Author Affiliations
1School of Materials Science and Engineering, Xi’an Shiyou University, Xi’an 710065, China;2State Key Laboratory for Materials Processing and Die & Mould Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China;3Department of Engineering Mechanics, Northwestern Polytechnical University, Xi’an 710065, China;show less
1. XRD patterns of N, NF91, NF73 and NF55 support
2. Cross-sectional micrographs of MS-SOFC with N, NF91, NF73, and NF55 supports
3. Sintering curves of N, NF91, NF73, NF55 supports and GDC
4. Residual stress maps of N, NF91, NF73 and NF55 supports at room temperature
5. Deformation and displacement diagrams of MS-SOFC with N, NF91, NF73 and NF55 supports
6. Flexure strength of MS-SOFC with N, NF91, NF73 and NF55 supports before and after reduction
7. I-V-P curves of SOFC with Ni, Ni0.9Fe0.1, Ni0.7Fe0.3 and Ni0.5Fe0.5 supports
8. Impedance spectra of SOFC with Ni, Ni0.9Fe0.1, Ni0.7Fe0.3 and Ni0.5Fe0.5 supports
9. Stability tests of SOFC with Ni, Ni0.9Fe0.1, Ni0.7Fe0.3 and Ni0.5Fe0.5 supports at 650 ℃ and a constant current density of 400 mA·cm-2
Materials | Temperature/℃ | Elasticity modulus/GPa | Poisson ratio | CTE/×10-6 |
---|
N | 25 | 180 | 0.310 | 16.3 | 1350 | 176 | 0.310 | 15.9 | NF91 | 25 | 150 | 0.268 | 14.8 | 1350 | 148 | 0.281 | 14.1 | NF73 | 25 | 146 | 0.270 | 14.2 | 1350 | 143 | 0.280 | 13.6 | NF55 | 25 | 140 | 0.280 | 14.1 | 1350 | 132 | 0.290 | 13.6 | NiO+GDC | 25 | 190 | 0.292 | 14.2 | 1350 | 192 | 0.300 | 13.8 | GDC | 25 | 260 | 0.262 | 13.6 | 1350 | 290 | 0.264 | 13.1 |
|
Table 1. Material properties of MS-SOFC components