Integrated Gasification Power Generation with Carbon Management
Summary
Integrated gasification power generation with carbon management merges coal, biomass or waste feedstocks into a syngas through high-pressure, high-temperature reactions. This syngas is cleaned to remove particulates, sulphur compounds and CO₂ before combustion in a combined-cycle gas turbine and steam turbine arrangement, yielding high electrical efficiency and reduced pollutant emissions. The captured CO₂ is then compressed and either sequestered in geological formations or utilised for enhanced oil recovery or chemical synthesis. Such systems offer the flexibility to co-gasify diverse fuels, enable rapid load changes for grid balancing and facilitate co-production of hydrogen, methanol or synthetic natural gas. By integrating carbon capture and utilisation or storage, these plants can approach near-zero or even net-negative CO₂ emissions when coupled with sustainable biomass feedstocks, playing a critical role in decarbonising baseload and peaking power facilities worldwide.
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Integrated Gasification Power Generation with Carbon Management publication trend
The graph below shows the total number of articles in integrated gasification power generation with carbon management across all publications each year (not limited to Nature Index journals).
Technical terms
Integrated Gasification Combined Cycle (IGCC): A power-generation configuration in which solid or liquid fuel is first converted into syngas, cleaned and then combusted in a combined-cycle gas and steam turbine system.
Syngas: A mixture of carbon monoxide, hydrogen and often carbon dioxide produced by gasifying carbonaceous feedstocks under high temperature and pressure.
Carbon Capture and Storage (CCS): A suite of technologies that separate CO₂ from flue or process gases, compress and transport it to a storage site for long-term containment.
Oxyfuel Gasification: Gasification performed using pure oxygen or an oxygen-rich stream instead of air to produce a high-concentration CO₂ gas for easier capture.
Polygeneration: The simultaneous production of multiple commodities—such as power, hydrogen and chemicals—from a single integrated process to enhance overall efficiency.
Life-Cycle Analysis (LCA): A methodology for quantifying total environmental impacts, including greenhouse-gas emissions, from raw-material extraction through end-of-life disposal.
References
- A flexible hydrogen-electricity coproduction system through the decoupling of units with different dynamic characteristics. Carbon Neutrality (2023).
- Techno-Economic Efficiency Estimation of Promising Integrated Oxyfuel Gasification Combined-Cycle Power Plants with Carbon Capture. Clean Technologies (2023).
- Synthetic natural gas (SNG) production by biomass gasification with CO2 capture: Techno-economic and life cycle analysis (LCA). Energy (2024).
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