Study of coal ash deposition in an entrained flow reactor: Influence of coal type, blend composition and operating conditions

Fuel Processing Technology

Volumn 87, Issue 8, 2006, Pages 737-752

  Barroso, J ^a   Ballester, J ^a   Ferrer, L M ^a   Jimenez S ^a  

^a UNIVERSITY OF ZARAGOZA   (Spain)

Author keywords

Coal ash deposition; Coal blends; Entrained flow reactors; Slagging

Indexed keywords

AERODYNAMICS; ANTHRACITE; BLENDING; DEPOSITION; FLY ASH; LIGNITE; SCANNING ELECTRON MICROSCOPY;

COAL ASH DEPOSITION; COAL BLENDS; ENTRAINED FLOW REACTORS; SLAGGING;

COAL ASH;

EID: 33745699289     PISSN: 03783820     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fuproc.2006.02.004     Document Type: Article

References (24)

1. Bryers R.W. Fireside slagging, fouling and high-temperature corrosion of heat-transfer surface due to impurities in steam-raising fuels. Progress in Energy and Combustion Science 22 (1996) 29-120
2. Couch G. Understanding Slagging and Fouling in PF Combustion. IEACR/72 (1994), IEA Coal Research, London, UK
3. Raask E. Mineral impurities in coal combustion. Behavior, Problems and Remedial Measures (1985), Hemisphere Publishing Corporation, New York
4. Winegartner E.C. Coal fouling and slagging parameters. Prepared by the ASME Research Committee on Corrosion and Deposits from Combustion Gases (1974)
5. Bryers R.W. Fireside behavior of mineral impurities in fuels from Marchwood 1963 to the Sheraton Palm Coast 1992. In: Benson S.A. (Ed). Proceedings of the Engineering Foundation Conference on Inorganic Transformations and Ash Deposition during Combustion, March 10-15, 1991 (1992) 3-68
6. Kalmanovitch D.P. Predicting ash deposition from fly ash characteristics. In: Benson S.A. (Ed). Proceedings of the Engineering Foundation Conference on Inorganic Transformations and Ash Deposition during Combustion, March 10-15, 1991 (1992) 661-677
7. Reg Bott T. The assessment of fouling and slagging propensity in combustion systems. In: Benson S.A. (Ed). Proceedings of the Engineering Foundation Conference on Inorganic Transformations and Ash Deposition during Combustion in Palm Coast, Florida. March, 10-15, 1991 (1992) 499-521
8. Scott D.H. Ash Behavior During Combustion and Gasification (1999), IEA Coal Research, London
9. Bull D.L. Ash deposition: a utility perspective. In: Benson S.A. (Ed). Proceedings of the Engineering Foundation Conference on Inorganic Transformations and Ash Deposition during Combustion, March 10-15, 1991 (1992) 121-132
10. Russell N.V., Wigley F., and Williamson J. The role of lime and iron oxide on the formation of ash and deposits in PF combustion. Fuel 81 (2002) 673-681
11. Gibb W.H. The UK collaborative research programme on slagging pulverized coal-fired boilers: summary of findings. In: Baxter L., and DeSollar R. (Eds). Proceedings of the Engineering Foundation Conference on Applications of Advanced Technology to Ash-Related Problems in Boilers. July, 16-21, 1995 (1996) 41-65
12. Hass J., Tamura M., and Weber R. Characterisation of coal blends for pulverized fuel combustion. Fuel 80 (2001) 1317-1323
13. Helble J.J., Srinivasachar S., and Boni A.A. Factors influencing the transformation of mineral matter during pulverized coal combustion. Progress in Energy and Combustion Science 4 16 (1990) 267-279
14. Hutchings I.S., West S.S., and Williamson J. An assessment of coal-ash slagging propensity using an entrained flow reactor. In: Baxter L., and DeSollar R. (Eds). Proceedings of the Engineering Foundation Conference on Applications of Advanced Technology to Ash-Related Problems in Boilers. July, 16-21, 1995 (1996) 201-222
15. Manton N.J., Williamson J., and Riley G.S. Changes in slagging behaviour with composition for blended coals. Paper Presented to Engineering Foundation Conference on "Impact of mineral impurities in solid fuel combustion", Hawaii (November 1997)
16. Gupta R.P., Wall T.F., Kajigaya I., Miyamae S., and Tsumita Y. Computer-controlled scanning electron microscopy of minerals in coal-implications for ash deposition. Progress in Energy and Combustion Science 24 (1998) 523-543
17. Shah N., Huffman G.P., and Shsh A. Graphical representation of CCSEM data for coal minerals and ash particles. In: Benson S.A. (Ed). Proceedings of the Engineering Foundation Conference on Inorganic Transformations and Ash Deposition during Combustion in Palm Coast, Florida. March, 10-15, 1991 (1992) 179-190
18. Hatt R. Correlating the slagging of a utility boiler with coal characteristics. In: Baxter L., and DeSollar R. (Eds). Proceedings of the Engineering Foundation Conference on Applications of Advanced Technology to Ash-Related Problems in Boilers. July, 16-21, 1995 (1996) 237-244
19. Naruse I., Kamihashira D., Khairil, Miyauchi Y., Kato Y., Yamashita T., and Tominaga H. Fundamental ash deposition characteristics in pulverized coal reaction under high temperature conditions. Fuel 84 (2005) 405-410
20. Beér J.M., Sarofim A.F., Barta L.E., Toqan M.A., Wood V.J., and Teare J.D. Transformation of mineral matter during pulverized coal combustion. Final Report MIT-EL 92-008 (1992), Combustion Research Facility, Energy Laboratory, Massachusetts Institute of Technology, Cambridge, Massachusetts
21. Walsh P.M., Sayre A.N., Loehden D.O., Monroe L.S., Beer J.M., and Sarofim A.F. Effects of coal type and combustion conditions on fouling and slagging. Research Report EP87-31, Final report, May, 1989 (1989), The Energy Laboratory of Chemical Engineering Massachusetts Institute of Technology Prepared by
22. Rushdi A., Sharma A., and Gupta R. An experimental study of the effect of coal blending on ash deposition. Fuel 83 (2004) 495-506
23. Su S., Pohl J.H., Holcombe D., and Hart J.A. Slagging propensity of blended coals. Fuel 80 (2001) 1351-1360
24. Vargas S., Frandsen F.J., and Dam-Johansen K. Rheological properties of high-temperature melts of coal ashes and other silicates. Progress in Energy and Combustion Science 27 (2001) 237-429