The 3rd Workshop of Japan-UK Joint Research Project Roadmap to - - PowerPoint PPT Presentation

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The 3rd Workshop of Japan-UK Joint Research Project Roadmap to Low-Carbon World j p 13th-15th February, 2008, Tokyo Group 2: Devivering LCS trough Sustainable Development Biomass and SD Ethanol in Brazil, a single case Andr Santos

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The 3rd Workshop of Japan-UK Joint Research Project “Roadmap to Low-Carbon World” j p

13th-15th February, 2008, Tokyo

Group 2: Devivering LCS trough Sustainable Development

Biomass and SD – Ethanol in Brazil, a single case

André Santos Pereira and Emilo Lèbre La Rovere

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Biomass share in the energy mix is almost 30% almost 30%

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Comparison p

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Lower carbon intensity

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National Energy Plan - 2030

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National Energy Plan - 2030 gy

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Sugar cane biomass and biofuel potential

2005 2010 2020 2030 Sugar cane P d ti (Mt) 431 518 849 1140 Production (Mt) 431 518 849 1140 Area (Mha) 5.6 6.7 10.6 13.9 Sugar (Mt) Production 28.2 32 52 78 Exports 17.8 21-23 28-30 31-37 Ethanol (billion liters) Ethanol (billion liters) Production 16 24 48 66.6 Exports 2.5 4.4 14.2 11.5 P d d Bi (Mt) Produced Biomass (Mt) Bagasse 58 70 119 154 Straw 60 73 119 160 Share of biomass used (%) Bagasse 100% 100% 100% 100% Straw 5% 15% 20% Straw 5% 15% 20%

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Sugar cane biomass and biofuel potential

2005 2010 2020 2030 Used biomass (Mt) 58 74 137 186 Used biomass (Mt) 58 74 137 186 Bagasse 58 70 119 154 Straw 4 18 32 Biomass to produce: Ethanol 0 3 18 19 Ethanol 0.3 18 19 Electricity 58 73 115 167 Installed capacity (MW) 2,822 Plants 250 Sh f ti l it 14% Share of national capacity 14% Power supply Current technology 8,1 TWh/year Current technology 8,1 TWh/year Higher efficiency 24,3 TWh/year

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Sugar cane biomass to power (TWh/year)

(based on present the present 400 Mt/year sugar cane production level)

Dark blue (without straw) - Light blue (including part of the straw) 1- Counter pressure cycle (present technology) 2 C t l ith hi h ffi i 2- Counter pressure cycle with higher efficiency 3- Extraction-condensing cycle 4- Gasification and combined cycle

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Otto cycle engine fuels consumption in Brazil (billion liters)

60 Total Otto (ethanol + 40 50 gasohol) Ethanol (anidrous + 30 40 (anidrous + hydrated) Hydrated 20 30 Gasohol 10 20 Gasohol (gasoline + anidrous)

Gasoline

1 9 9 5 1 9 9 7 1 9 9 9 2 1 2 3 2 5 2 7 2 9 2 1 1 2 1 3 2 1 5 2 1 7 2 1 9 2 2 1 2 2 3 2 2 5 Anidrous

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Avoided CO2 emissions due to Ethanol use in Brazil (Kt CO2 eq.)

80 000 90 000 60 000 70 000 40 000 50 000 20 000 30 000

10 000

1 1 2 2 2 2 2 2 2 2 2 1 9 9 5 1 9 9 8 2 1 2 4 2 7 2 1 2 1 3 2 1 6 2 1 9 2 2 2 2 2 5

HEG-HEM LEG-HEM HEG-LEM LEG-LEM HEG HEM LEG HEM HEG LEM LEG LEM

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Thank you! Thank you!

André Santos Pereira – pereira@centre-cired.fr & Emilo Lèbre La Rovere - emilio@ppe.ufrj.br @pp j