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DOE Co-Optima report identifies top ten bio-blendstocks for efficiency in boosted SI engines

Green Car Congress

Six of these blendstocks had the fewest significant practical barriers to adoption and use: di-isobutylene; ethanol; isobutanol; n-propanol; isopropanol; and a fusel alcohol blend. First and foremost, only three (ethanol, isobutanol and di-isobutylene) are currently allowed in market fuels. Gaspar, Daniel J., West, Brian H.,

Engine 207
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Team from GM, Ford, FCA reviews how to calculate engine efficiency benefits of high octane fuels

Green Car Congress

Alcohol and gasoline-alcohol blends also offer efficiency benefits independent of their octane value. Davis, Asim Iqbal, Ronald A. —Leone et al. Two major fuel factors contributing to knock resistance are octane ratings and fuel evaporative cooling. —Leone et al. Leone, James E. Anderson, Richard S.

Engine 150