The influence of high-temperature crystallite growth and petrography of pulverized char on combustion characteristics

Fuel

Volumn 82, Issue 7, 2003, Pages 853-858

  Xu, Xuchang ^a   Chen, Qun ^a   Fan, Hongli ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

Char combustion performance; Thermal deactivation of char crystallite growth; Thermogravimetry analysis

Indexed keywords

COMBUSTION; CRYSTAL GROWTH; HIGH TEMPERATURE EFFECTS; PETROGRAPHY; PULVERIZED FUEL; REACTION KINETICS; THERMOGRAVIMETRIC ANALYSIS; X RAY DIFFRACTION ANALYSIS;

STRUCTURAL ORDERING;

ANTHRACITE;

EID: 0037405489     PISSN: 00162361     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0016-2361(02)00380-0     Document Type: Article

References (9)

1. Fan H.L., Xu X.C., Wang S.C. Pulverized coal petrography and combustion characteristics. J Engng Thermophys. 20:(4):1999;515-519.
2. Davis K.A., Hurt R.H., Yang N.Y.C., Headley T.J. Evolution of char chemistry crystallinity, and ultranfine structure during pulverized-coal combustion. Combust Flame. 100:(1-2):1995;31-40.
3. Hurt R.H., Davis K.A., Yang N.Y.C., Headley T.J., Mitchell G.D. Residual carbon from pulverized-coal-fired boilers - 2. Morphology and physicochemical properties. Fuel. 74:(9):1995;1297-1306.
4. Hurt R.H., Sun J.K., Lunden M. A Kinetic model of carbon burnout in pulverized coal combustion. Combust Flame. 113:1998;181-197.
5. Liu XJ. Numerical studies of pulverized coal combustion process in the tangential firing boiler furnace. Doctoral Dissertation. Tsinghua University; 1997.
6. Wicke E. Contributions to the combustion mechanism of carbon. The Proceedings of the Fifth Symposium on Combustion; 1955. p. 245-52.
7. Senneca O., Salatino P., Masi S. Microstructural changes and loss of gasification reactivity of chars upon heat treatment. Fuel. 77:(13):1998;1483-1493.
8. Senneca O., Russo P., Salatino P., Masi S. The relevance of thermal annealing to the evolution of coal char gasification reactivity. Carbon. 35:(1):1997;141-151.
9. Elliot M.A. Chemistry of coal utilization. 2nd Supplement Volume:1981;Wiley, New York.