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DOE Co-Optima researchers identify 6 high-potential blendstocks

Green Car Congress

Ten blendstocks from four chemical familes with the greatest potential to increase boosted SI engine efficiency (as determined by merit function scores). Co-Optima research and analysis identified the fuel properties needed for optimal operation of boosted SI LD engines through development of a merit function. Source: DOE.

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

Green Car Congress

The Brazilian experience shows that the presence of small (<10%) amounts of water in the fuel does not in itself cause a greater tendency to misfire in spark ignition engines than a proportionate leaning of the fuel/air mixture would do, provided that the vapor pressure of the hydrated ethanol at the ambient temperature is high enough.