Status of CO2 Capture Using Algae

Status of CO2 Capture Using Algae Objective To analyze algae-based CO2 capture technology, its status, viability and future.

List of Contents Status of CO2 Capture Using Algae Introduction Advantages of Algae-based Carbon Capture Key Players in Algae-based Carbon Capture Technology Current Status of Key Players Success Points of Pilot Projects Challenges and Efforts Conclusion

Algae cultivation system Status of CO2 Capture Using Algae Introduction Why CO2 Capture? Why Algae for CO2 Capture? Algae -based CO2 Capture Technology Flu gas purification Algae cultivation system Algal biomass Flue gas Sunlight Nutrients

Advantages of Algae-based Carbon Capture Status of CO2 Capture Using Algae Advantages of Algae-based Carbon Capture Safe and sustainable An onsite solution Additional revenues Highest rates of CO2 uptake

Algae-based Carbon Capture vs Geological Sequestration Status of CO2 Capture Using Algae Algae-based Carbon Capture vs Geological Sequestration Algae-based Technology Geological Sequestration Technology Sustainable Social problems arises Safe Untested on large scale No need to transport CO2 Need to transport CO2 to sequestration site Generates biomass No additional revenue Coupled with wastewater treatment Coupled with oil recovery $ = carbon credit + nutrient credit + biomass $ = carbon credit

Algae-based Carbon Capture Status of CO2 Capture Using Algae Algae-based Carbon Capture Not a theory anymore !

Status of CO2 Capture Using Algae The Key Players

Current Status of Key Players Status of CO2 Capture Using Algae Current Status of Key Players Companies Project phase RWE energy Pilot Stage Portland General Electric MBD Energy Seambiotic Linc Energy Research stage Trident Exploration NRG Energy EniTecnologies Glenturret Whisky distillery

Who Uses What? Status of CO2 Capture Using Algae 3 pilot phase project uses photobioreactor 1 uses open pond Open pond Closed pond Photobioreactor 4 Research Not yet tried 2 Research 1 Pilot 3 Pilot RWE energy Portland General Electric MBD Energy Seambiotic

CO2 Capture Potential Status of CO2 Capture Using Algae Seambiotic tonnes/acre/year Seambiotic 1,000 m2 RWE energy 600 m2 Seambiotic uses open ponds and captures 80 tonnes of CO2 per acre/year RWE energy uses photobioreactor and captures 87 tonnes of CO2 per acre/ year

Biomass is a Bonus! Status of CO2 Capture Using Algae Key Players End Use of Algae Seambiotic Food additives, Fish feed and biofuels MBD Algae oil Linc Energy Biodiesel, Fertilizers and power. Trident Exploration Electricity RWE energy Biogas plant Glenturret Whisky distillery Animal feed for cattle and Shellfish farms

Success Points of Pilot Projects Status of CO2 Capture Using Algae Success Points of Pilot Projects - 40-50% carbon dioxide capture - Companies capture both carbon dioxide and nitrous oxide - Algae are successfully cultivated in sub freezing temperatures by using the waste heat generated from coal plants. - Additional revenues.

Grants & Investments - More than $ 200 million grants Status of CO2 Capture Using Algae Grants & Investments - More than $ 200 million grants Department of Energy The Welsh Assembly Government - More than $ 200 million investments RWE energy MBD Energy

Challenges addressed Status of CO2 Capture Using Algae Bubbling of carbon dioxide E.g. By altering pH Energy intensive algae harvesting and drying E.g. Gravity settling Low cost algae cultivation E.g. Wastewater cultivation

Challenges yet to be addressed Status of CO2 Capture Using Algae Challenges yet to be addressed Suitable algal strain selection Land availability near power plant Retrofitting algae systems in existing power plants Economic viability Industrial perception

Conclusion Status of CO2 Capture Using Algae Algae-based carbon capture technology is in its initial stages of research. Preliminary results suggest that there is a significant amount of investments and industrial participation. Hence, it is not a theory anymore and could have a good GHG abatement potential in future.

Status of CO2 Capture Using Algae Questions?

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