2. Christian Pfretzschner Mike Handlogten Jason Kraai Brady Rathbun Julie Stoddard Our Team

3. Presentation Overview Project Reintroduction Design Norms Resources Engineering Analysis Obstacles Progress and Accomplishments Questions

4. Project Reintroduction Initial Problem Possible Solutions Corn Stalks Switch Grass Algae Process Overview Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

5. Design Norms Stewardship Transparency Justice Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

6. Resources Dr. Pengcheng Patrick Fu NATCO Steve Brusso Alternative Fuels Handbook Research Literature Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

7. Engineering Analysis Material Balance 1 Million Liter Basis Gas Sweetening Basis Energy Balance Sun Light Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

8. Energy Balance Algae require 240 W/m 2 Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

9. Obstacles Separations Membrane Heterogeneous Distillation Adsorption Azeotrope Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress Dilute ethanol in water with impurities Fuel-grade ethanol Separation Process

10. Azeotropes Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

11. Obstacles Separations Membrane Heterogeneous Distillation Adsorption Azeotrope Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress Dilute ethanol in water with impurities Fuel-grade ethanol Separation Process

12. Obstacles Potential Process: Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress Dilute ethanol in water with impurities Fuel-grade ethanol Distillation Column Membrane

13. Progress and Accomplishments Preliminary Reactor Design Feasible Locations and CO 2 supply in US Beginning Economic Analysis for each separation process Researching and contacting membrane suppliers Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

14. Schedule and Cost Separation Economic Analysis Hinges on membrane information Choose Separation Process Detailed Unit Design Budget Project Reintroduction --- Design Norms --- Resources --- Engineering Analysis --- Obstacles --- Progress

15. QUESTIONS?