Performance evaluation of anode-supported solid oxide fuel cells with thin film YSZ electrolyte

Y. J. Leng, S. H. Chan*, K. A. Khor, S. P. Jiang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

282 Citations (Scopus)

Abstract

This paper presents the work on the development of an anode-supported solid oxide fuel cell (SOFC). The cell consists of a Ni-YSZ anode as the cell support, a 45-μm thick YSZ electrolyte and a screen-printed LSM-YSZ/LSM double-layer cathode. Effect of cell activation and operating conditions such as temperature and airflow rate on the cell performance was investigated. We found that for a newly prepared cell, there was effective activation on electrodes by current treatment, and the improved performance of the cell was actually a consequence of cathode activation. The maximum power density at 800°C of this cell with an active area of 0.5 cm2 is 0.93 W/cm2 with 500 ml/min of airflow rate. The study also revealed that obtaining cell impedance data under loading provides an alternative way to assess the performance of the SOFC.

Original languageEnglish
Pages (from-to)1025-1033
Number of pages9
JournalInternational Journal of Hydrogen Energy
Volume29
Issue number10
DOIs
Publication statusPublished - Aug 2004
Externally publishedYes

ASJC Scopus Subject Areas

  • Renewable Energy, Sustainability and the Environment
  • Fuel Technology
  • Condensed Matter Physics
  • Energy Engineering and Power Technology

Keywords

  • Anode-supported solid oxide fuel cell
  • Cell activation
  • Impedance test
  • Thin-film electrolyte

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