A simple pressurized SOFC test rig for measurements of cell performance, impedance and various overvoltages

J. D. Liang, L. H. Hong, P. C. Wu, S. S. Shy

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

This paper reports a newly designed high-pressure full button cell test platform for measurements of various effects on pressurized solid oxide fuel cells (PSOFC). The test platform has several parts, from inside out including two especially thread-designed housing carriers for the full button cell, a serpentine heating pipe system for uniform heating of the supplied fuel and air gases, a temperature-controlled furnace, and a large high-pressure vessel together with measuring devices and their associates. Hence, current-voltage curves and AC impedance spectra of any full button cell can be conveniently measured. In this study, we present power-generating characteristics and electrochemical impedance spectra (EIS) data of an anode-supported full button cell over a range of pressures (p = 1∼5 atm) at a temperature T = 800°C. Analyses of activation and concentration overvoltages using the Butler-Volmer equation and the related concentration overvoltage equation based on a 1D diffusion model are also discussed.

原文???core.languages.en_GB???
主出版物標題Solid Oxide Fuel Cells 14, SOFC 2015
編輯K. Eguchi, S. C. Singhal
發行者Electrochemical Society Inc.
頁面2179-2188
頁數10
版本1
ISBN(電子)9781607685395
DOIs
出版狀態已出版 - 2015
事件14th International Symposium on Solid Oxide Fuel Cells, SOFC 2015; held as part of the Electrochemical Society, ECS Conference on Electrochemical Energy Conversion and Storage - Glasgow, United Kingdom
持續時間: 26 7月 201531 7月 2015

出版系列

名字ECS Transactions
號碼1
68
ISSN(列印)1938-5862
ISSN(電子)1938-6737

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???event.eventtypes.event.conference???14th International Symposium on Solid Oxide Fuel Cells, SOFC 2015; held as part of the Electrochemical Society, ECS Conference on Electrochemical Energy Conversion and Storage
國家/地區United Kingdom
城市Glasgow
期間26/07/1531/07/15

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