Desulphurization of lignites by slow, fast, and flash pyrolysis and high intensity dry magnetic separation

Energy Sources, Part A: Recovery, Utilization and Environmental Effects

Volumn 29, Issue 16, 2007, Pages 1457-1470

  Koca, H ^a   Kockar, O M ^a   Koca, S ^b  

^a ANADOLU UNIVERSITY   (Turkey)

^b ESKISEHIR OSMANGAZI UNIVERSITY   (Turkey)

Author keywords

Desulphurization; Magnetic separation; Pyrolysis

Indexed keywords

DESULFURIZATION; MAGNETIC SEPARATION; PARTICLE SIZE; PYROLYSIS; SULFUR;

HIGH INTENSITY DRY MAGNETIC (HIDM) SEPARATION; SOLID FUELS; SULPHUR REDUCTIONS;

LIGNITE;

EID: 35648956805     PISSN: 15567036     EISSN: 15567230     Source Type: Journal    
DOI: 10.1080/00908310600625772     Document Type: Article

References (30)

1. Acikgoz, C., Onay, O., and Kockar, O. M. 2004. Fast pyrolysis of linseed: Product yields and compositions. J. Anal. Appl. Pyrol. 71:417-429.
2. Atesok, G., Perek, K.T., and Unal, L.B. 1998. Decreasing of ash and sulphur contents of Istanbul-Yenikoy region semicoked lignite by HIDM separator. Proceedings of the 11th Turkish Coal Congress, Zonguldak, Turkey, pp. 129-138.
3. Beis, S. H., Onay, O., and Kockar, O. M. 2002. Fixed-bed pyrolysis of safflower seed: Influence of pyrolysis parameters on product yields and compositions. Renew. Energy 26:21-32.
4. Chen, H. K., Li, B. Q., and Zhang, B. J. 1998. Transformation of sulfur during pyrolysis and hydropyrolysis of coal. Fuel 77:487-493.
5. Chen, H., Li, B., and Zhang, B. 2000. Decomposition of pyrite and the interaction of pyrite with coal organic matrix in pyrolysis and hydropyrolysis. Fuel 79:1627-1631.
6. Cicek, B., Bilgesu, A. Y., Senelt, M. A., and Pamuk, V. 1996. Desulphurisation of coals by flash pyrolysis followed by magnetic separation. Fuel Proc. Tech. 46:133-142.
7. Cypres, R., Ghodsi, M., and Stocq, R. 1981. Behaviour of pyrite during hydrogenation of graphite at atmospheric pressure. Fuel 60:247-250.
8. Ersahan, H., Sara, O. N., and Boncukoglu, R. 1997. Desulphurisation of 2 Turkish lignites in an entrained flow reactor. J. Anal. Appl. Pyrol. 44:65-74.
9. Garcia-Labiano, F., Adanez, J., Hampartsoumian, E., and Williams, A. 1996. Sulfur release during the devolatilisation of large coal particles. Fuel 75:585-590.
10. Gryglewicz, G. 1995. Sulfur transformations during pyrolysis of a high-sulfur Polish coking coal. Fuel 74:356-361.
11. Gryglewicz, G. 1996. Interaction of the organic matrix with pyrite during pyrolysis of a high sulphur bituminous coal. Fuel 75:1499-1504.
12. Hu, H., Zhou, Q., Zhu, S., Meyer, B., Krzack, S., and Chen, G. 2004. Product distribution and sulphur behaviour in coal pyrolysis. Fuel Proc. Tech. 85:849-861.
13. Karaca, S. 2003. Desulfurization of a Turkish lignite at various gas atmospheres by pyrolysis. Effect of mineral matter. Fuel 82:1509-1516.
14. Koca, H. 1995. Washability characteristics of Seyitömer region lignites and the application of Otisca Process. Ph.D Thesis, Osmangazi University, Eskisehir, Turkey.
15. Koca, H., Koca, S., and Kockar, O.M. 2000. Upgrading of Kutahya region lignites by mild pyrolysis and high intensity dry magnetic separation. Min. Eng. 13:657-661.
16. Lin, L., Khang, S. J., and Kerener, T. C. 1997. Coal desulphurisation by mild pyrolysis in a dual-auger coal feeder. Fuel Proc. Tech. 53:15-29.
17. Liu, Q., Hu, H., Zhou, Q., Zhu S., and Chen, G. 2004. Effect of mineral on sulphur behaviour during pressurized coal pyrolysis. Fuel Proc. Tech. 85:863-871.
18. Middleton, S. P., Patrick, J. W., and Walker, A. 1997. The release of coal nitrogen and sulphur on pyrolysis and partial gasification in a fludized bed. Fuel 76:1195-1200.
19. Miura, K. 2000. Mild conversion of coal for producing valuable chemicals. Fuel Proc. Tech. 62:119-135.
20. Onay, O., and Kockar, O. M. 2004. Fixed bed pyrolysis of rapeseed (Brassica napus L.). Biomass Bioenergy 26:289-299.
21. Onay, O., Beis, S. H., and Kockar, O.M. 2004. Pyrolysis of walnut shell in a well-swept fixed bed reactor. Energy Sources 26:771-782.
22. Putun, A. E., Ozcan, A., Gercel, H. F., and Putun, E. 2001. Production of biocrudes from biomass in a fixed-bed tubular reactor: Product yields and compositions. Fuel 80:1371-1378.
23. Putun, A. E., Apaydin, E., and Putun, E. 2004. Rice straw as a bio-oil source via pyrolysis and steam pyrolysis. Energy 29:2171-2180.
24. Qi, Y., Li, W., and Li, B. 2004. Sulfur release from coal in fluidized-bed reactor through pyrolysis and partial oxidation with low concentration of oxygen. Fuel 83:2189-2194.
25. Rawson, N. A. 1986. Desulphurisation of coal by microwave energy. Ph.D Thesis, Leeds University, Leeds, England.
26. Renda, D., Onal, G., and Mustafaev, I. 1998. Production of ecologically clean fuel by semicoking and desulphurisation of lignites. Proceedings of the 7th Int. Mineral Processing Symposium, Istanbul, Turkey, pp. 417-420.
27. Safarova, M., Kusy, J., and Andel, L. 2005. Pyrolysis of brown coal under different process conditions. Fuel 84:2280-2285.
28. Stanton, R. W., Warwick, P. D., and Swanson, S. M. 2005. Tar yields from low-temperature carbonization of coal facies from the Powder River Basin, Wyoming, USA. Intl. J. Coal Geol. 63:13-26.
29. Uzun, B. B., Putun, A. E., and Putun, E. 2005. Fast pyrolysis of soybean cake: Product yields and compositions. Bioresource Tech. 97:569-576.
30. Yildirim, I., Yuce, H., Onal, G., and Celik, M. S. 1996. Upgrading of a low-rank semicoked lignite by high intensity dry magnetic separator. Proceedings of the 6th int. Mineral Processing Symposium, Kusadasi, Turkey, pp. 137-142.