Communication - Proving the Importance of Pt-Interlayer Position in PEMWE Membranes for the Effective Reduction of the Anodic Hydrogen Content
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Date
2021
Volume
168
Issue
9
Journal
Journal of the Electrochemical Society (JES)
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Publisher
Pennington, NJ : Electrochemical Society
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Abstract
Gas crossover through the membrane poses a significant challenge to proton exchange membrane water electrolysers. This work investigates the influence of the position of platinum-based recombination interlayers integrated in the membrane on the anodic hydrogen in oxygen content. The results show that all interlayer positions reduce the anodic hydrogen content without performance losses compared to the reference without interlayer. However, an interlayer positioned closer to the anode is more effective than closer to the cathode. Further, the effect of the interlayer is more pronounced with increasing anode pressure. © 2021 The Author(s). Published on behalf of The Electrochemical Society by IOP Publishing Limited.
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CC BY 4.0 Unported