The effects of leaching and floatation on the ash fusion temperatures of three selected lignites

Fuel

Volumn 90, Issue 7, 2011, Pages 2377-2383

  Li, Feng Hai ^a,b   Huang, Jie Jie ^a   Fang, Yi Tian ^a   Wang, Yang ^a  

^a INSTITUTE OF COAL CHEMISTRY   (China)

^b UNIVERSITY OF CHINESE ACADEMY OF SCIENCES   (China)

Author keywords

AFT variation; Floatation; Leaching; XRD

Indexed keywords

ACID LEACHING; AFT VARIATION; AFTER-TREATMENT; ASH FUSION TEMPERATURE; BASIC COMPOSITION; CRISTOBALITES; FLOATATION; MINERAL CONTENT; XRD;

CARBONATE MINERALS; GYPSUM; KAOLIN; KAOLINITE; LIGNITE; SILICATE MINERALS; WASHING;

LEACHING;

EID: 79955485237     PISSN: 00162361     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fuel.2011.03.020     Document Type: Article

References (27)

1. B.L. Chadwick Development and application of an on-line fouling gauge for brown coal power stations Ind Eng Chem Res 38 1999 1159 1162 (Pubitemid 29170362)
2. B.J. Skrifvars, M. Hupa, and M. Hiltunen Sintering of ash fluidized bed combustion Ind Eng Chem Res 31 1992 1026 1030
3. F. Li, J. Huang, Y. Fang, and Y. Wang Formation mechanism of slag during fluid-bed gasification of lignite Energy Fuels 25 2010 273 280
4. C.F. You, and Y. Zhou Effect of operation parameters on the slagging near swirl coal burner throat Energy Fuels 20 2006 1855 1861 (Pubitemid 44541269)
5. T.F. Wall, R.A. Creelman, R.P. Gupta, S.K. Gupta, C. Coin, and A. Lowe Coal fusion temperatures-New characterization techniques, and implication for slagging and fouling Prog Energy Combust Sci 24 1998 345 353 (Pubitemid 128381262)
6. R.W. Bryers Ash behavior of lignocellulosic biomass in bubbling fluidised bed combustion Prog Energy Combust Sci 22 1996 29 120
7. J.C. Van Dyk, S.A. Benson, M.L. Laumb, and B. Waaders Coal and coal ash characteristics to understand mineral transformations and slag formation Fuel 88 2009 1057 1063
8. J.C. Van Dyk, and F.B. Waanders Manipulation of gasification coal feed in order to increase the ash fusion temperature of the coal enabling the gasifiers to operate at higher temperatures Fuel 86 2007 2728 2735 (Pubitemid 350007569)
9. W.J. Song, L.H. Tang, X.D. Zhu, Y.Q. Wu, Z.B. Zhu, and S. Koyama Effect of coal ash composition on ash fusion temperature Energy Fuels 24 2010 182 189
10. W.J. Song, L.H. Tang, X.D. Zhu, Y.Q. Wu, Y.Q. Rong, and Z.B. Zhu Fusibility and flow properties of coal ash and slag Fuel 88 2009 297 304
11. J.C. Van Dyk Understanding the influence of acidic components (Si, Al, and Ti) on ash flow temperature of African coal sources Miner Eng 19 2006 280 286 (Pubitemid 43177628)
12. H.X. Li, Y. Ninomiya, Z.B. Dong, and M.X. Zhang Application of the factsage to predict the ash melting behavior in reducing conditions Chinese J Chem Eng 14 2006 784 789
13. J.G. Yang, F.R. Deng, H. Zhao, and K.F. Cen Mineral conversion of coal ash in fusing process and the influence to ash fusion point Proc CSEE (Chin. Ed.) 26 2006 122 126 (Pubitemid 44678278)
14. K.O. Davidsson, J.G. Korsgren, J.B.C. Pettersson, and U. Jaglid The effects of fuel washing technique on alkali release from biomass Fuel 81 2002 137 142
15. G. Domazetis, P. Barilla, B.D. James, and R. Glaisher Treatments of low rank coals for improved power generation and reduction in greenhouse gas emissions Fuel Process Technol 89 2008 68 76 (Pubitemid 350198749)
16. G. Skodras, and G.P. Sakellaropoulos Mineral matter effects in lignite gasification Fuel Process Technol 77-78 2002 151 158 (Pubitemid 34649037)
17. S. Rahman, U. Feustel, and S. Freimann Structure description of the thermal phase transformation sillimanite-mullite J Eur Ceram Soc 21 2001 2471 2478 (Pubitemid 32863476)
18. S. Kücükbayrak, A. Ersoy-Herigboyu, H. Haykin-Acma, H. Guner, and K. Urkan Investigation of the relation between chemical composition and ash fusion temperatures for some Turkish lignites Fuel Sci Tech Inter 1 1993 1231 1249
19. Y. Liu, R. Gupta, and T. Wall Ash formation from excluded minerals including consideration of mineral-mineral associations Energy Fuels 21 2007 461 467 (Pubitemid 46585043)
20. V.S. Vassilev, K. Kitano, S. Takeda, and T. Tsurue Influence of mineral and chemical composition of coal on their fusibility Fuel Process Technol 45 1995 27 51
21. V.S. Vassilev, K. Kitano, and C.G. Vassielva Some relationships between coal rank and chemical and mineral composition Fuel 75 1996 1537 1542 (Pubitemid 126365498)
22. V.S. Vassilev, K. Kitano, and C.G. Vassielva Relations between ash yield and chemical and mineral composition of coals Fuel 76 1997 3 8 (Pubitemid 127416409)
23. N. Jing, Q. Wang, Z. Luo, T. Jie, X. Li, and K. Cen Experiments on the effect of the pressure on the mineral transformation of coal ash under the different reaction atmosphere Frontiers Chem Eng China 4 2010 394 399
24. J.K. Yang, B. Xiao, and AR. Boccaccini Preparation of low melting temperature glass-ceramics from municipal waste incinerates fly ash Fuel 88 2009 1275 1280
25. J. Bai, W. Li, and B.Q. Li Characterization of low-temperature coal ash behaviors at high temperatures under reducing atmosphere Fuel 87 2008 583 591 (Pubitemid 350251355)
26. 2O gasification reaction Energy Fuels 23 2009 2420 2428
27. R.H. Matjie, Z.S. Li, C.R. Ward, and F. David Chemical composition of glass and crystalline phase in coal gasification Fuel 87 2008 857 869 (Pubitemid 351210634)