Siemens Carbon Capture Technology Siemens Energy Sector Fossil Power Generation Division Siemens AG 2012 Energy Sector
Siemens Energy Sector Focused on the Markets of Tomorrow Energy products and solutions in 6 Divisions Oil & Gas Fossil Power Generation Wind Power Solar & Hydro Energy Service Power Transmission Page 2 Energy Sector Siemens AG 2012
CO 2 Reduction Potential through CCUS Siemens Portfolio Technology PostCap TM Technologyy Validated in unit 5 of E.ON Staudinger steam power plant in Germany Gasifier Technology Demonstration in Chinese largescale projects Application Field 700 MW CCPP in O&G Business 340 gco 2 /kwh 800 MW Steam Power Plant 730-1000 gco 2 /kwh 400 MW IGCC (Summit) 730-800 gco 2 /kwh CO 2 Red. approx. 1.8 mio tons of CO 2 reduction per year approx. 4.0 mio tons of CO 2 reduction per year approx. 2.0 mio tons of CO 2 reduction per year 40* 80* 80 gco 2 /kwh gco 2 /kwh * gco 2 /kwh *90% CO 2 capture rate Page 3 Energy Sector Siemens AG 2012
Siemens Post-Combustion Carbon Capture for Fossil-Fired Power Plants CO 2 absorption, desorption is proven technology in chemical processing and oil & gas industry SIEMENS PostCap TM Process based on: AMINO ACID SALT formulations Scalable market introduction, retrofitable to existing power plants Preferred solution for CCUS demonstration projects Task: Mastering scale-up from pilot to demonstration plant. validated in pilot plant SPP w/ PostCap TM process Page 4 Energy Sector Siemens AG 2012
Siemens Lab Plant for CO 2 Capture Tests at Frankfurt Hoechst Industrial Park Desorption column Synthetic gas flue gas mixtures Reboiler made of glass so that boiling retardation effects can be recognized Absorption column with operating pressure up to 10 bar Fully automated DCS system NDIR CO 2 analytics Siemens Energy runs a fully automated lab plant for CO 2 capture for 24/7 operation. Currently: more than 5,000 hours. Page 5 Energy Sector Siemens AG 2012
Siemens PostCap TM : Lower CAPEX and OPEX, with Best Environmental Rating Competition has volatile solvent in exhaust gas; additional washing units required SIEMENS does not require it Cleaned flue gas Solvent slip nearly zero CO 2 outlet Solvent reclaiming Solvent refill Solvent deactivation due to degradation (thermal, O 2, NO x, SO x, etc...) Flue gas inlet 2.7 GJ / ton CO 2 captured Solvent recycling Sellable sulfur component Waste Capture process Targets for fossil Power Generation w/ CCUS: lowest Levelized Cost of Electricity (LCOE) / Targets for EOR: lowest cost per ton of CO 2 captured. Page 6 Energy Sector Siemens AG 2012
Upscaling: From Lab to Demonstration Plant Pilot Plant at E.ON SPP Staudinger Germany Current status: ~ 6,000 operating hours Architectural view of steam power plant with integrated capture plant FGD CO 2 absorber/ desorber Up-scaling via slip-stream demo plants, Up-scaling design tools validated Application to CCPP confirmed Start operation September 2009 Page 7 Energy Sector Siemens AG 2012
Solvent and Process Optimization for Gas-Fired Power Plants with Post-Combustion Capture CO 2 SPP vol-% CCPP 14 4 vol-% Lower CO 2 content Lower solvent loadings and driving force Slower reaction kinetics Higher specific energy demand for regeneration Higher columns O 2 3 12.5 Higher O 2 content Higher solvent degradation Higher solvent consumption Amino acid salt has low sensitivity towards oxygen, low degradation kg/mw el,gross Specific flue gas flow 1.0 1.6 More flue gas Larger absorber diameter Business opportunity under evaluation: retrofitting existing simple cycle gas-fired power stations and utilization of CO 2 for EOR. Page 8 Energy Sector Siemens AG 2012
Siemens PostCap TM Technology Nearly zero solvent emissions; no additional washing steps required K + - O O C R C H N H R Amino acid salt Limited solvent degradation (O 2, SO x, NO x, thermal) Reclaiming system with very limited solvent losses, FGD polishing not required, sellable sulfur product Environmentally friendly Low energy demand Solvent reclaimer HSE: Easy to handle, within safety standards of power plant Ready for large-scale application Optimal integration in power plant target lowest Cost of Electricity target lowest CO 2 cost for EOR highest flexibility; < 30min response time to full capacity Page 9 Energy Sector Siemens AG 2012
Siemens Power Plant and CCUS Solutions Partner from Process Development to Project Implementation Strengths Experience Best environmental rating of Siemens PostCap TM Power Generation Integration into power plant and system optimizations Minimizing cost of electricity / CO 2 price Chemical Processing Oil & Gas Industry Efficient green power plant Project execution from a single point of responsibility Services and supplies: Carbon capture process development Project implementation post-combustion carbon capture demo plant Process and model development Piloting and optimization FEED / basic eng. Licensing Detail eng. Construction & installation Comissioning Plant support Page 10 Energy Sector Siemens AG 2012
Summary Fossil fuels will maintain a big share in global electricity production and carbon capture is one important and necessary measure to cope with climate change Siemens offers an unique portfolio of highly efficient power plants as well as pre- and post-combustion carbon capture solutions to reduce and/or avoid CO 2 release Post-combustion technology comprises a proprietary chemical absorption process which is retrofittable to coal- and gas-fired power stations Siemens PostCap TM process exhibits an outstanding environmentally friendly character and it is very energy efficient. The advantages of the PostCap TM process have successfully been verified in the Staudinger pilot plant. Siemens technology is ready to be applied in demonstration scale projects. Page 11 Energy Sector Siemens AG 2012
Many thanks for your kind attention Siemens AG, 2012
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