The Status of CCUS Development and Prospects in China

Transcription

1 The Status of CCUS Development and Prospects in China Tao Wang State Key Laboratory of Clean Energy Utilization Zhejiang University, China

2 OUTLINE 1. Clean and Efficient Utilization of Coal 2. Development of CCUS Technology Developed CCUS programs CCUS Demonstration projects 3. Outlook and Future Perspective National Key R&D Programs in 13th Five-year National S&T Major Projects Facing 2030

3 Clean and Efficient Utilization of Coal Coal is the Main Source of Energy in China The proven coal reserves is about 1.3 trillion tons, accounting for fossil energy reserves of 96% in China. In 2016, coal accounts for 62% of primary energy consumption. By 2030,the proportion of coal in primary energy structure in China will account for 55%. Petroleum 1.78% Natural gas 2.08% Coal 96.14% Coal Production(10 9 t) % 69.2% 68.0% 62.0% % 75% 50% 25% 0 Proportion of primary energy consumnption Fossil energy basic reserves in China Coal production and Proportion of primary energy consumption

4 Current Industrial Chain in Clean Coal Technology Coal-fired Power Generation mg CCS Coal conversion Coal Exploitation Industrial coal Domestic coal Pollution control SO 2 35 mg/m 3 NO x 50 mg/m 3 PM 5 mg/m 3

5 CO 2 Utilization in China is Very Important Locations of large CO 2 point sources and CO 2 storage reservoirs in China China energy-related CO 2 emissions by fuel and carbon intensity of the economy 64% territory 4% population Hu Line: Result of Climate Change in 1k years 36% territory 96% population Shan, Y. et al. Sci. Data 5:170201, 2018; Dahowski, R.T. et al. Int. J. Greenh. Gas Con. 2012,11,73-85

6 OUTLINE 1. Clean and Efficient Utilization of Coal 2. Development of CCUS Technology Developed CCUS programs CCUS Demonstration projects 3. Outlook and Future Perspective National Key R&D Programs in 13th Five-year National S&T Major Projects Facing 2030

7 Developed CCUS Program National High Technology R&D Program of China CO 2 Methanation CO 2 Utilization Obtained Ni-based catalyst with high CO 2 methanation efficiency and its scale-up preparation technology. Completed industrial demonstration units of coke oven gas added with CO 2 to LNG with the scale of Nm 3 /h and to SNG with the scale of Nm 3 /h. The total conversion rate of CO and CO 2 and the methane selectivity are above 99.9%. CO 2 Fixation by Biomass Completed 100,000 m 2 of industrial demonstration project of micro algae capture CO 2 from Penglaicoal-fired power plant flue gas, can achieve 3000 tons CO 2 capture by microalgae and 523 tons microalgae biomass production per year. Completed a pilot system with 21.5 tons CO 2 coupled capture per year by micro algae/non photosynthetic microbes.

8 Developed CCUS Program National High Technology R&D Program of China CO 2 -EOR Carried out the full chain CCUS pilot project in Jingbian Field. The accumulated CO 2 injection amount reached 43,000 tons the crude oil production increased more than 1000 tons through CO 2 -EOR comparing with water recovery. CO 2 Storage Storage Developed integrated measuring, monitoring and verifying technologies in near-surface, underground and ground, which is suitable for low porosity and low permeability reservoir in Ordos Basin.

9 Developed CCUS Program National High Technology R&D Program of China IGCC Completed the largest CO 2 pre-combustion capture device in China, which can capture tons of CO 2 per year. The energy consumption is 2.2 GJ for every ton of CO 2 capture. The captured CO 2 concentration is 98.1% (dry basis) and the CO 2 recovery is 91.6%. Huaneng IGCC Demonstration Plant CO 2 Capture Membrane Separation Finished the construction of 50 Nm 3 /h demo and 1000 h field test at Lu an Tunliu Base. The CO 2 permeance is higher than mol/(m 2 s Pa) and CO 2 /H 2 selectivity is >50 at 3MPa. CO 2 recovery is 91%. Finsihed the design of PDP for 10000m 3 /h membrane separation system. Set a new record with running over 3,918 hours (Sep., 2018)

