1. Bio-Waste Recovery Ethanol Distillation Project Moccasin-Ethanol Group Team Members: Thomas Rose Gerry Taylor Joe White April 22, 1998

2. Today’s Topics Background and Theory Plant Design Material Production Specifications Economic Analysis

3. Basic Ethanol Production Requirements Feedstock (Organic) Acid Glucose Xylose Glucose Xylose Pure Ethanol Impure Ethanol HU DU FER DC

4. Plant Design Dialysis Unit 1 Dialysis Unit 2 Fermenter 1 Distillation Column Feed Sulfuric Acid Tank Bottoms Ethanol Tank Fermenter 2 Yeast Tank Hydrolysis Unit 1 Hydrolysis Unit 2 Filters Filter Water Tank

5. Production 90 tons/day 35% organic 95% Conversion 98% Recovery 85% Conversion 79% Overall Conversion of Feed into Ethanol

6. Total Cost 694,800

7. Production Daily Basis: 12 Hours/Day 21,600 gal/day of ethanol Yearly Basis: 200 Operating Days –4,300,000 gal/year –$1.40 per gal –Total Revenue: $6,060,000 per year

8. Equipment Payoff Profit: $0.12 per gal Annual Profit: $520,000 Payoff 1.34 years

9. Conclusions Partnership with Moccasin Bend Ample Location Economically Feasible

10. Acknowledgements Moccasin Bend Wastewater Treatment Facility Dr. Jim Henry - UTC Professor Various Other Resources