Table of Contents Author Guidelines Submit a Manuscript
Journal of Combustion
Volume 2015 (2015), Article ID 793683, 15 pages
http://dx.doi.org/10.1155/2015/793683
Research Article

Assessing the Role of Particles in Radiative Heat Transfer during Oxy-Combustion of Coal and Biomass Blends

Department of Chemical Engineering, University of North Dakota, 241 Centennial Drive, Stop 7101, Grand Forks, ND 58201, USA

Received 30 November 2014; Accepted 29 January 2015

Academic Editor: Constantine D. Rakopoulos

Copyright © 2015 Gautham Krishnamoorthy and Caitlyn Wolf. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. R. Viskanta and M. P. Mengüç, “Radiation heat transfer in combustion systems,” Progress in Energy and Combustion Science, vol. 13, no. 2, pp. 97–160, 1987. View at Publisher · View at Google Scholar · View at Scopus
  2. M. F. Modest, Radiative Heat Transfer, Academic Press, 2013.
  3. H. Hofgren and B. Sundén, “Evaluation of Planck mean coefficients for particle radiative properties in combustion environments,” Heat and Mass Transfer, 2014. View at Publisher · View at Google Scholar
  4. D. G. Goodwin and M. Mitchner, “Flyash radiative properties and effects on radiative heat transfer in coal-fired systems,” International Journal of Heat and Mass Transfer, vol. 32, no. 4, pp. 627–638, 1989. View at Publisher · View at Google Scholar · View at Scopus
  5. M. P. Mengüç, S. Manickavasagam, and D. A. D'Sa, “Determination of radiative properties of pulverized coal particles from experiments,” Fuel, vol. 73, no. 4, pp. 613–625, 1994. View at Publisher · View at Google Scholar · View at Scopus
  6. R. P. Gupta, T. F. Wall, and J. S. Truelove, “Radiative scatter by fly ash in pulverized-coal-fired furnaces: application of the Monte Carlo method to anisotropic scatter,” International Journal of Heat and Mass Transfer, vol. 26, no. 11, pp. 1649–1660, 1983. View at Publisher · View at Google Scholar · View at Scopus
  7. F. Liu and J. Swithenbank, “The effects of particle size distribution and refractive index on fly-ash radiative properties using a simplified approach,” International Journal of Heat and Mass Transfer, vol. 36, no. 7, pp. 1905–1912, 1993. View at Publisher · View at Google Scholar · View at Scopus
  8. G. Scheffknecht, L. Al-Makhadmeh, U. Schnell, and J. Maier, “Oxy-fuel coal combustion—a review of the current state-of-the-art,” International Journal of Greenhouse Gas Control, vol. 5, no. 1, pp. S16–S35, 2011. View at Publisher · View at Google Scholar · View at Scopus
  9. P. Edge, M. Gharebaghi, R. Irons et al., “Combustion modelling opportunities and challenges for oxy-coal carbon capture technology,” Chemical Engineering Research and Design, vol. 89, no. 9, pp. 1470–1493, 2011. View at Publisher · View at Google Scholar · View at Scopus
  10. R. Johansson, K. Andersson, B. Leckner, and H. Thunman, “Models for gaseous radiative heat transfer applied to oxy-fuel conditions in boilers,” International Journal of Heat and Mass Transfer, vol. 53, no. 1–3, pp. 220–230, 2010. View at Publisher · View at Google Scholar · View at Scopus
  11. G. Krishnamoorthy, “A new weighted-sum-of-gray-gases model for oxy-combustion scenarios,” International Journal of Energy Research, vol. 37, no. 14, pp. 1752–1763, 2013. View at Publisher · View at Google Scholar · View at Scopus
  12. C. Yin, L. C. R. Johansen, L. A. Rosendahl, and S. K. Kær, “New weighted sum of gray gases model applicable to computational fluid dynamics (CFD) modeling of oxy-fuel combustion: derivation, validation, and implementation,” Energy and Fuels, vol. 24, no. 12, pp. 6275–6282, 2010. View at Publisher · View at Google Scholar · View at Scopus
