Metal-supported solid oxide fuel cells

被引:91
作者
Villarreal, I
Jacobson, C
Leming, A
Matus, Y
Visco, S
De Jonghe, L
机构
[1] Ikerlan Technol Res Ctr, Minano Menor 01510, Alava, Spain
[2] Univ Calif Berkeley, Dept Mat Sci & Engn, Berkeley, CA 94720 USA
[3] Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
关键词
Catalysis - Deposition - Electrochemical electrodes - Metallic films - Thermal cycling;
D O I
10.1149/1.1592372
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Low-cost, colloidal deposition methods have been utilized to produce novel solid oxide fuel cell (SOFC) structures on metal alloy support electrodes. Yttria-stabilized zirconia (YSZ) films were deposited on iron-chrome supports on top of a thin Ni/YSZ catalytic layer, and sintered at 1350degreesC, in a reducing atmosphere. Dense, 20 mum YSZ electrolyte films were obtained on highly porous stainless steel substrates. Metal-supported fuel cells were tested at 800 and 900degreesC, achieving power densities of over 200 mW/cm(2) at 900degreesC using platinum paste cathodes. The cells have shown excellent resistance to thermal cycling, and open up a low-cost path to SOFC commercialization. (C) 2003 The Electrochemical Society.
引用
收藏
页码:A178 / A179
页数:2
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