article thumbnail

Co-Optima releases capstone report on first 4 years of work

Green Car Congress

Co-Optima estimations indicate that significant fuel economy improvements are possible with improvements to RON, S, and HOV. The report highlights researchers’ answers to three vital questions: What fuels do engines want? Estimations indicate that fuel economy improvements are possible with improvements to RON, S, and HOV.

article thumbnail

DOE Co-Optima researchers identify 6 high-potential blendstocks

Green Car Congress

While fuel economy ratings of today’s cars significantly outstrip those of just a decade ago, cost-effective efficiency improvements remain limited by existing engine designs and fuel formulas.

article thumbnail

Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

The Brazilian government’s dedication to the ethanol industry declined and incentives given by the government wore off, causing hydrous ethanol-fueled vehicle production to decline in the late 1980s to early 1990s. d) further provides for alcohol blends as follows: Special provisions for alcohol blends. (1)