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

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

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

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

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

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

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

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

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

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

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

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

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

QUESTIONS?