., and Higashitani K. Simulation of hydrodynamic force on aggregates. Adv. Powder Technol. 16 (2005) 87-96
11. K. Iimura, S. Watanabe, M. Suzuki, M. Hirota, K. Higashitani, Simulation of entrainment of agglomerates from plate surfaces by flows, Chem. Eng. Sci., in press
12. Russel W.B., Savile D.A., and Schowalter W.R. Colloidal Suspensions (1989), Cambridge University Press, Cambridge
13. Israelachvili J.N. Intermolecular and Surface Forces. second ed. (1991), Academic Press, London
14. Krupp H. Particle adhesion theory and experiment. Adv. in Colloid Interf. Sci. 1 (1967) 111-239
15. Cundall P.A., and Struck O.D.L. A discrete numerical model for granular assemblies. Geotechnique 29 (1979) 47-65
16. Tsuji Y., Kawaguchi T., and Tanaka T. Discrete particle simulation of two-dimensional fluidized bed. Powder Technol. 77 (1993) 79-87
17. Di Renzo A., and Di Maio F.P. Comparison of contact-force models for the simulation of collisions in DEM-based granular flow codes. Chem. Eng. Sci. 59 (2004) 525-541
18. Lamb H.S. Hydrodynamics. sixth ed. (1972), Cambridge University Press, Cambridge
19. Steinour H.H. Rate of sedimentation-Nonflocculated suspensions of uniform spheres. Ind. Eng. Chem. 36 (1944) 618-624