A three-dimensional analysis of media motion and grinding regions in mills

Minerals Engineering

Volumn 17, Issue 11-12, 2004, Pages 1099-1109

  Powell, M S ^a   McBride, A T ^a  

^a UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

Comminution; Discrete element modelling; Grinding; SAG milling; Simulation

Indexed keywords

ACCELERATION; COMPUTER SIMULATION; ELECTRIC CHARGE; FINITE DIFFERENCE METHOD; GRINDING MILLS; ROTATING MACHINERY;

CHARGE ANALYSIS; CHARGE MOTION; DISCRETE ELEMENT MODELING; SAG MILLING;

GRINDING (COMMINUTION);

EID: 7544244138     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2004.06.022     Document Type: Conference Paper

References (19)

1. Cleary, P.W., Morrison, R., Morrell, S., 2003. Comparison of DEM and experiment for a scale model SAG mill. Int, J. Miner. Process. 68, 129-165.
2. Davis, E.W., 1919. Fine crushing in ball mills. AIME Trans. 61, 250-296.
3. Fuerstenau, D.W., Kapur, P.C., Velamakanni, B., 1990. A multitorque model for the effects of dispersants and slurry viscosity on ball milling. Int. J. Miner. Process. 28, 81-89.
4. Govender, I., Balden, V., Powell, M., Nurick, G., 2001a. Validated DEM-Potential major improvements to SAG mill modelling. In: Barratt, et al. (Eds.), Proc. Int. Autogenous Semiautogenous Grind. Technol., vol. IV. CIM, pp. 101-114.
5. Govender, I., Powell, M.S., Nurick, G.N., 2001b. 3D particle tracking: A rigorous technique for verifying DEM. Miner. Eng, 14 (10), 1329-1340.
6. Liddell, K.S., Moys, M.H., 1988. The effects of mill speed and filling on the behaviour of the load in a rotary grinding mill. J. S. Afr. Inst. Min. Metall. 88 (2), 49-57.
7. Marechal, B., 1968. Contribution a l'etude de la fragmentation quasi-autogene en voie seche (Contribution to a study of dry z quasi-autogenous milling. Third part: Internal mechanics of the aerofall mill). Presented at the Faculty of Sciences, Nancy, 17th May.
8. McBride, A., Govender, I., Powell, M.S., Cloete, T., 2004. Contributions to the experimental validation of the discrete element method applied to tumbling mills. Eng. Comput.: Int. J. Computer - Aided Eng. 21 (2), 119-136.
9. McIvor, R.E., 1983. Effects of speed and liner configuration on ball mill performance. Mining Eng. (June), 617-622.
10. Mishra, B.K., Rajamani, R.K., Pariseau, W.G., 1990. Simulation of ball charge motion in ball mills. Soc. Min. Metall. Exploration, inc., Prep. 90-137, 1-5 March.
11. Morrell, S., 1992. Prediction of grinding-mill power. Trans. Inst. Min. Metall. (Sect. C: Mineral Process. Extr.) 101. C25-C32.
12. Powell, M.S., Nurick, G.N., 1996a. A study of charge motion in Rotary Mills. Part 1 - Extension of the theory. Miner. Eng. 9 (2), 259-268.
13. Powell, M.S., Nurick, G.N., 1996b. A study of charge motion in Rotary Mills. Part 2 - Experimental work. Miner. Eng. 9 (3), 343-350.
14. Roif, L., Vongluekiet, T., 1984. Measurement of energy distributions in ball mills. Ger. Chem. Eng. 7, 287-292.
15. Symon, K.R., 1960. Mechanics, second ed. Addison-Wesley Publ. Co. Inc., London, p. 158.
16. Vermeulen, L.A., Ohlson de Fine, M.J., Schakowski, F., 1984. Physical information from the inside of a rotary mill. J. S. Afr. Inst. Min. Metall. 84 (8), 247-253.
17. Vermeulen, L.A., 1985. The lifting action of lifter bars in rotary mills: J. S. Afr. Inst. Min. Metall. 85 (2), 51-63.
18. White, H.A., 1905. The theory of the tube mill. J. Chem., Metall. Min. Soc. S. A (May), 290-305.
19. Yashima, S., Hashimoto, H., Kanda, Y., Sano, S., 1988. Measurement of kinetic energy of grinding media in a tumbling ball mill. In: Forssberg, E. (Ed.), Proc. XVI Int. Min. Process. Cong. Elsevier Science Publ., Amsterdam, pp. 299-309.