Characteristics of particulate matter generated in pressurized coal combustion for high-efficiency power generation system

Advanced Powder Technology

Volumn 14, Issue 6, 2003, Pages 673-694

  Kurose, Ryoichi ^a   Matsuda, Hiromitsu ^a   Makino, Hisao ^a   Suzuki, Akira ^b  

^a CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY   (Japan)

^b SIEMENS AG   (Germany)

Author keywords

Coal ash; Drop tube furnace; Particulate matter; Percolation model; Pressurized coal combustion

Indexed keywords

COAL ASH; FURNACES; PARTICLES (PARTICULATE MATTER); PERCOLATION (SOLID STATE); POROSITY; PRESSURE EFFECTS; SURFACE PROPERTIES; THERMAL EFFECTS; VAPORIZATION;

CHAR COMBUSTION RATE; DROP TUBE FURNACE FACILITIES; PRESSURIZED COAL COMBUSTION;

COAL COMBUSTION;

EID: 0346707550     PISSN: 09218831     EISSN: None     Source Type: Journal    
DOI: 10.1163/15685520360731972     Document Type: Article

References (14)

1. A. R. Kerstein and S. Niksa, Fragmentation during carbon conversion: prediction and measurements, in: Proc. 20th Symp. (Int.) on Combustion/The Combustion Institute, pp. 941-949 (1984).
2. A. R. Kerstein and B. F. Edwards, Percolation model for simulation of char oxidation and fragmentation time-histories, Chem. Engng Sci. 42, 1629-1634 (1987).
3. A. Suzuki, T. Ymamoto, H. Aoki and T. Miura, Percolation model for simulation of coal combustion process, in: Proc. Combustion Institute, 29, 459-466 (2002).
4. S. K. Ubhayakar, D. B. Stickler, C. W. Von Rosenberg, Jr. and R. E. Gannon, Rapid devolatilization of pulverized coal in hot combustion gases, in: Proc. 16th Symp. (Int.) on Combustion/The Combustion Institute, pp. 427-436 (1976).
5. M. A. Field, Rate of combustion of size-grade fractions of char from a low-rank coal between 1200K and 2000K, Combust. Flame 14, 237-248 (1970).
6. F. Miccio and P. Salatino, Monte-Carlo simulation of combustion-induced percolative fragmentation of carbons, in: Proc. 24th Symp. (Int.) on Combustion/The Combustion Institute, pp. 1145-1151 (1992).
7. P. G. Shewmon, Diffusion in Solids, 2nd edn. Minerals, Metals and Materials Society, Warrendale, PA (1989).
8. E. W. Washburn and C. J. Clarence, in: International Critical Tables of Numerical Data, Physics, Chemistry and Technology, Prepared Under the Auspices of the International Research Council and the National Academy of Sciences, 1st edn, Vol. 5, p. 62. McGraw-Hill, New York (1929).
9. S. Kajitani, H. Matsuda, S. Hara, M. Ashizawa and T. Takahasi, A study on coal reactivity with a pressurized drop tube furnace, in: Proc. 13th Annu. Int. Pittsburgh Coal Conf., Pittsburgh, PA, p. 976 (1996).
10. H. Matsuda, S. Kajitani, M. Shindo and H. Makino, The effect of pressure on pulverized coal combustion characteristics, in: Proc. 10th Int. Conf. on Coal Science, Taiyuan, pp. 367-370 (1999).
11. H. Matsuda, M. Shindo and S. Kajitani, The behavior of nitrogen compounds and particle matter in the pressurized coal combustion, CRIEPI Report W98029 (1999) (in Japanese).
12. S. Kajitani, S. Hara and H. Matsuda, Gasification rate analysis of coal char with a pressurized drop tube furnace, Fuel 81, 539-546 (2002).
13. Y. Tsumita, J. Shigeta, R. P. Gupta and T. F. Wall, Investigation of ash deposition characteristics in pulverized coal firing boiler, Ishikawajima-Harima Engng Rev. 37, 135-144 (1997) (in Japanese).
14. C. W. Lee, A. W. Scaroni and R. G. Jenkins, Effect of pressure on the devolatilization and swelling behavior of a softening coal during rapid heating. Fuel 70, 957-965 (1991).