Pressurized ammonia and syngas planar anode-supported solid oxide fuel cells and their performance stability test

S. S. Shy, Y. T. Hung, Z. H. Chou, Z. L. Bong, J. J. Jhao

研究成果: 書貢獻/報告類型會議論文篇章同行評審

1 引文 斯高帕斯(Scopus)

摘要

This paper reports a stability test comparison between ammonia- and syngas-fueled anode-supported cells (ASC). The planar (50 x 50 mm2) ASC is consisted of 400-µm-Ni-YSZ anode, 3-µm-YSZ electrolyte, and 12-µm-LSC-GDC cathode together with metallic frames and current collectors which are sandwiched by a pair of rib-channel flow distributors (interconnectors) with guide vanes on both anode and cathode sides to form a single-full-cell stack in a dual-chamber pressure/temperature-controlled facility. Pressurization enhances the power density noticeably for both ammonia- and syngas-fueled ASCs. Little degradation is observed for the pressurized ammonia-fueled ASC at 0.8 V at 700oC (power density and stability increase with increasing temperature). However, the syngas-fueled ASC can only remain stable at 1 atm and at higher temperature (≥ 800oC); after five hours stable operation, a rapid degradation is observed at 3 atm due to severe carbon deposition even at 850oC.

原文???core.languages.en_GB???
主出版物標題Solid Oxide Fuel Cells 16, SOFC 2019
編輯K. Eguchi, S. C. Singhal
發行者Electrochemical Society Inc.
頁面745-752
頁數8
版本1
ISBN(電子)9781607688747, 9781607688747
DOIs
出版狀態已出版 - 2019
事件16th International Symposium on Solid Oxide Fuel Cells, SOFC 2019 - Kyoto, Japan
持續時間: 8 9月 201913 9月 2019

出版系列

名字ECS Transactions
號碼1
91
ISSN(列印)1938-6737
ISSN(電子)1938-5862

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???event.eventtypes.event.conference???16th International Symposium on Solid Oxide Fuel Cells, SOFC 2019
國家/地區Japan
城市Kyoto
期間8/09/1913/09/19

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