10 Developed CCUS Program Post-combustion Tech. Chemical absorption A good adaptability to flue gas Relatively mature technologies Running Industrial demonstration Research institution Zhejiang University Tsinghua University Chinese Academy of Sciences Hunan University Sinopec, Huaneng, Shenghua Aiming to large scale demonstration Flue gas 12%CO Water wash Pretreat Absorber Packing (40-50 ) Rich Solution (50-60 ) Condensation ( ) Heat Exchanger Stripper bar Reboiler CO 2 Compressor Lean Solution (110 ) Steam MPa state-of-art Capital cost: 3000 /kw Energy consumption: 3~4 GJ/tCO 2 Operating cost: 300~400 /tco 2 Key issue High energy consumption of regeneration High equipment cost and difficulty in utilization of low-grade heat

11 Developed CCUS Program CO 2 Solvents 1 st Generation Solvents Commercial 2 nd Generation Solvents Commercial 3 rd Generation Solvents Not Commercial Amine blends - I High absorption rate High regeneration rate Zhejiang University Amine blends - II Large CO 2 capacity Water lean/free Amine blends - III Optimize VLE Lower viscosity

12 Developed CCUS Program DAC Tech.

13 Developed CCUS Program DAC Sorbents

14 Small Demonstration Moisture Swing Technology 80% saturation 60% RH Adsorption isotherms at constant RH Zhejiang University Dimension: 2m 2m 5m Capacity: 30 kg CO 2 /d Technology: moisture swing

15 Industrial Demonstration in China A Pilot Plant at Gaobeidian Power Plant, Beijing Items Capture Process Feature Features* Post combustion PC power station, CO % in flue gas 3,000 t/a Post-Combustion Carbon Capture, 2008 * Scale 3,000 t/a CO 2 Energy consumption Capture ratio >85% <3.0 GJ/tCO 2 CO 2 purity Food grade, >99.997% Highlight First post combustion demonstration in China. Stable running over 5 years, tests on corrosion, solvent purification and energy saving technologies

16 Industrial Demonstration in China Huaneng Shidongkou Power Plant, Shanghai Items Features * Capture Process Feature Post combustion PC power station, CO % in flue gas 120,000 t/a Post-Combustion CO 2 Capture and Refining Utilization Project, 2009 * Scale 120,000 t/a CO 2 Solvent Mixed amine Energy consumption Capture ratio >85% <2.7 GJ/tCO 2 CO 2 purity Food grade, >99.997% Highlight One of the biggest post combustion CO 2 capture project in the World

17 Industrial Demonstration in China Shengli Power Plant CO 2 Capture, Shandong Items Capture Process Feature Features Post combustion CO % in flue gas; CO 2 Capture EOR 40,000 t/a Post-Combustion CO 2 Capture, 2014 Scale 40,000 t/a CO 2 Novel solvents (MA-1) Solvents Solvent regeneration energy 30.3% lower than MEA Capture ratio >80% CO2 purity Highlight >95%,EOR Invented a dual heat pump CO2 capture process to effectively reduce the energy consumption and water usage

18 Industrial Demonstration in China Karamay Methanol Production PSA Purge Gas, Xinjiang Items Capture Process Feature Features Industrial Methanol production factory, CO 2 4-8% in PSA purge gas 100,000 t/a CO 2 capture from PSA purge gas of methanol production factory at Karamay, Xinjiang, 2016 Scale 100,000 t/a CO 2 Solvent AEA Capture ratio >99% CO2 purity Food grade, >99.997% Others CO 2 Capture - EOR

19 Development of Oxy-fuel in China

20 CCUS Organization and activities in China CO2 Utilization Roundtable, 2018

21 OUTLINE 1. Clean and Efficient Utilization of Coal 2. Development of CCUS Technology Developed CCUS programs CCUS Demonstration projects 3. Outlook and Future Perspective National Key R&D Programs in 13th Five-year National S&T Major Projects Facing 2030

22 National Key R&D Programs in 13th Five-year National High Technology R&D Program of China Over 100 organization, such as university, research 11 key technologies R&D projects are funded. institutes and enterprises, participate in the Special The government fund is over 230 million RMB. Program Non-governmental funds of 640 million RMB are invested into the related research work.

