Influence of particle shape and internal thermal gradients of biomass particles on pulverised coal/biomass co-fired flames

Fuel Processing Technology

Volumn 92, Issue 11, 2011, Pages 2185-2195

  Gubba, S R ^a   Ma, L ^a   Pourkashanian, M ^a   Williams, A ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

Author keywords

Biomass; Co firing; Combustion modelling; Internal thermal gradients; Particle shape and size; Thermal conversion

Indexed keywords

CO-FIRING; COMBUSTION MODELLING; INTERNAL THERMAL GRADIENTS; PARTICLE SHAPE AND SIZE; THERMAL CONVERSION;

CARBON DIOXIDE; COAL COMBUSTION; COMPUTATIONAL FLUID DYNAMICS; IGNITION; THERMAL GRADIENTS;

BIOMASS;

EID: 80052290928     PISSN: 03783820     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fuproc.2011.07.003     Document Type: Article

References (37)

1. Department of Energy and Climate Change Climate Change Act 2008 Concordat, UK http://www.decc.gov.uk/assets/decc/what%20we%20do/ global%20climate%20change%20and%20energy/tackling%20climate%20change/committee/ 1-20100407150855-e-@@-cccconcordat.pdf
2. UNFCC (United Nations Framework Convention on Climate Change) Kyoto Protocol reference manual http://unfccc.int/resource/docs/publications/08- unfccc-kp-ref-manual.pdf
3. M. Sami, K. Annamalai, and M. Wooldridge Co-firing coal and biomass fuel blends Progress in Energy and Combustion Science 27 2001 171 214 (Pubitemid 32160677)
4. B. Damstedt, J.M. Pederson, D. Hansen, T. Knighton, J. Jones, C. Christensen, L. Baxter, and D. Tree Biomass co-firing impacts on flame structure and emissions Proceedings of the Combustion Institute 31 2007 2813 2820 (Pubitemid 47424306)
5. X. Wang, H. Tan, Y. Niu, M. Pourkashanian, L. Ma, E. Chen, Y. Liu, Z. Liu, and T. Xu Experimental investigation on biomass co-firing in a 300 MW pulverised coal-fired utility furnace in China Proceedings of the Combustion Institute 33 2011 2725 2733
6. S. Vassilev, D. Baxter, L. Andersen, and C. Vassileva An overview of the chemical composition of biomass Fuel 89 2010 913 933
7. x formation, BCURA Agreement Number B 79 December 2007
8. S. Srikanth, S.K. Das, B. Ravikumar, D.S. Rao, K. Nandakumar, and P. Vijayan Nature of fireside deposits in a Bagasse and groundnut shell fired 20 MW thermal boiler Biomass Bioenergy 27 2004 375 384 (Pubitemid 38893860)
9. S. Dhanaplan, K. Annamalai, and P. Daripa Turbulent combustion modeling coal:biomass blends in a swirl burner Energy Week IV 1997 415 423 (ETCE, ASME)
10. R.I. Backreedy, L.M. Fletcher, J.M. Jones, L. Ma, M. Pourkashanian, and A. Williams Co-firing pulverised coal and biomass: a modelling approach Proceedings of the Combustion Institute 30 2005 2955 2964 (Pubitemid 44700765)
11. L. Ma, J.M. Jones, M. Pourkashanian, and A. Williams Modelling the combustion of pulverised biomass in an industrial combustion test furnace Fuel 86 2007 1959 1965 (Pubitemid 46776678)
12. C. Di Blasi Kinetics and heat transfer control in the slow and flash pyrolysis of solids Industrial and Engineering Chemistry Research 35 1996 37 46 (Pubitemid 126464919)
13. R.K.K. Yuen, G.H. Yeoh, G. de Vahl Davis, and E. Leonardi Modelling the pyrolysis of wet wood - I. three-dimensional formulation and analysis International Journal of Heat and Mass Transfer 50 2007 4371 4386 (Pubitemid 47125895)
14. M. Sreekantha, Ajit Kumar Kolar, and B. Leckner Transient thermal behaviour of a cylindrical wood particle during devolatilization in a bubbling fluidized bed Fuel Processing Technology 89 2008 838 850
15. H. Lu, I.P. Elvin, J. Scott, P. Foster, M. Vickers, and L.L. Baxter Effects of particle shape and size on devolatilization of biomass particle Fuel 89 2010 1156 1168
