Simulation of cracking behavior in planar solid oxide fuel cell during thermal cycling

Khairul Anam, Chih Kuang Lin, Anindito Purnowidodo

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

Cracking behavior of positive electrode-electrolyte-negative electrode (PEN) assembly in a planar solid oxide fuel cells (pSOFC) during thermal cycling are investigated by using a commercial finite element analysis (FEA). The stress intensity factor for various combinations of surface crack size of 1 μm, 10 μm, and 100 μm and shape of semi-circular and semi-elliptical at highly stressed regions in the PEN are repeatedly calculated at room temperature and steady stage for twenty cycles. Simulation results indicate the stress intensity factor is significantly decreased at room temperature and is slightly increased at steady stage with increasing number of cycle. However, all the calculated stress intensity factors during thermal cycling in the present investigation are less than the corresponding fracture toughness given in the literature.

原文???core.languages.en_GB???
主出版物標題Recent Development in Machining, Materials and Mechanical Technologies
編輯Jyh-Chen Chen, Usuki Hiroshi, Sheng-Wei Lee, Yiin-Kuen Fuh
發行者Trans Tech Publications Ltd
頁面484-489
頁數6
ISBN(列印)9783038354956
DOIs
出版狀態已出版 - 2015
事件International Conference on Machining, Materials and Mechanical Technologies, IC3MT 2014 - Taipei City, Taiwan
持續時間: 31 8月 20145 9月 2014

出版系列

名字Key Engineering Materials
656-657
ISSN(列印)1013-9826
ISSN(電子)1662-9795

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???event.eventtypes.event.conference???International Conference on Machining, Materials and Mechanical Technologies, IC3MT 2014
國家/地區Taiwan
城市Taipei City
期間31/08/145/09/14

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