co 2 - 中国碳捕集.ppt

Polygeneration system for alternative fuel and power with CO2 recovery Coal CO2 Removal CO2 Pre-combus－Post Gasifier CO2% Gasification 50% ↓20% New Pre-combus－Post Synthesis Reaction Partial Cycle Liquid Fuel CO2 5~10% 30% ↓20~30% Energy Penalty Post-combustion capture The energy efficiency has been increased 3~4 percent points, instead of losing 7~10 percent points. * Zero Penalty-Chemical Looping Combustion Patent by U.S.A and Japan 1950 1975 2000 2025 2050 20% 30% 40% 50% 60% 70% 10% 17.5% 42atm, 4500C 30.5% 127atm, 5380C 36.2% 169atm, 5660C 38.1% 246atm, 5380C/5660C 40.5% 250atm, 6000C/6000C 44.8% 263atm, 6000C/6000C Evolution of Coal Fired Power Efficiency Existing CO2 Capture Technologies New Generation of Low Carbon Emission Clean Coal Technologies Period of Traditional Pollutants Control Period of Carbon Emission Control New generation of Low-carbon coal technology Solve the conflict between CO2 capture and efficiency Revolutionary impact on Energy Environment of China Resolve the conflict between energy saving and CCS * 4. Matching between sources and sinks 1 Evaluation of Storage Potential in China 2 Preliminary matching between sources and Sinks 3 Summary for storage potential evaluation Basin Location Storage capacity /108t Ordos Basin 44.52 Turpan – Hami Basin 21.95 Junggar Basin 15.26 Coal basins with higher potential (more than 10×108t) China has 39 major coal basins, which can be divided into 68 coal-bearing area. Coal bed storage potential Theoretical capacity of coal bed is about 120×108t. Oil field storage potential China has 14 major oil regions, including 216 oilfields. Oilfelds EOR/108t Depleted/108t North China 11 17.42 Northeast China 10.92 17.67 Xinjiang 8.49 6.92 Shanganning 3.03 2.42 Ganqing 1.01 1 Oilfields with higher potential (more than 108t) Theoretical capacity of oil filed is 82×108t Chinese conventional natural gas geological resources is 520,000×108m3, and the proved rate is 17.5%. Basin Storage capacity /108t Sichuan