A method for managing the temperature of an E-diesel catalyst by distilling out a portion of the ethanol, injecting the distilled ethanol into exhaust gasses upstream of the catalyst, reacting the distilled ethanol with excess oxygen in the exhaust gasses to produce heat, and controlling the ethanol injection using various engine parameters.
UT-BATTELLE, LLC (One Bethel Valley Road 4500N, MS-6258 Oak Ridge TN 37831-6258)
July 27, 2007
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH
 This invention was made with United States Government support under Contract No. DE-AC05-00OR 22725 between the United States Department of Energy and UT-Battelle, LLC, and the United States Government has certain rights in this invention.