Title

Temperature-Driven Water Transport Through Membrane Electrode Assembly Of Proton Exchange Membrane Fuel Cells

Abstract

A quantitative investigation has been carried out to examine the effect of through-plane temperature difference on water transport across the membrane electrode assembly (MEA) of a proton exchange membrane (PEM) fuel cell. The presence of a temperature difference across the cell was found to cause a significant amount of water to transport through the MEA in the direction towards the colder side; the water transport rate increased with temperature and temperature gradient. This study reveals the importance of thermo-osmosis in PEM fuel cells (PEMFCs) and the need to consider the through-plane temperature profile in water management design and operation in PEMFCs. © 2006 The Electrochemical Society.

Publication Date

8-3-2006

Publication Title

Electrochemical and Solid-State Letters

Volume

9

Issue

9

Number of Pages

-

Document Type

Article

Personal Identifier

scopus

DOI Link

https://doi.org/10.1149/1.2218306

Socpus ID

33746507286 (Scopus)

Source API URL

https://api.elsevier.com/content/abstract/scopus_id/33746507286

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