Fluidized Bed Combustion of a Biomass Fuel: Comparison Between Pilot Scale Experiments and Model Simulations

[+] Author and Article Information
Francesco Miccio, Fabrizio Scala, Riccardo Chirone

Istituto di Ricerche sulla Combustione, CNR, P.le V. Tecchio 80, 80125 Napoli, Italy

J. Heat Transfer 127(2), 117-122 (Mar 15, 2005) (6 pages) doi:10.1115/1.1842787 History: Received November 10, 2003; Revised September 03, 2004; Online March 15, 2005
Copyright © 2005 by ASME
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Scheme of the fluidized bed combustor FBC-370
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Photograph of biomass particles (shells of pine-seeds)
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Temperature profiles along combustor axis at different fluidization velocities and feeding options
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Freeboard over-temperature versus excess air ratio
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Heat distribution in the bed region for U-Bed and O-Bed feeding options (U=0.97 m/s;e=1.23)
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Radial profiles of gaseous species in the splashing zone. The X coordinate is adimensionalized with the combustor diameter (U=0.97 m/s;e=1.23)
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A comparison of calculated and experimental carbon loadings as a function of the fluidization velocity (e=1.2)
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Calculated fractions of the total heat released/recirculated in the bed (U=0.97 m/s;e=1.23).
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A comparison of calculated and experimental splashing region over-temperature as a function of the fluidization velocity (e=1.2)




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