1. Status of CO2 Capture Using Algae

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

3. 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

4. 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

5. 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

6. 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

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

8. Status of CO2 Capture Using Algae
The Key Players

9. 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

10. 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

11. 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

12. 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

13. Success Points of Pilot Projects
Status of CO2 Capture Using Algae
Success Points of Pilot Projects
% 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.

14. 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

15. 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

16. 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

17. 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.

18. Status of CO2 Capture Using Algae
Questions?

19. Thank you