Power - to - Fuel
sunfire – closing the carbon cycle Carl Berninghausen – CEO March 2012
Key Future Energy Issues
Biomass
Fossil fuel/gas
CO2 + H2O
Solar energy
Photosynthesis
sunfire is a 3-in-1 solution for some of the greatest challenges.
Renewable liquid fuel (Power - to – Fuel)
Energy storage/ grid load compensation (Power - to – Gas)
CO2-recycling (CCS-alternative)
=
Synthetic fuel/gas
Limited fossil resources
Intermittent electricity supply
Increasing CO2 level
2
Increasing Liquid Fuel Demand
OECD vs. non-OECD oil demand
3 Source: IEA – Medium-Term Oil & Gas Markets 2011
Increasing and Fluctuating Oil Price
4
Shift of supply to fewer countries and more expensive sources
Source: IEA – World Energy Outlook 2011
Lack of Viable Alternatives
-CH2-
H2 (400 bar) x 8
Li-Io Battery x 30
Fuel is the most compact energy carrier Required land use for EU biofuel supply 2020 (10%)
Rape:
Land need: 624.177 km2 France: 674.843 km2
Jatropha:
Land need: 438.210 km2 Germany & Austria: 440.990 km2
Palmoil:
Land need: 124.830 km2 England: 130.395 km2
Algae:
Land need: 12.656 km2 Schleswig-Holstein: 15.799 km2
Source: Joachim Buse (Lufthansa, 2010), Synthetische Biokraftstoffe im Luftverkehr - Einordnung und Chancen 5
1.4 bn people have no access to electricity
SunFire Process
Core component steam electrolysis (SOEC)
= reverse high-temperature fuel cell (SOFC)
Peak load compensation
6
Intelligent process layout using state-of-the-art
conversion and synthesis Process efficiency: ~70% (electricity to -CH2-)
Steam Electrolysis Conversion Grid Synthesis Renewable
Premium fuel and gas without biomass
Electricity (100%)
Steam- vs. Water-Electrolysis
Hydrogen
Steam
Water
Syngas
Fuel
Exhaust Gas Heat (16%)
CO2
Electricity (84%)
7
Continuous operation –
no dependency on surplus energy
Better plant utilization
Energy efficiency up 10%
Heat
Business Case
8
Power-to-Gas
P: - 25 MW
I: - 30 € M
C: ~ 0,10 €/kWh
Power-to-Liquids
P: - 25 MW
I: - 40 € M
C: ~ 2,50 €/l
• waxes, lubricants, etc.
• demo plants
Power-to-Liquids
P: > 100 MW
I: > 125 € M
C: ~ 1,02 €/l
Power-to-Gas
- 1 MW
• demo plants
Business Case
9
Cost per Liter (excl. Tax)
Energy 0,69 €/l
Capex 0,17 €/l
Opex 0,08 €/l
Transport & Distribution 0,08 €/l
Total 1,02 €/l
Ø Cost after Delivery (€/l)
Cost Comparison (€/l)
0.00 €/l
0.50 €/l
1.00 €/l
1.50 €/l
2.00 €/l
2.50 €/l
100.00 $/bbl 120.00 $/bbl 140.00 $/bbl 160.00 $/bbl 180.00 $/bbl 200.00 $/bbl
Fossil Diesel Price
SF-Diesel Cost
SF-Price incl. Ecodifferential + 50% Tax Release
SF-Price incl. Ecodifferential
sunfire GmbH Gasanstalstraße 2 01237 Dresden Germany T: +49 (0) 351 89 67 97 989 F: +49 (0) 351 89 67 97 868 W: www.sunfire.de
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