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Study Finds Strong Synergy Between Spark Ignition Engine Downsizing and Low-to-Moderate Alcohol Blend Fuels

Green Car Congress

The researchers found that the combination of technologies allowed improvements in fuel economy over the engine drive cycle. Furthermore, a reasonable improvement in dilution tolerance could be achieved at higher engine loads, which could eliminate over-fueling requirements under such conditions. Cairns et al. SAE 2009-01-0138).

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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. Estimations indicate that fuel economy improvements are possible with improvements to RON, S, and HOV. Source: Co-Optima capstone report. What Will Work in the Real World?