Green Car Congress

APRIL 19, 2013

Given the properties of the fuel blend, improved fuel efficiencies can be generated by several approaches, including downsizing/downspeeding; increased compression ratio; reduced enrichment; and the leveraging of improved efficiency at part load. Downsizing/downspeeding. Part-load CO 2. Earlier post.) Earlier post.).

Engine 253

Engine Fuel Ford Future 253

Green Car Congress

AUGUST 25, 2015

fuel with higher ethanol content—for part- and full-load operation for different engine types and fuel assumptions. Knock and fuel octane rating are becoming increasingly important due to many powertrain design trends including downsizing, downspeeding, cylinder deactivation, and hybridization. … In their study, Leone et al.

Engine 150

Engine Fuel GM Ford 150

Green Car Congress

APRIL 29, 2009

Ford’s turbocharged, gasoline direct injection EcoBoost engines are targeted to play a significant near-term role in Ford’s efforts to reduce fuel consumption by enabling downsizing. Achieve fuel-air mixing homogeneity equivalent to its naturally-aspirated (NA) counterpart at part-load conditions to ensure fuel economy targets.

Ford 199

Ford 2009 Engine Davis 199