Improvement of grinding characteristics of Indian coal by microwave pre-treatment

Fuel Processing Technology

Volumn 92, Issue 10, 2011, Pages 1920-1928

  Sahoo, B K ^a,b   De, S ^a   Meikap, B C ^a,c  

^a INDIAN INSTITUTE OF TECHNOLOGY   (India)

^b STEEL AUTHORITY OF INDIA LIMITED   (India)

^c UNIVERSITY OF KWAZULU NATAL   (South Africa)

Author keywords

Coal; Comminution; Grindability; HGI; Microwave pre treatment

Indexed keywords

COAL SAMPLE; CRYSTALLINITIES; GRINDABILITIES; GRINDABILITY INDEX; GRINDABILITY TESTS; GRINDING CHARACTERISTICS; HARDGROVE GRINDABILITY INDICES; HGI; MICRO-FRACTURE; MICROWAVE EXPOSURE; MICROWAVE PRETREATMENT; PRE-TREATMENT; SCANNING ELECTRON MICROSCOPE; STRESS CRACKING;

COAL; COAL BREAKAGE; GRINDING (COMMINUTION); GRINDING (MACHINING); MICROWAVE HEATING; SCANNING ELECTRON MICROSCOPY; X RAY DIFFRACTION; X RAY DIFFRACTION ANALYSIS;

MICROWAVES;

EID: 79960563734     PISSN: 03783820     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fuproc.2011.05.012     Document Type: Article

References (31)

1. C.L. Prasher Crushing and Grinding Process Handbook 1987 John Wiley & Sons Limited Chichester, New York
2. D.A. Jones, T.P. Lelyveld, S.D. Mavrofidis, S.W. Kingman, and N.J. Miles Microwave heating applications in environmental engineering - a review Resour. Conserv. Recycl. 34 2002 75 90 (Pubitemid 33115269)
3. G. Roussy, and J.A. Pearce Foundations and industrial applications of microwave and radiofrequency fields - physical and chemical processes Chapters 10-12 1995 Wiley
4. K.E. Haque Microwave energy for mineral treatment processes - a brief review Int. J. Miner. Process. 57 1999 1 24 (Pubitemid 29414211)
5. P. L. Spencer, Prepared Food Articles and Method of Preparing, US Patent No. 2480679, 1949.
6. R.F. Schiffmann Commercializing microwave systems: path to success or failure D.E. Clark, D.C. Folz, S.J. Oda, R. Silberglit, Microwaves: Theory and Application in Material Processing Ceramic Transc 1995
7. Y. Wang, E. Forssberg, and M. Svensson Ozbayoglu Mineral Processing on the Verge of the 21st Century 2000 TAYLOR & FRANCIS, Rotterdam, The Netherlands
8. S.W. Kingman, G.M. Corfield, and N.A. Rowson Effects of microwave radiation upon the mineralogy and magnetic properties of a massive Norwegian ilmenite ore Magn. Electr. Sep. 9 1998 131 148
9. S. Marland, A. Merchant, and N. Rowson Dielectric properties of coal Fuel 80 2001 1839 1849 (Pubitemid 32943414)
10. S. Marland, B. Han, A. Merchant, and N. Rowson Effect of microwave radiation on coal grindability Fuel 79 2000 1283 1288
11. G.G. Elsamak, N.A. Oztas, and Y. Yurum Chemical desulfurization of Turkish Cayirhan lignite with HI using microwave and thermal energy Fuel 82 2003 531 537
12. A.N. Sengupta An assessment of grindability index of coal Fuel Process. Technol. 76 2002 1 10 (Pubitemid 34532484)
13. G. Özbayoǧlu, A.M. Özbayoǧlu, and M.E. Özbayoǧlu Estimation of hardgrove grindability index of Turkish coals by neural networks Int. J. Miner. Process. 85 2008 93 100
14. N. Magdalinovic A procedure for rapid determination of the Bond work index Int. J. Miner. Process. 27 1989 125 132 (Pubitemid 20598109)
15. K.A. Lewis, M. Pearl, and P. Tucker Computer simulation of the Bond grindability test Miner. Eng. 3 1/2 1990 199 206
16. P.C. Harrison, and N. Rowson Proceedings of the 1997 Jubilee Research Event 1997 Institution of Chemical Engineers Nottingham, U.K.
17. J. Lytle, N. Choi, and K. Prisbrey Influence of preheating on grindability of coal Int. J. Miner. Process. 36 1992 107 112 (Pubitemid 23575696)
18. B.C. Meikap, N.K. Purohit, and V. Mahadevan Effect of microwave pretreatment of coal for improvement of rheological characteristics of coal-water slurries J. Colloid Interface Sci. 281 2005 225 235 (Pubitemid 39572815)
19. B.K. Sahoo, R. Prakash, and B.C. Meikap International Conference on Beneficiation of Fines and its Technology 2007 Tata Steel Ltd. Jamshedpur 42 48
20. E. Lester, and S. Kingman Effect of microwave heating on the physical and petrographic characteristics of a U.K. Coal Energy Fuels 18 1 2004 140 147
21. E. Lester, and S. Kingman The effect of microwave pre-heating on five different coals Fuel 83 2004 1941 1947
22. E. Lester, S. Kingman, C. Dodds, and J. Patrick The potential for rapid coke making using microwave energy Fuel 85 2006 2057 2063 (Pubitemid 44036832)
23. E. Lester, S. Kingman, and C. Dodds Increased coal grindability as a result of microwave pretreatment at economic energy inputs Fuel 84 2005 423 427 (Pubitemid 40003644)
24. R.M. Hardgrove Grindability of coal Trans. Am. Soc. Mech. Eng. 54 1932 37 46
25. ASTM Standard D 409-02.
26. O.Y. Toraman The effect of high power microwave energy on the Grindability of Turkish Cayirhan Lignite Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 32 2010 1794 1800
27. F.C. Bond Crushing and Grinding Calculations Part I Br. Chem. Eng. 1961 378 385
28. B.K. Sahoo, S. De, M. Carsky, and B.C. Meikap Enhancement of rheological behavior of Indian high ash coal-water suspension by using microwave pre-treatment Ind. Eng. Chem. Res. 49 2010 3015 3021
29. L.G. Austin, R. Klimpel, and P.T. Luckie Process Engineering of Size Reduction: Ball Milling 1984 SME Publishers New York
30. L.G. Austin, and P. Bagga An analysis of fine dry grinding in ball mills Powder Technol. 28 1 1981 83 90 (Pubitemid 11496383)
31. L.G. Austin, P. Bagga, and M. Celik Breakage properties of some materials in a laboratory ball mill Powder Technol. 28 2 1981 235 243 (Pubitemid 11518042)