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Fuel cell gas management system

United States Patent

6,013,385
January 11, 2000
View the Complete Patent at the US Patent & Trademark Office
A fuel cell gas management system including a cathode humidification system for transferring latent and sensible heat from an exhaust stream to the cathode inlet stream of the fuel cell; an anode humidity retention system for maintaining the total enthalpy of the anode stream exiting the fuel cell equal to the total enthalpy of the anode inlet stream; and a cooling water management system having segregated deionized water and cooling water loops interconnected by means of a brazed plate heat exchanger.
DuBose; Ronald Arthur (Marietta, GA)
Emprise Corporation (Marietta, GA)
08/ 900,822
July 25, 1997
This invention was made with government support under DOE Contract No. DE-AC02-94CE50390 awarded by The United States Department of Energy. The government has certain rights in the invention.