Char structural ordering during pyrolysis and combustion and its influence on char reactivity

Fuel

Volumn 81, Issue 9, 2002, Pages 1215-1225

  Lu, Liming ^a   Kong, Chunhua ^b   Sahajwalla, Veena ^b   Harris, David ^c  

^a UNIVERSITY OF TORONTO   (Canada)

^b UNIVERSITY OF NEW SOUTH WALES   (Australia)

^c CSIRO   (Australia)

Author keywords

Amorphous carbon; Char chemical structure and char reactivity; Coal char; Crystalline carbon

Indexed keywords

AMORPHOUS MATERIALS; CARBON; COAL COMBUSTION; HEAT TREATMENT; HIGH RESOLUTION ELECTRON MICROSCOPY; LOW TEMPERATURE EFFECTS; OXIDATION; PYROLYSIS; THERMAL EFFECTS; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION ANALYSIS;

CHAR REACTIVITY;

BITUMINOUS COAL;

EID: 0036604395     PISSN: 00162361     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0016-2361(02)00035-2     Document Type: Article

References (39)

1. The combustion rates of coal chars: A review
2. Char reactivity during combustion and gasification
3. Combustion of pulverised coal
4. Gas reactions of carbon
5. Combustion reactivity and morphological change in coal chars
6. Thermal annealing of chars from diverse organic precursors under combustion-like conditions
7. Intrinsic reactivity of petroleum coke and brown coal char to carbon dioxide, steam and oxygen
8. The intrinsic combustion reactivity of pulverised coal chars
9. The reactivity of a porous brown char to oxygen between 630-1812 K
10. The intrinsic reactivity of carbons to oxygen
11. Internal burning of pulverised semi-anthracite: The relation between particle structure and reactivity
12. Intrinsic reactivity of petroleum coke to oxygen
13. TGA and drop-tube reactor studies of the combustion of coal blends
14. Reactivity and combustion of coal chars
15. Relation between reactivity and structure for coals and chars
16. Importance of carbon active sites in gasification of coal chars
17. Reactivities of chars obtained as residues in selected coal conversion processes
18. Low temperature char oxidation kinetics: Effect of preparation methods
19. Effects of pyrolysis heating rate on intrinsic reactivities of coal chars
20. Structural ordering in high temperature coal chars and the effect on reactivity
21. Thermally induced changes in reactivity of carbons
22. Evolution of char chemistry, crystallinity, and ultrafine structure during pulverised coal combustion
23. A kinetic model of carbon burnout in pulverised coal combustion
24. Reactivity of chars and carbons: New insights through molecular modelling
25. Quantitative X-ray diffraction analysis and its application to various coals
26. Investigation of the structure of petroleum asphaltenes by X-ray diffraction
27. Interpretation of the intensities of X-rays scattered by coals
28. X-ray structure of some South African coals before and after heat treatment at 500 and 1000 °C
29. Characterisation of the microstructure and macrostructure of coal derived asphaltenes by nuclear magnetic resonance spectrometry and X-ray diffraction
30. X-ray study of carbon
31. Kinetic analysis of coke gasification based on non-crystal/crystal ratio of carbon
32. Reactivity of low temperature chars: Significance of char active surface area as a reactivity parameter, reprint
33. Significance of char active surface area for appraising the reactivity of low and high temperature chars
34. An update on the carbon oxygen reaction
35. A transition kinetics study of char gasification in carbon dioxide and oxygen