Department of Mechanical and Process Engineering, ETH ......a Department of Mechanical and Process...
Transcript of Department of Mechanical and Process Engineering, ETH ......a Department of Mechanical and Process...
EU FP7-AERONAUTICS and AIR TRANSPORTCollaborative Project No. 285098
P. Furler,a D. Marxer,a J.R. Scheffe,a H. Geerlings,c D. Reinaldac,e,
C. Falter,d V. Batteiger,d A. Sizmann,d A. Steinfelda
a Department of Mechanical and Process Engineering, ETH Zurich, SwitzerlandC Shell Global Solutions International B.V., 1031 HW Amsterdam, The Netherlands
d Bauhaus Luftfahrt e.V., 80807 Munich, Germanyecurrently: the Petroleum Institute, Abu Dhabi, UAE
Solar Thermochemical Fuel Production
Heliostat array
Absorber
Solar concentration
Image: http://www.brightsourceenergy.com/
Qsolar
H2O/CO2dissociation
H2O/CO2
H2/CO
O2
Catalytic fuel synthesis
đť2đ â đť2 + 0.5 đ2
đśđ2 â đśđ + 0.5 đ2
đđśđ + 2đ đť2 â đŞđđŻđđ + đđť2đ Liquid fuels(Diesel, Jet fuel,
EthanolâŚ)
CO2 capture
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H2 / CO2nd step: oxidation
O2
H2O/CO2
liquidfuels
(diesel, jet fuelâŚ)
recycle
CO2 capture
1st step : solar reduction
CeO2 â CeO2âδ +δ
2O2
CeO2âδ + δCO2 â CeO2 + δCO
CeO2âδ + δH2O â CeO2 + δH2
CeO2âδ
CeO2
CeO2
Solar H2O / CO2 splitting2-Step CeO2 cycle
Reactor Front (water-cooled)
Reactor
Porous CeO2
Al2O3-SiO2
insulation
Inconel Shell
Quartz Window
Purge Gas (Ar)
ConcentratedSolar Radiation
1500 ° C
O2
O2O2
900 ° C
H2O / CO2
CO
H2H2
1. Thermal Reduction:
CeO2ÎHCeO2âđż +
đż
2O2
2. Oxidation
CeO2âđż + đżH2OââH
CeO2 + đżH2
CeO2âđż + δCO2ââH
CeO2 + đżCO
Science 2010, 330 (6012), 1797-1801
Energy Environ. Sci. 2012, 5 (3), 6098-6103
Energy Fuels 2012, 26 (11), 7051-7059
X 1000 100 Îźm
X 1000 100 Îźm
Syngas(H2 / CO)
10 mm
Energy Fuels 2015, 3241-3250
Phys. Chem. Chem. Phys. 2014, 16, 10503-10511
Solar Reactor
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Demonstration of the production chain to renewable kerosene from H2O and CO2
This document and the information contained are property of the SOLAR-JET consortium and shall notbe copied or disclosed to any third party without prior written authorization.
FP7-285098
11Technology Impact WorkshopIATA, Geneva, Switzerland, 29 & 30 April 2015
Demonstration of the production chain to renewable kerosene from H2O and CO2
Ar
CO
2
COMPRESSOR
Syn
gas
FISCHER-TROPSCHUNIT
Oxidation
HIGH-FLUXSOLAR SIMULATOR
SOLARREACTOR
H2O
STEAM GENERATOR
Syngas
Reduction
LiquidHydrocarbons
O2/Ar
⢠750 L syngas⢠33.7% H2, 19.2% CO, 30.5% CO2, 16.5% Ar
⢠290 H2O/CO2-splitting redox cycles⢠200 h operation
⢠17.1 wt% Naphta (0-145°C)⢠35.6 wt% Kerosene (145-300°C)⢠17.1 wt% Gasoil (300-370°C)⢠30.2 wt% heavier fractions
(>370°C)
Basic Concept Gas-to-Liquids Technology
Entire Production Chain Demonstrated
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Solar Reactor Efficiency
Ρsolar-to-fuel
2%
Reactive Structure
Reactive Material
⢠Heat and mass transfer properties
⢠Doped CeO2
⢠Other metal oxides⢠Perovskites
Reactor technology
⢠Geometry and scale-up⢠Operating conditions⢠Heat recovery
Direct impact on fuel
production cost
15%
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Next Steps - Perspectives
Next steps:⢠Scale-up of reactor and testing on solar tower / solar dish
⢠System integration:
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Perspectives - Industrial Scale
solar-to-fuelΡ 15%
1 solar tower (~1 km2) produces
20,000 liters/day of
kerosene
Image: http://www.cspworld.org/cspworldmap/gemasolar
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Thank You
CO2 Capture Technology