Evaluating Marine Fuel Systems with E20 Gasoline

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Evaluating Marine Fuel Systems with E20 Gasoline

• Harold Haskew Associates, Inc
• October 11, 2007
• IBEX 2007

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Ethanol in Gasoline?

• Required by the 2005 Federal Energy Act
• Currently limited to 10 by volume
• Expanding Production Capability will soon exceed
  10
• 20 is being discussed
• How Might this Affect the Marine Industry?

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Petroleum Use Through 2006

• Source Energy information Admin/Annual Energy
  Review 2007

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Chinese Auto Production
Sources International Organization of Automobile
Manufacturers, (OICA), World Production
Statistics.
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Auto Production in India
2001 2002 2003 2004 2005 2006 2007
Source International Organization of Automobile
Manufacturers, OICA Global Auto Production
statistics.
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http//www.ethanolrfa.org/
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Overview

• ABYC and NMMA are Sponsoring the Evaluation
• A Quick Look at Impact of 20 ethanol in gasoline
  on New Marine Systems
• Plastic and metal tanks included
• Sterling Testing Services in Milford, Michigan

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Test Hardware

• Six Tanks on Test
• Three Aluminum (Florida Marine Tanks)
• Three Cross-linked Poly Ethylene (INCA)
• Delphi Marine Carbon Canisters
• Trident Hoses
• Perko Cap Hardware
• Racor LG50 Liquid/Air Separators

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Fuel System Content

• Each fuel system contains
• Tank w/level sender
• Hoses
• Vent with Separator
• Carbon Canister
• Cap

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Fuel Tank Description

• Florida Marine Aluminum Tanks
• 23 gallon
• 24 gallon
• 25 gallon
• INCA Plastic Tanks
• 11 gallon
• 15 gallon
• 28 gallon

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Delphis Carbon Canister
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Test Procedure

• 50 fill with E20 fuel
• Daily temperature cycle - 72 and 105F
• Weekly drain half the fuel Check Gauge Return
  Fuel to Tank
• Monthly Fuel Change
• Three Month Exposure

(Additional Exposure Option)
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Summary

• ABYC and NMMA are sponsoring the E20 evaluation
• Tests underway at Sterling Testing Services,
  Milford, MI
• Initial results expected early 2008.