  13. T. Kangwanpongpan, F. H. R. França, R. Corrêa da Silva, P. S. Schneider, and H. J. Krautz, “New correlations for the weighted-sum-of-gray-gases model in oxy-fuel conditions based on HITEMP 2010 database,” International Journal of Heat and Mass Transfer, vol. 55, no. 25-26, pp. 7419–7433, 2012. View at Publisher · View at Google Scholar · View at Scopus
  14. Y. Hu and J. Yan, “Numerical simulation of radiation intensity of oxy-coal combustion with flue gas recirculation,” International Journal of Greenhouse Gas Control, vol. 17, pp. 473–480, 2013. View at Publisher · View at Google Scholar · View at Scopus
  15. M. Gharebaghi, R. M. A. Irons, L. Ma, M. Pourkashanian, and A. Pranzitelli, “Large eddy simulation of oxy-coal combustion in an industrial combustion test facility,” International Journal of Greenhouse Gas Control, vol. 5, supplement 1, pp. S100–S110, 2011. View at Publisher · View at Google Scholar · View at Scopus
  16. L. L. Baxter, “Char fragmentation and fly ash formation during pulverized-coal combustion,” Combustion and Flame, vol. 90, no. 2, pp. 174–184, 1992. View at Publisher · View at Google Scholar · View at Scopus
  17. N. Syred, K. Kurniawan, T. Griffiths, T. Gralton, and R. Ray, “Development of fragmentation models for solid fuel combustion and gasification as subroutines for inclusion in CFD codes,” Fuel, vol. 86, no. 14, pp. 2221–2231, 2007. View at Publisher · View at Google Scholar · View at Scopus
  18. J. P. Smart, R. Patel, and G. S. Riley, “Oxy-fuel combustion of coal and biomass, the effect on radiative and convective heat transfer and burnout,” Combustion and Flame, vol. 157, no. 12, pp. 2230–2240, 2010. View at Publisher · View at Google Scholar · View at Scopus
  19. Fluent, ANSYS, “15.0 Theory Guide”, ANSYS Inc, 2014.
  20. G. Krishnamoorthy, “A new weighted-sum-of-gray-gases model for CO2-H2O gas mixtures,” International Communications in Heat and Mass Transfer, vol. 37, no. 9, pp. 1182–1186, 2010. View at Publisher · View at Google Scholar · View at Scopus
  21. J. Zhang, T. Ito, S. Ito, D. Riechelmann, and T. Fujimori, “Numerical investigation of oxy-coal combustion in a large-scale furnace: non-gray effect of gas and role of particle radiation,” Fuel, vol. 139, pp. 87–93, 2015. View at Publisher · View at Google Scholar
  22. K. Kuehlert, Modellbildung und Berechnung der Wärmestrahlung in Gas- und Kohlenstaubfeuerungen [Ph.D. thesis], RWTH Aachen University, Aachen, Germany, 1998.
  23. R. Filkoski, I. Petrovski, and P. Karas, “Optimization of pulverised coal combustion by means of CFD/CTA modeling,” Thermal Science, vol. 10, no. 3, pp. 161–179, 2006. View at Google Scholar
  24. J. G. Marakis, C. Papapavlou, and E. Kakaras, “A parametric study of radiative heat transfer in pulverised coal furnaces,” International Journal of Heat and Mass Transfer, vol. 43, no. 16, pp. 2961–2971, 2000. View at Publisher · View at Google Scholar · View at Scopus
  25. R. Weber, M. Mancini, N. Schaffel-Mancini, and T. Kupka, “On predicting the ash behaviour using Computational Fluid Dynamics,” Fuel Processing Technology, vol. 105, pp. 113–128, 2013. View at Publisher · View at Google Scholar · View at Scopus
  26. J. Li, A. Brzdekiewicz, W. Yang, and W. Blasiak, “Co-firing based on biomass torrefaction in a pulverized coal boiler with aim of 100% fuel switching,” Applied Energy, vol. 99, pp. 344–354, 2012. View at Publisher · View at Google Scholar · View at Scopus
  27. R. V. Filkoski, “Pulverised-coal combustion with staged air introduction: CFD analysis with different thermal radiation methods,” Open Thermodynamics Journal, vol. 4, pp. 2–12, 2010. View at Google Scholar