4.17 - "Thermal conversion of biomass as a source of fuel for electricity generation" - Tomasz Golec, Janina Ilmurzynska, Krzysztof Remiszewski, Karol Bialoblocki, Beata Kowalska [EN]
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4.17 - "Thermal conversion of biomass as a source of fuel for electricity generation" - Tomasz Golec, Janina Ilmurzynska, Krzysztof Remiszewski, Karol Bialoblocki, Beata Kowalska [EN]
1. Thermal conversion of biomass as a source of fuel for electricity generation Tomasz Golec, Janina Ilmurzy ń ska , Krzysztof Remiszewski, Karol Białobłocki, Beata Kowalska Institute of Power Engineerin g Poland
2. Co-combustion Gasification Gasification Power boiler Power boiler Power boiler Power boiler Gas burner POWER HEAT Mixing coal biomass POWER HEAT Coal burner biomassburner coal biomass coal biomass gas coal Hot flue gas gas POWER POWER HEAT HEAT biomass
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5. Burner test instalation Fuel tank and feeder Gas pipe Burner Laboratory gasifier, 150 kW Laboratory instalation for testing models of burners from 50 to 500 kW
10. Power generation by co-combustion of the LCV gas IEN gasifier Capacity 800 kW Coupled to the grate boiler Fixed bed, two- stage, partly up draft - down draft Producer gas combusted in the dedicated burner for LCV gas 4 – 5 MJ/kg Fuels: wood chips, willow, agriculture wastes up to 50 % of moisture Aplications: – Research – Heat and power production – special equipment for „green” power certificates
11. Intermediate fuel tank with weight registration Feeders Gasifier Heat exchanger Gasifier fan Gas burner Burner fan IEN gasifier 800 kW gasifier
12. Summary Power generation from biomass by co-combustion is efficient in the large scale > 10 MW Control system
13. Micro-scale power generation from biomass by gasification Gasifier coupled to the gas engine Downdraft gasifier 10 – 30 kW Gasifying agent – air Fuel – wood pellets 16,6 MJ/kg Internal combustion engine ( Modified petrol engine) with electric generator
14. Gasification results Raw gas composition: H 2 1 5 - 18 % vol. CO 17 - 19 % vol. CH 4 1 – 3 % vol. CO 2 1 2 - 15 % vol. N 2 47 - 52 % vol. LHV 4 – 5,5 MJ/Nm 3 Tars 500 - 4,000 mg/Nm 3 Cold gas efficiency 60-65% Electric efficiency 20 – 25%
15. Purity requirements for the gas Aplication Boiler Engine Parameter Co-combustion Autonomic Acceptable Preferable LHV, MJ/Nm 3 no > 4 > 2,5 > 4,2 Particulates, mg/Nm 3 no no < 50 < 5 Tars, mg/Nm 3 no no <100 < 50 Alkali metals, ppm no no < 2 < 1
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17. Tar analysis train Impingers filled with isopropanol Identyfication of compounds by GC/MS Tars analysis by GC Gas analysers
18. Gas cleaning line Gasifier Cyclone Cooler Filters system Engine biomass air dust water Raw gas Cleaned gas
19. Gas cleaning line Plasma reactor tests Gasifier Cyclone Cooler Filters system Engine biomass air dust water Raw gas Cleaned gas Plasma reactor Oxygen or air
23. Support Program Strategiczny NCBiR Zaawansowane technologie pozyskiwania energii Zadanie 4. Opracowanie Zintegrowanych Technologii Wytwarzania Paliw i Energii z Biomasy , Odpadów Rolniczych i Innych Projekt Kluczowy nr POIG.01.01.02-00-016/08 Modelowe kompleksy agroenergetyczne jako przykład kogeneracji rozproszonej opartej na lokalnych i odnawialnych źródłach energii