{"title":"Perforated Metal Sheets as Gas Diffusion Layers for Proton Exchange Membrane Fuel Cells","authors":"Maurício Blanco, D. Wilkinson, Haijiang Wang","doi":"10.1149/2.017203ESL","DOIUrl":null,"url":null,"abstract":"The use of perforated metal sheets as engineered gas diffusion layers (GDL) in proton exchange membrane (PEM) fuel cells was investigated. The effect of different thicknesses, perforation diameter, and in-plane diffusion capabilities were analyzed along with freestanding microporous layers in order to improve gas and water transport. Although these structured GDLs are in an early stage of development, they provide baseline performance at lower current densities, and may already have potential for some specific applications. In addition, the design, manufacturing, and modeling processes with predictive capability can be improved due to their simplified nature. © 2011 The Electrochemical Society. [DOI: 10.1149/2.017203esl] All rights reserved.","PeriodicalId":11627,"journal":{"name":"Electrochemical and Solid State Letters","volume":"79 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2012-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"15","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Electrochemical and Solid State Letters","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1149/2.017203ESL","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 15
穿孔金属板作为质子交换膜燃料电池的气体扩散层
研究了多孔金属板作为质子交换膜燃料电池工程气体扩散层(GDL)的应用。分析了不同厚度、射孔直径、面内扩散能力对独立微孔层改善气、水输运的影响。虽然这些结构化gdl还处于开发的早期阶段，但它们可以在较低电流密度下提供基准性能，并且可能已经具有某些特定应用的潜力。此外，具有预测能力的设计、制造和建模过程由于其简化的性质可以得到改进。©2011电化学学会。[DOI: 10.1149/2.017203]版权所有。
本文章由计算机程序翻译，如有差异，请以英文原文为准。
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