16. Y.B. Yang, V.N. Sharifi, J. Swithenbank, L. Ma, L. Darvell, J.M. Jones, M. Pourkashanian, and A. Williams Combustion of a single particle of biomass Energy & Fuels 22 2008 306 316 (Pubitemid 351233468)
17. D. Gera, M.P. Mathur, M.C. Freeman, and A. Robinson Effect of large aspect ratio of biomass particles on carbon burnout in a utility boiler Energy & Fuels 16 2002 1523 1532 (Pubitemid 35466692)
18. C. Yin, Lasse Rosendahl, K.K. Soren, and Thomas J. Condra Use of numerical modeling in design for co-firing biomass in wall-fired burners Chemical Engineering Science 59 2004 3281 3292 (Pubitemid 38982765)
19. C. Yin, K.K. Soren, Lasse Rosendahl, and Soren L. Hvid Co-firing straw with coal in a swirl-stabilized dual-feed burner: modelling and experimental validation Bioresource Technology 101 2010 4169 4178
20. A.L. Rosendahl, C. Yin, S.K. Kær, K. Friborg, and P. Overgaard Physical characterization of biomass fuels prepared for suspension firing in utility boilers for CFD modelling Biomass and Bioenergy 31 2007 318 325 (Pubitemid 46562569)
21. R.I. Backreedy, L.M. Fletcher, L. Ma, M. Pourkashanian, and A. Williams Modelling pulverised coal combustion using a detailed coal combustion model Combustion Science and Technology 178 2006 763 787 (Pubitemid 43245714)
22. ANSYS FLUENT Version 12 2009 Ansys Inc USA
23. J. Shao, J. Krabicka, and Y. Yan Comparative study of electrostatic sensors with circular and probe electrodes for velocity measurement of pulverised coal Chinese Journal of Scientific Instruments 28 2007 1921 1926 (Pubitemid 350258118)
24. J. Shao, J. Krabicka, and Y. Yan Velocity measurement of pneumatically conveyed particles using intrusive electrostatic sensors IEEE Transactions on Instrumentation and Measurement 59 2010 1477 1484
25. R.M. Carter, Y. Yan, and S.D. Cameron On-line measurement of particle size distribution and mass flow rate of particles using combined imaging and electrostatic sensors Flow Measurement and Instrumentation 16 2005 309 314 (Pubitemid 41102572)
26. F.P. Incropera, and D.P. de Witt Introduction to Heat Transfer Fourth Edition 2002 John Wiley & Sons New York
27. L. Ma, M. Gharebaghi, R. Porter, M. Pourkashanian, J.M. Jones, and A. Williams Fuel 88 2009 2448 2454
28. I.W. Smith The combustion rates of coal chars: a review Symposium (International) on Combustion 19 1982 1045 1065 (Pubitemid 13529496)
29. L.I. Darvell, J.M. Jones, B. Gudka, X.C. Baxter, A. Saddawi, A. Williams, and A. Malmgren Combustion properties of some power station biomass fuels Fuel 89 2010 2881 2890
30. J.M. Jones, M. Pourkashanian, A. Williams, L. Rowlands, Q. Zhu, and K.M. Thomas Conversion of char nitrogen to NO during combustion Journal of the Energy Institute 77 2004 82 89 (Pubitemid 40420726)
31. D.L. Pyle, and C.A. Zaror Heat transfer and kinetics in the low temperature pyrolysis of solids Chemical Engineering Sciences 39 1984 147 158 (Pubitemid 14549974)
32. H. Lu, W. Robert, G. Peirce, B. Ripa, and L.L. Baxter Energy & Fuels 22 2008 2826 2839
33. S.R. Gubba, D.B. Ingham, K.J. Larsen, L. Ma, M. Pourkashanian, X. Qian, A. Williams, Y. Yan, Investigations of the transportation characteristics of biomass fuel particles in a horizontal pipeline through CFD modelling and experimental measurement, Biomass and Bioenergy (submitted for publication).
34. G. Lu, Y. Yan, S. Cornwell, M. Whitehouse, and G. Riley Impact of co-firing coal and biomass on flame characteristics and stability Fuel 87 2008 1133 1140 (Pubitemid 351625181)
35. P.L. Stephenson Fuel 82 2003 2069 2073
36. J. Smart, and R. Weber Journal of the Institute of Energy LXII 1989 237 245
37. S.R. Gubba, D.B. Ingham, K.J. Larsen, L. Ma, M. Pourkashanian, H.Z. Tan, A. Williams, Pulverised coal/biomass co-fire modelling in a full scale corner-fired boiler. 5th International Conference on Clean Coal Technologies 8th-12th May 2011, Zaragoza.