article thumbnail

ExxonMobil Research files patent application on methods for expanding HCCI and other advanced combustion modes load range with fuel-alcohol blends

Green Car Congress

ExxonMobil Research and Engineering Company has filed a US patent application (# 20100326387 , published 30 December 2010) on methods using a wide range of fuel-alcohol blends to expand the operating envelope of engines operating in advanced combustion modes. Lü et al. 2007.01.002. Shibata, et al.

article thumbnail

DOE to award up to $4.5M to increase acceptance and deployment of alt fuel vehicles

Green Car Congress

The alternative fuel types to be addressed under this FOA are specified by the Energy Policy Act of 1992 and are: Methanol, ethanol, and other alcohols. Blends of 85% or more of alcohol with gasoline. Natural gas and liquid fuels domestically produced from natural gas. Liquefied petroleum gas (propane).

article thumbnail

DOE to award up to $4.5M to projects for alt fuel and advanced vehicle deployment

Green Car Congress

This includes training for technicians and service personnel that will be operating and maintaining AFVs, and the associated fueling/re-charging infrastructure and service facilities, as well as tow-truck operators and automotive salvage/recycling operators that are dealing with wrecked vehicles and equipment end-of-life processes.

article thumbnail

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. The concept of an “effective octane number” calculates overall knock resistance of fuel in modern engines, including the effects of charge cooling. —Leone et al. In their study, Leone et al.

Engine 150
article thumbnail

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

Green Car Congress

Experiments have even shown that the evaporation of the water in the intake manifold acts as a charge air cooling, which improves the volumetric efficiency and thereby the overall efficiency of the engine. d) further provides for alcohol blends as follows: Special provisions for alcohol blends. (1) 40 CFR § 80.27(d)

article thumbnail

GM and U Mich receive patent on plug-in series hybrid/extended range electric vehicle powertrain using multiple free piston linear alternator engines

Green Car Congress

A control module determines mechanical and electrical power demands in respond to driver input and a state of charge of the electrical energy storage device. Fuels can include gasoline blends, and alcohol blended hydrocarbon fuel grades. Ethanol blended hydrocarbon fuels can include higher ethanol blends (e.g.