Skip to Content
Find More Like This
Return to Search

Tubular solid oxide fuel cells with porous metal supports and ceramic interconnections

United States Patent

May 8, 2012
View the Complete Patent at the US Patent & Trademark Office
U.S. Department of Energy - Visit the Office of the Assistant General Counsel for Technology Transfer & Intellectual Property Website
An intermediate temperature solid oxide fuel cell structure capable of operating at from C. to C. having a very thin porous hollow elongated metallic support tube having a thickness from 0.10 mm to 1.0 mm, preferably 0.10 mm to 0.35 mm, a porosity of from 25 vol. % to 50 vol. % and a tensile strength from 700 GPa to 900 GPa, which metallic tube supports a reduced thickness air electrode having a thickness from 0.010 mm to 0.2 mm, a solid oxide electrolyte, a cermet fuel electrode, a ceramic interconnection and an electrically conductive cell to cell contact layer.
Huang; Kevin (Export, PA), Ruka; Roswell J. (Pittsburgh, PA)
Siemens Energy, Inc. (Orlando, FL)
12/ 490,512
June 24, 2009
GOVERNMENT CONTRACT The Government of the United States of America has rights in this invention pursuant to Contract No. DE-FC26-05NT42613, awarded by the U.S. Department of Energy.