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A Research Institute of the University of Central Florida Oxygen-blown Gasification for Efficient Conversion of Woody Biomass to Liquid Hydrocarbon Fuels Ali T-Raissi, Amit C. Gujar, Jong Baik, Nathaniel Garceau, Errol Hinkamp, Nazim Muradov 2014 Florida Energy Systems Consortium Workshop May 12-13, 2014 Gainesville, Florida
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H2H2 water fuel refining conditioner scrubber gasifier biomass waste water electrolyzer O2O2 raw product diesel gasoline raw syngas PV Rational & Overall Goal The goal of this ongoing activity is to convert solar energy (directly and in combination with that stored in the form of lignocellulosic biomass) to liquid hydrocarbon fuels – as substitutes for petroleum-based fuels (gasoline, jet, diesel). H2OH2O Fischer-Tropsch reactor H2OH2O
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Chemistry of the Process Ideal gasification rxn CH 1.4 O 0.6 + 0.4 O 2 0.7 CO + 0.3 CO 2 + 0.6 H 2 + 0.1 H 2 O Ideal Fischer-Tropsch (FT) synthesis rxn CO + 2 H 2 -CH 2 - + H 2 O 3
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Process Reactors FTGAS
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Cost Analysis of Biomass to FT Fuel Process – Levelized Fuel Cost Cost componentCost $/kg of FT fuel % total cost Capital equipment0.8139.3% Fixed O & M0.188.6% Feedstock1.1254.4% Other raw materials0.063.0% Byproduct credits - electricity generation -0.13-6.5% Other variable0.021.2% Total$2.06Per kg FT fuel (diesel) $7.00Per gal FT fuel (diesel)
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