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Ethanol % sweet spot
http://www.lostjeeps.com/forum/phpBB3/viewtopic.php?f=94&t=41343
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Author:  blake1827 [ Thu Mar 19, 2009 1:33 pm ]
Post subject:  Ethanol % sweet spot

stumbled accross a claim today in the comments from this article.
http://www.denverpost.com/commented/ci_11936454?source=commented-business


he links to:
http://www.rhapsodyingreen.com/rhapsody_in_green/files/optimal_ethanol_blend_level_study.pdf

Guy claims: "The University of Minnesota along with U of North Dakota did a study not long ago of highe ethanol blends in normal (non-FFV ) late model vehicles and found the mileage actually went up at a "sweet-spot" between 25-30% ethanol. This is with no modification to the vehicles. So imagine what happens when you include turbo-charging, or run in an engine with higher compression ratios( greater than 10 to 1) making full use of ethanols' higher octane numbers. There's also a longer term study( 2 years) done by the UofM that shows no significant problems with using an E20 blend in most non-FFV vehicles, even in cold climates ."

dyno testing doesn't replicate real world, and they're skewing the mpg figures somewhere in that measured/calculated formula they have. Keep dreaming guys...

Author:  Albert [ Fri Mar 20, 2009 1:12 am ]
Post subject: 

I don't drive my jeep on a dino and i get worse gas mileage with just 10% ethanol so why would i want more ethanol...........that just has to be bs.............Who funded the study?

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