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Published byPaul Garrett Modified over 8 years ago
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Striving for Sustainability Alternative Vehicles Effect on Luther’s Carbon Footprint November 10, 2008 Rich Tenneson, Facilities Services
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President’s Climate Commitment Before – decisions based mostly on cost Freedom to explore opportunities – staff buy in After - based on cost and environmental impact Key to change behavior
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President Torgerson on Sustainability at Luther “Can Luther be known as a place where sustainability and stewardship shape campus culture and practices?... This is an opportunity for Luther to build on past successes and be a model--not a mirror--for society.” Freedom to explore opportunities Staff Buy IN
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Fleet Vehicles 8 full-size vans 5 minivans 19 cars, including 7 hybrids Maintenance Vehicles 13 trucks 3 minivans 9 cargo vans 1 car Gasoline Fleet 46,000 gallons Diesel Fleet 6,500 gallons 1,042,776 lbs of CO 2
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Total eCO 2 Emissions 07-08 17,671 Metric Tons of eCO 2 38,960,000 Pounds of eCO 2
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President Torgerson on Sustainability at Luther “You don’t wake up one morning and say Luther is going to be known for sustainability. A lot of things happen over a long period of time, until it comes to a tipping point.”
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Model Stewardship & Sustainability in all College Operations Hybrid Vehicles Bio Diesel Electric Maintenance Vehicles CNG Vehicles
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Vehicle Life Cycle Cost Evaluate ALL costs over the life of the vehicle, not just purchase price –original price, operations (fuel), selling price Look at total carbon emissions as part of purchasing decisions
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Hybrid Vehicle Purchase Luther purchased two hybrid cars in 2004, two in 2006, one in 2007, two in 2008 What is a Hybrid? –A vehicle with both a gasoline engine and a silent electric motor –Gasoline engine goes dormant when not needed
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Original Cost of Vehicle Bids received per specs Honda Civic Hybrid $ 21,990 Toyota Prius Hybrid $ 24,001 Ford Fusion $ 15,949 Chevrolet Malibu $ 17,327 Average cost overage $ 5,350
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EPA Fuel Economy Ratings Hybrid – MPG City 40, MPG Hwy 45 Hybrid – MPG City 48, MPG Hwy 45 Fusion – MPG City 20, MPG Hwy 28 Malibu – MPG City 22, MPG Hwy 30
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Vehicle Lifetime Gasoline Costs Gasoline costs based on 100,000 lifetime miles(25% City, 75% Hwy) CivicHybrid – $ 8,365. PriusHybrid – $ 7,985. Less $ 280 Fusion – $13,275. Add’l $ 5,000 Malibu – $14,340. Add’l $ 4,324
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Vehicle Lifetime Greenhouse Gases Greenhouse gases based on 100,000 lifetime miles(25% City, 75% Hwy) CivicHyb – 56,000 PriusHybrid – 53,600 Less 2,400 Fusion – 90,800 Add’l 34,800 Malibu - 94,400 Add’l 38,400
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Summary of Life Cycle Cost Fusion lifecycle cost $ 26,300 26.3 cents per mile Malibu lifecycle Cost $ 26,270 26.3 cents per mile PriusHybrid lifecycle $ 24,485 24.5 cents per mile CivicHybrid lifecycle $ 22,850 22.9 cents per mile
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Ester Machine Bio Diesel Purchase Two purposes –Food Service Dock –Cost and Emission Savings
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Green World Biofuels Ester Machine –Portable – outdoor use –Process, wash & dry –Add methanol, Potash Anhydrous –Produce 80 gallons bio diesel per day –Glycerin
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Heat oil to 120 degrees
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Wash Cycle
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Bio Diesel Production Produce 2,300 gallons yearly 35% of Usage Dollar Savings per Year – up to $ 8,320 Reduce Carbon emissions by 50,000 lbs
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Diesel Gator, Lawn Mowers
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Facilities Fleet Analysis 26 Maintenance Vehicles – 2 yr history Miles per gallon, average 9.5 Average 19 miles per day per vehicle, 496 miles per day Yearly operating cost $ 2,460 per vehicle, $63,969 per year Gasoline $ 1,898 Yearly emissions 10,030 per vehicle, 260,810 per year
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Electric Vehicle Purchase Total recharging cost $ 79 per vehicle, – $ 1,812 Reduction, 96 % less per year. Total operating cost $ 330 per vehicle, – $2,132 Reduction, 87 % less per year Total CO2 emissions 2,402 per vehicle, – 8,140 Reduction, 76 % less per year Total Fleet Potential Savings –Reduction of $ 55,422 per year –Reduction of 198,300 Pounds of CO2
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Electric Vehicle Purchases
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Future Purchases Considered Compressed Natural Gas(CNG) –Pickup – Purchased in summer, 2008 –Car Electric –Pickup – convert S-10 to electric –Lawn Mowers ???
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