Pre-weakening of mineral ores by high voltage pulses

Minerals Engineering

Volumn 24, Issue 5, 2011, Pages 455-462

  Wang, Eric ^a   Shi, Fengnian ^a   Manlapig, Emmy ^a  

^a UNIVERSITY OF QUEENSLAND   (Australia)

Author keywords

Comminution; Energy efficiency; High voltage pulse breakage

Indexed keywords

COMMINUTION PROCESS; ENERGY SAVING; GRINDING PROCESS; HIGH VOLTAGE PULSE; HIGH VOLTAGE PULSE BREAKAGE; INDUCED DAMAGE; MERCURY POROSIMETRY; MINERAL ORES; MINERAL PARTICLES; REDUCTION IN ENERGY CONSUMPTION; SPECIFIC ENERGY; SURFACE TEXTURES; X-RAY TOMOGRAPHY;

ELECTRIC CHARGE; ELECTRIC POTENTIAL; ENERGY EFFICIENCY; ENERGY UTILIZATION; MERCURY (METAL); MICROCRACKS; MINERALS; SILICATE MINERALS; TOMOGRAPHY;

GRINDING (COMMINUTION);

EID: 79952622271     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2010.12.011     Document Type: Article

References (18)

1. U. Andres, and I. Timoshkin Energy consumption at electrical disintegration of brittle solids IEEE International Conference on Conduction and Breakdown in Solid Dielectrics 452 1998 455
2. U. Andres, I. Timoshkin, and J. Jirestig Liberation of minerals by high-voltage electrical pulses Powder Technology 104 1999 37 49 (Pubitemid 29356712)
3. U. Andres, I. Timoshkin, J. Jirestig, and H. Stallknecht Liberation of valuable inclusions in ores and slags by electrical pulses Powder Technology 114 2001 40 50
4. U. Andres, I. Timoshkin, and M. Soloviev Energy consumption and liberation of minerals in explosive electrical breakdown of ores Transactions of the Institution of Mining and Metallurgy Section C-Mineral Processing and Extractive Metallurgy 110 2001 c149 c157
5. M. Delius Medical applications and bioeffects of extracorporeal shock waves Shock Waves 4 1994 55 72
6. M. Ito, S. Owada, T. Nishimura, and T. Ota Experimental study of coal liberation: electrical disintegration versus roll-crusher comminution International Journal of Mineral Processing 92 2009 7 14
7. S.W. Kingman, W. Vorster, and N.A. Rowson The influence of mineralogy on microwave assisted grinding Mineral Engineering 13 3 2000 313 327 (Pubitemid 30563229)
8. D. Krajcinovic Damage Mechanics 1996 Elsevier Oxford, UK pp. 159-166
9. Larbi-Bram, S.; 2010. A study of ore breakage characterisation for AG/SAG mill modelling. PhD Thesis, University of Queensland (JKMRC), Australia.
10. Lastra, R.; Carbri, L.J.; 2003. Comparative liberation study by image analysis of Merensky reef samples comminuted by electric-pulse disaggregation and by conventional crusher. In: Lorenzen, L.; et al. (Eds.), Proceedings of the XXII International Mineral Processing Congress, vol. 1. pp. 251-260.
11. Napier-Munn, T.J.; Morrell, S.; Morrison, R.D.; Kojovic, T.; 1996. Mineral comminution circuits: their operation and optimisation. ISBN 0 646 28861 x. Julius Kruttschnitt Mineral Research Centre, (Chapter 4).
12. K. Schonert A first survey of grinding with high-compression roller mills International Journal of Mineral Processing 22 1988 401 412
13. F. Shi, and T. Kojovic Validation of a model for impact breakage incorporating particle size effect International Journal of Mineral Processing 82 2007 156 163 (Pubitemid 46412630)
14. F. Shi, T. Kojovic, S. Larbi-Bram, and E. Manlapig Development of a rapid particle breakage characterization device - the JKRBT Minerals Engineering 22 2009 602 612
15. S. Stark, T. Perkins, and T.J. Napier-Munn JK Drop weight parameters: a statistical analysis of their accuracy and precision and the effect on SAG mill comminution circuit simulation AusIMM MetPlant Proc. 2008 147 156
16. L.M. Tavares, and R.P. King Single-particle fracture under impact loading International Journal of Mineral Processing 54 1998 1 28 (Pubitemid 128442742)
17. L. Vogel, and W. Peukert Determination of material properties relevant to grinding by practicable labscale milling tests International Journal of Mineral Processing 74S 2004 329 338
18. P.A. Zhong, and G.M. Preminger Mechanisms of differing stone fragility in extracorporal shockwave lithotripsy Journal of Endourology 8 1994 263 268 (Pubitemid 24305796)