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Solid oxide fuel cell and stack configuration

United States Patent Application

20070141424
A1
View the Complete Application at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A fuel cell unit includes an array of solid oxide fuel cell tube sheets having porous metallic exterior surfaces, interior fuel cell layers, and interior surfaces, and at least one header in operable communication with the array of solid oxide fuel cell tube sheets for directing a first reactive gas into contact with the porous metallic exterior surfaces and for directing a second reactive gas into contact with the interior surfaces, the header further comprising at least one busbar selected from the group consisting of an exterior busbar disposed in electrical contact with the porous metallic exterior surfaces and an interior busbar disposed in electrical contact with the interior surfaces.
Armstrong, Timothy R. (Clinton, TN), Trammell, Michael P. (Jacksboro, TN), Marasco, Joseph A. (Kingston, TN)
11/ 314,111
December 21, 2005
[0002] The United States Government has rights in this invention pursuant to contract no. DE-AC05-00OR22725 between the United States Department of Energy and UT-Battelle, LLC.