Electrochemical pressure impedance spectroscopy applied to the study of polymer electrolyte fuel cells

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• 作者：Erik Engebretsen^a ; Thomas J. Mason^a ; Paul R. Shearing^a ; Gareth Hinds^a ; ^b ; Dan J.L. Brett^a ; ^{d.brett@ucl.ac.uk} ;
• 关键词：Electrochemical pressure impedance spectroscopy ; Polymer electrolyte fuel cell ; Backpressure ; Transfer function analysis ; Water management ; Mass transport limitation
• 刊名：Electrochemistry Communications
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：75
• 期：Complete
• 页码：60-63
• 全文大小：662 K
• 卷排序：75

文摘

Pneumato-electrochemical impedance spectroscopy applied to a PEFC. PEIS provides extra dimension of information to EIS. PEIS applied at varying inlet gas humidity conditions. Technique separates effects of water management and mass transport limitation.