Production of planar copper-based anode supported intermediate temperature solid oxide fuel cells cosintered at 950 °C

Copper-based anode supported planar Intermediate Temperature Solid Oxide Fuel Cells are produced and characterized in the present work. The most important advancement is related to the use of copper within the anodic layer, this giving promising results for feeding Intermediate Temperature Solid Oxi...

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Bibliographic Details
Published in:Journal of power sources Vol. 328; pp. 235 - 240
Main Authors: De Marco, Vincenzo, Grazioli, Alberto, Sglavo, Vincenzo M.
Format: Journal Article
Language:English
Published: Elsevier B.V 01-10-2016
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Summary:Copper-based anode supported planar Intermediate Temperature Solid Oxide Fuel Cells are produced and characterized in the present work. The most important advancement is related to the use of copper within the anodic layer, this giving promising results for feeding Intermediate Temperature Solid Oxide Fuel Cells with carbon and sulphur containing fuels. Both anode and Li2O containing-Gadolinia Doped Ceria based electrolyte are produced by water based tape casting process. The supporting anode is coupled to the electrolyte by thermopressing, the cathode being obtained by screen printing. A 3 h isotherm at 950 °C allows to obtain the cosintering of the three layers. The electrochemical test performed on such cells reveals a 0.8 V open circuit voltage and a power density higher than 26 mW cm−2 at 650 °C. •GDC-based gas tight electrolyte microstructure was obtained at 950 °C by adding Li2O.•Cermet CuO-GDC based anode and GDC based electrolyte were cosintered.•26 mW cm−2 power density at 650 °C was obtained in 35 vol% CuO containing anode SOFC.
ISSN:0378-7753
1873-2755
DOI:10.1016/j.jpowsour.2016.08.025