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Optimization of Anode Functional Layer for Ba(Zr0.1Ce0.7Y0.2)O3-£_ -Based SOFC

Ba(Zr0.1Ce0.7Y0.2)O3-£_ (BZCY) shows high proton conductivity as well as high chemical stability over a wide range of solid oxide fuel cell (SOFC) operating conditions. Sm0.5Sr0.5CoO3-£_ (SSC) cathode deposited by electrostatic spray deposition (ESD) on SOFC half cell obtained via tape-casting shows porous and reticular microstructure, and the SOFC single cell consists of substrate/ BZCY+NiO/ BZCY/ SSC. The electrolyte thickness decrease from 22 £gm, 20 £gm, 17.6 £gm to 15.1 £gm after sintering as the content of carbon pore former in the corresponding anode functional layer increased from 0.0 wt.%, 5.0 wt.%, 10.0 wt.% to 15.0 wt.%, and the maximum power density of corresponding cells at 700¢J varies from 476.89 mW/cm2, 713.34 mW/cm2, 862.50 mW/cm2 to 706.89 mW/cm2, respectively.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0722110-113132
Date22 July 2010
CreatorsNien, Sheng-Hui
ContributorsChun-Liang Chang, Bing-Hwai Hwang, H.Y. Ueng, Tzu-Chien Hsu
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0722110-113132
Rightsnot_available, Copyright information available at source archive

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