A high-performance no-chamber fuel cell operated on ethanol flame

Kang Wang, Ran Ran, Yong Hao, Zongping Shao, Wanqin Jin, Nanping Xu

Research output: Contribution to journalArticlepeer-review

58 Scopus citations

Abstract

A no-chamber solid-oxide fuel cell operated on a fuel-rich ethanol flame was reported. Heat produced from the combustion of ethanol thermally sustained the fuel cell at a temperature of 500-830 °C. Considerable amounts of hydrogen and carbon monoxide were also produced during the fuel-rich combustion which provided the direct fuels for the fuel cell. The location of the fuel cell with respect to the flame was found to have a significant effect on the fuel cell temperature and performance. The highest power density was achieved when the anode was exposed to the inner flame. By modifying the Ni + Sm0.2Ce0.8O1.9 (SDC) anode with a thin Ru/SDC catalytic layer, the fuel cell envisaged not only an increase of the peak power density to ∼200 mW cm-2 but also a significant improvement of the anodic coking resistance.

Original languageEnglish
Pages (from-to)33-39
Number of pages7
JournalJournal of Power Sources
Volume177
Issue number1
DOIs
StatePublished - 15 Feb 2008

Keywords

  • Ethanol
  • Flame fuel cell
  • Ruthenium
  • SmCeO
  • Solid-oxide fuel cell

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