23 National Key R&D Programs in 13th Five-year Funds (M RMB)

24 National Key R&D Programs in 13th Five-year 03 Key Technologies and Demonstration of High Efficiency and Low Cost Oxy-fuel Combustion Theory and Method Technology and Equipment System and Scheme Integration and optimization for the all-process of oxy-fuel combustion plant

25 National Key R&D Programs in 13th Five-year 04 Technology on Chemical Looping Combustion and Gasification of Coal Research on chemical looping combustion and gasification reaction at 0.1 to 0.6 MPa Large scale preparation of oxygen carrier Process intensification amplification and pollution control technology To achieve the objective of FR CO 2 concentration 90%, combustion efficiency 90% and CO 2 capture efficiency 90%. 3MW pilot scale study on chemical looping combustion of coal 1MW pilot scale study on chemical looping gasification of coal

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27 National Key R&D Programs in 13th Five-year 05 Development of High Performance Absorbent/Adsorbent and Technology for CO 2 Capture Items Features Capture Process Post combustion, CO % Device Reserve Zone. Expected to be finished by 2019 Scale 150,000 t/a CO 2 Energy consumption 2.4 (40% ) (GJ/tCO 2 ) Capture ratio >90% CO 2 purity >99% Capital Cost 30% Operating Cost(USD/tCO 2 ) 32 (MEA: 48) 30% Capture Cost (USD/tCO 2 ) 45 (MEA: 66) 30%

28 National Key R&D Programs in 13th Five-year 07 Key Technology of CO 2 Mineralization and Utilization using Solid Wastes and the Ten-thousand-tonnage Industrial Test 1.Hydration inert cementitious materials and study of deep mineralization characteristics 2.CO 2 deep mineralization conservation strengthening and micro interface regulation Three 10,000 t/a CO 2 mineralization demonstrations on Concrete Curing, Steel Slag and FGD gypsum 3.Correlation between mineralization process and macro durability of building materials 4.CO 2 deep mineralization maintenance equipment and 10,000 t industrial verification CO 2 mineralization Capacity 150kg CO 2 / t CO 2 absorption rate 90% CO 2 net sequestration rate 75%;

29 National Key R&D Programs in 13th Five-year 08 New Technologies of CO 2 Utilization for High Value-added Chemicals High atomic economy Development of appropriate catalysts and reactors: multi-tube fixed-bed reactor for carbonylation with the capacity of 1 t/a, CO 2 conversion Eff. 99%, the yield of EC 98%. Scale-up & optimization: complete technology package of 10 kt/a. High CO 2 conversion efficiency Mild reaction conditions Bright industrial prospects System integration & industrial demonstration: a 1000 t/a pilot plant of CO 2 to MeOH/EG and a 10,000 t/a demonstration plant of CO 2 to DMC/EG will be built.

30 National Key R&D Programs in 13th Five-year 09 CO 2 Reduction with Microalgae from Coal-fired Flue Gas Utilization systems of CO 2 derived from flue gas of coal-fired power plants and coal chemical plants: cultivate 3 carbon-fixing strains with highefficiency of capturing CO 2. Gigh throughput screening of microalgae strains with high CO 2 fixation capability and other targeted phenotypes: the outdoor micro-algae (dry basis) capacity reached 25g/(m 2 d) for one month. Novel photobioreactors with high light efficiencies, high CO 2 fixation, and low costs:to establish a 10,000 t/a carbon-fixing capacity of microalgae demonstration.

31 National Key R&D Programs in 13th Five-year 10 Research on CO 2 -EOR and Geological Storage Monitoring Technology Industrial Demonstration Basic research on CO 2 -EOR and geological storage Research on wellbore integrity Research on reservoir and environment monitoring technology To establish 360,000t/a CO 2 capture device, 115km CO 2 transmission pipeline & injection 0.1M t/a demonstration project, the prediction error of the leakage volume is 15%.

32 National Key R&D Programs in 13th Five-year 11 Key Technology of CO 2 -ECBM In the demonstration project of coal-bed methane gas with a scale 100M m 3 /a, the coalbed methane drainage rate will be increased 10% compared with conventional extraction, and the CO 2 concentration in coalbed methane products will be 1%.

33 Thanks for listening! State Key laboratory of Clean Energy Utilization