SPEAR

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SPEAR

• Students Promoting Environmental Awareness and
  Responsibility

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Biodiesel at Vanderbilt

• Vanderbilt Biodiesel Initiative
• A Visual Tour

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How did it get started?
Finished construction Began production!
Wilderness Skills instructors wanted to travel
more green
Construct and test a pilot system
Fall 2006
Summer 2007
Fall 2007
Spring 2007
Top ten finalist for Eco-Magination
Began the construction of the biodiesel shed
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Biodiesel Shed
Located at the intersection of Vanderbilt Place
and 24th Avenue South inside the gate of the
Power Plant
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Biodiesel Shed
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The Process
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Starting Materials

• Vegetable Oil
• Methanol
• Base Catalyst

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Vegetable Oil

• Collected from
• Rand
• Commons
• Jacksons Bar and Bistro
• And others
• VBI registered as a 501.c3 non-profit
  organization so any oil donations are also tax
  deductible.

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Vegetable Oil
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Vegetable Oil
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Filter Wand
Used Window Screen to filter chunks
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The Process
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Methanol
Powder Biodiesel
Biodiesel
Glycerin
Synthetic talc powder
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KOH Potassium Hydroxide
http//en.wikipedia.org/wiki/ImagePotassium_hydro
xide.jpg
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System
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Separation
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Glycerin Soap
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• To date VBI has produced over 1,300 gallons of
  biodiesel and 100 gallons of soap for Vanderbilt.
  

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Production Capacity

• Running a batch (120 gallons) about every other
  week.
• Operating at full capacity, in theory 360 gallons
  per week.
• Currently limited by the amount of waste oil
  collected and personnel to run the system.

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Cost

• 1 per gallon

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Who is involved?
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Biodiesel in Use
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Biodiesel in Use
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Who can buy the fuel?

• Not the general public, due to regulatory issues

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Summary
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Getting Involved
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For More Information