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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.

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

Green Car Congress

Although it previously used a hydrous ethanol blend, Brazil shifted toward the aforementioned anhydrous ethanol, which is used in a ratio of ethanol to gasoline of 20-24:80-76. Brazil introduced its current generation of ethanol-powered cars in 2003, the same year in which anhydrous ethanol consumption peaked. 40 CFR ยง 80.27(d)

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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

The covered hybrid powertrain uses the multiple reciprocating free-piston linear alternator engines to generate electric power for the battery pack or the traction motor. The FPLA units are connected to a power electronics module, which in turn in connected to the electrical energy storage system and the electric motor.