Operating Stresses and their Effects on Degradation of LSM-Based SOFC Cathodes [electronic resource]

• Ngôn ngữ: eng
• Ký hiệu phân loại: 621.48 Nuclear engineering
• Thông tin xuất bản: Washington, D.C. : Oak Ridge, Tenn. : United States. Office of the Assistant Secretary of Energy for Fossil Energy ; Distributed by the Office of Scientific and Technical Information, U.S. Dept. of Energy, 2021
• Mô tả vật lý: Size: 50 p. : , digital, PDF file.
• Bộ sưu tập: Metadata
• ID: 267854
• Chủ đề: 1. 01 coal, lignite, and peat; 2. 30 direct energy conversion; 3. 36 materials science; 4. 37 inorganic, organic, physical, and analytical chemistry; 5. 42 engineering

Tóm tắt

 The overall goals of the program were: To understand how selected operational parameters affect the performance of solid oxide fuel cells (SOFCs), with a focus on parameters affecting cathodes (air electrodes) comprised of lanthanum strontium manganite (LSM, (La<
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 1-x<
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 Sr<
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 x<
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 )<
 sub>
 1-y<
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 MnO<
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 3�?<
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 ) and yttria-stabilized zirconia (YSZ, (Zr<
 sub>
 1?z<
 /sub>
 Y<
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 z<
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 )O<
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 2�?<
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 ). To relate the observed relationships between operational parameters and cell performance to the microstructural changes that can be observed in the cells after operation.