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Corresponding Author

Shao-rong WANG(srwang@cumt.edu.cn)

Abstract

Tape cast method was applied to prepare green sheets of Ni/YSZ anode supported YSZ thin film. After isostatic pressure treatment and cosintering, the YSZ film on the Ni/YSZ anode was gas-tight dense, and 15~30 μm thick. The area of the composite film was over 100 cm~(2). A Ce_(0.8)Sm_(0.2)O_(1.9 )(CSO) interlayer was sintered on to the YSZ electrolyte film to protect La_(0.6)Sr_(0.4)CoO_(3 )(LSCO) cathode from reaction with YSZ at high temperatures. The LSCO cathode layer was screen printed onto the CSO interlayer and sintered at 1 200 ℃ for 3h to form a single cell. The obtained single cell was operated with H_(2) as fuel and O_(2) as oxidant. The cell performance was measured and impedance contributions were discussed.

Keywords

SOFC, Tape cast, YSZ

Publication Date

2004-08-28

Online Available Date

2004-08-28

Revised Date

2004-08-28

Received Date

2004-08-28

References

[1] MoriM,YamamotoT,IchikawaT.etal.Densesinteredconditionsandsinteringmechanismsforalkalineearthmetal(Mg,CaandSr) dopedLaCrO3perovskitesunderreducingatmosphere[J].SolidStateIonics,2002,148:93.
[2] WangS,KatoT,NagataS,etal.PerformanceofaLa0.6Sr0.4Co0.8Fe0.2O3Ce0.8Gd0.2O1.9AgcathodeforceriaelectrolyteSOFCs[J].SolidStateIonics,2002,146:203.
[3] HiroakiTagawa(田川博章).SolidOxideFuelCellandGlobalEnvironments[M].Tokyo:AguneSyofuPress,1998.
[4] UllmannH,TrofimenkoN,TietgF,etal.StudyonAnIntermediateTemperaturePlanarSolidOxideFuelCell[J].SolidStateIoncis,2002,138:79.

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