Calvin College From Left: Joshua Harbert, Christian Ocier, Mitch Kenyon, Fred Thielke, Adebo Alao Outline •Project Overview •Purpose •Procedure •Uses •Questions Our Project Design and construct a process to convert Yellow Grease into biodiesel •45 gal capacity •2 day process Our Project Tentative plans for reactor •Renewable Energy Organization •Commuter Van •Yellow Grease from on campus dining services •Donate to Calvin 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 Why Are We Doing This? 75 Million Gallons of Biodiesel Produced in 2005 75 million Gallons of Biodiesel was 0.2% of the total US diesel consumption in 2005! other 18% edible tallow 6% inedible tallow 11% yellow grease 8% soy 57% The Mechanical Aspect Recently acquired 60 gal Stainless Steel reactor Reaction Vessel Filter Polishing Column Polishing Column Polymer Adsorbent Chemistry What you need: •Sulfuric Acid •Methanol •Potassium Methoxide Lab Work Scale up and Analysis Waste Streams 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) Questions?