Dead-ended anode polymer electrolyte fuel cell stack operation investigated using electrochemical impedance spectroscopy, off-gas analysis and thermal imaging
- Authors
- Type
- Published Article
- Journal
- Journal of Power Sources
- Publisher
- Elsevier
- Publication Date
- Jan 01, 2013
- Accepted Date
- Nov 27, 2013
- Volume
- 254
- Pages
- 1–9
- Identifiers
- DOI: 10.1016/j.jpowsour.2013.11.125
- Source
- Elsevier
- Keywords
- License
- Unknown
Abstract
•Dynamics of anode dead-end/purge operation investigated.•Reconstructive impedance allows complete spectra with high temporal resolution.•Water build-up and N2 cross-over cause performance loss in dead-end mode.