A liquid-feed solid polymer electrolyte direct methanol fuel cell operating at near-ambient conditions

Shukla, A. K. ; Christensen, P. A. ; Dickinson, A. J. ; Hamnett, A. (1998) A liquid-feed solid polymer electrolyte direct methanol fuel cell operating at near-ambient conditions Journal of Power Sources, 76 (1). pp. 54-59. ISSN 0378-7753

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Official URL: http://www.sciencedirect.com/science/article/pii/S...

Related URL: http://dx.doi.org/10.1016/S0378-7753(98)00140-2

Abstract

Results on the performance of a 25 cm2 liquid-feed solid polymer electrolyte direct methanol fuel cell (SPE-DMFC), operating under near-ambient conditions, are reported. The fuel cell can sustain a load current density of 100 mA cm-2 with an output voltage of c. 450 mV at 90° C with 2 M aqueous methanol and air-fed cathode at near-ambient pressures with a catalyst loading of 5 mg cm-2 of Pt. Preliminary data on the performance of a liquid-feed SPE-DMFC stack comprising two 25 cm2 cells are also reported. These data are sufficient to suggest that further developmental work on liquid-feed SPE-DMFCs operating under near-ambient conditions (0 barg O2 at 90° C) is well worthwhile.

Item Type:Article
Source:Copyright of this article belongs to Elsevier Science.
Keywords:Direct Methanol Fuel Cells; Liquid-feed; Ambient Pressure
ID Code:84700
Deposited On:27 Feb 2012 13:26
Last Modified:27 Feb 2012 13:26

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