1. From Left: Joshua Harbert, Christian Ocier, Mitch Kenyon, Fred Thielke, Adebo Alao Calvin College

2. Outline Project Overview Purpose Procedure Uses Questions

3. Our Project Design and construct a process to convert Yellow Grease into biodiesel 45 gal capacity 2 day process

4. Our Project Tentative plans for reactor Renewable Energy Organization Commuter Van Yellow Grease from on campus dining services Donate to Calvin

5. Why Are We Doing This? 1.We believe that: There is an Energy Crisis arising There is no single solution 2.We also believe that the solution will be dependent on: Life style changes Cultural and regional resource use Sustainable/renewable energy

6. Why Are We Doing This? 75 million Gallons of Biodiesel was 0.2% of the total US diesel consumption in 2005!

7. The Mechanical Aspect Recently acquired 60 gal Stainless Steel reactor

8. Reaction Vessel

9. Filter

10. Polishing Column Polymer Adsorbent Polishing Column

11. Chemistry What you need: Sulfuric Acid Methanol Potassium Methoxide

12. Lab Work

13. Scale up and Analysis

14. Waste Streams

15. Uses Suitable for: Trucks, boats, generators, personal vehicles Most unmodified diesel engines Most moderate climates Not Suitable for: Very cold environments Older diesel engines (natural rubber parts)

16. Questions?