Energy dissipation in agglomerates during normal impact

Powder Technology

Volumn 223, Issue , 2012, Pages 12-18

  Moreno Atanasio, Roberto ^a  

^a UNIVERSITY OF NEWCASTLE   (Australia)

Author keywords

Agglomerates; Cohesion; Discrete Element Method; Energy dissipation; Friction

Indexed keywords

AGGLOMERATES; COHESION; COMPUTATIONAL ANALYSIS; CONTACT DAMPING; DISCRETE ELEMENT METHOD (DEM); INDIVIDUAL PARTICLES; INTERPARTICLE BONDS; INTERPARTICLE COHESION; INTERPARTICLE CONTACTS; NET LOSS; NORMAL IMPACT; TOTAL KINETIC ENERGY;

ADHESION; COMPUTER SIMULATION; ENERGY DISSIPATION; FINITE DIFFERENCE METHOD; FRICTION; KINETIC ENERGY; KINETICS;

AGGLOMERATION;

AGGLOMERATE; ARTICLE; CHEMICAL BOND; CONTROLLED STUDY; ENERGY DISSIPATION; MATERIAL STATE; MATHEMATICAL MODEL; PHYSICAL PHENOMENA; SIMULATION;

EID: 84859880128     PISSN: 00325910     EISSN: 1873328X     Source Type: Journal    
DOI: 10.1016/j.powtec.2011.05.016     Document Type: Article

References (27)

1. Kendall K.J., Alford McN, Birchall F.R.S. Elasticity of particle assemblies as a measure of the surface energy of solids. Proc. R. Soc. Lond. A. 1987, 412:269-283.
2. Radjai F., Jean M., Moreau J.J., Roux S. Force distributions in dense two-dimensional granular systems. Phys. Rev. Lett. 1996, 77:274-277.
3. Levy A., Sayed M. Numerical simulations of the flow of granular materials around obstacles. Powder Technol. 2008, 181:137-148.
4. Cundall P.A., Strack O.D.L. A discrete numerical model for granular assemblies. Geotechnique 1979, 29:47-65.
5. T. Brosh, H. Kalman, A. Levy. DEM simulation of particle attrition in dilute-phase pneumatic conveying, Granular matter (in press), http://doi:10.1007/s10035-010-0201-z.
6. Brosh T., Levy A. Modelling of heat transfer in Pneumatic conveyer using a combined DEM-CFD Numerical Code. Drying Technol. 2010, 28(155):164.
7. An X.Z., Yang R.Y., Zou R.P., Yu A.B. Effect of vibration condition and inter-particle frictions on the packing of uniform spheres. Powder Technol. 2008, 188:102-109.
8. Zhu H., Yu A.B. A theoretical analysis of the force models in discrete element method. Powder Technol. 2006, 161:122-129.
9. Moreno R., Antony S.J., Ghadiri M. Effect of the impact angle on the breakage of agglomerates. Powder Technol. 2003, 130:132-137.
10. Gröger T., Tüzün U., Heyes D.M. Modelling and measuring of cohesion in wet granular materials. Powder Technol. 2003, 133:203-215.
11. Moreno-Atanasio R., Ghadiri M. Mechanistic analysis and computer simulation of impact breakage of agglomerates: surface energy effect. Chem. Eng. Sci. 2006, 61:2476-2481.
12. Kafui K.D., Thornton C. Computer simulated impact of agglomerate. Powder and Grains 93. The proceedings of the international Conference on Micromechanics of Granular Media 1993, 401-406. A. A. Balkema, Rotterdam.
13. Liu G., Li S., Yao Q. A JKR-based dynamic model for the impact of micro-particle with a flat surface. Powder Technol. 2011, 207:215-223.
14. Tomas J. Adhesion of ultrafine particles-energy absorption at contact. Chem. Eng. Sci. 2007, 62:5925-5939.
15. Johnson K., Kendall K., Roberts A.D. Surface energy and the contact of elastic solids. Proc. R. Soc. Lond. A 1971, 324:301-313.
16. Li F., Pan J., Sinka C. Contact laws between solid particles. J. Mech. Phys. Solids 2009, 57:1194-1208.
17. Hunter S.C. Energy absorbed by waves during impact. J. Mech. Phys. Solids 1957, 5:162-171.
18. Thornton C., Yin K.K., Adams M.J. Numerical simulation of the impact fracture and fragmentation of agglomerates. J. Phys. D: Appl. Phys. 1996, 29:424-435.
19. Savkoor A.R., Briggs G.A.D. The effect of the tangential force on the contact of elastic solids in adhesion. Proc. R. Soc. Lond. A 1977, 356:103-114.
20. Thornton C. Interparticle sliding in the presence of adhesion. J. Phys. D: Appl. Phys. 1991, 24:1942-1946.
21. Thornton C., Ning Z. A theoretical model for the stick/bounce behaviour of adhesive, elastic-plastic spheres. Powder Technol. 1998, 99:154-162.
22. Mindlin R.D., Deresiewicz H. Elastic spheres in contact under varying oblique forces. J. Appl. Mech. 1953, 20:327-344.
23. Thornton C., Yin K.K. Impact of elastic spheres with and without adhesion. Powder Technol. 1991, 65:153-166.
24. Thornton C., Randall C.W. Applications of theoretical contact mechanics to solid particle system simulation. Micromechanics of Granular Materials 1988, Elsevier Science Publishers, B. V. Amsterdam.
25. R. Moreno, Computer simulation of impact behaviour of spherical agglomerates using Distinct Element Method. PhD. University of Surrey, UK, 2003.
26. Tong Z.B., Yang R.Y., Yu A.B., Adi S., Chan H.K. Numerical modelling of the breakage of loose agglomerates of fine particles. Powder Technol. 2009, 196:213-221.
27. Moreno-Atanasio R., Ghadiri M. Mechanistic analysis and computer simulation of impact breakage of agglomerates: surface energy effect. Chem. Eng. Sci. 2006, 61:2476-2481.