Compatibility and reactivity between materials in an innovative dual membrane fuel-cell (IDEAL-Cell) design

  • G. Cabochea
  • , J. F. Hochepied
  • , P. Piccardo
  • , K. P. Rzybylski
  • , R. Ruckdäschel
  • , M. R. Ardigó
  • , E. Fatome
  • , S. Chevalier
  • , A. Perron
  • , L. Combemale
  • , M. Palard
  • , J. Prazuch
  • , T. Brylewski

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The IDEAL-Cell project aims at developing an innovative and competitive concept for fuel cell operating between 600-700°C. It is based on the junction between a PCFC anode/electrolyte part and a SOFC electrolyte/cathode, through a mixed porous ceramic membrane. Cathode materials are: La 0.60Sr0.40CoO3-δ (LSCF40) or La 0.60Sr0.40Co0.20Fe0.80O 3-δ (LSCF48); electrolyte materials are: Ce 0.85Y0.15O2-δ (YDC15) and BaCe 0.85Y0.15O3-δ (BCY15). Ni-BCY15 cermet is the anode material. The central membrane is made of BCY15-YDC15 mixture. Good compatibility was observed at electrode/electrolyte cathode interface after long term ageing (20 h/1100°C following by 500 h/700°C) and no new phase was detected. Concerning the dual membrane BCY15-YDC15, a good adhesion was obtained between these two electrolyte materials. Finally, reactivity between LSCF40/48 and Crofer 22 APU (selected as first generation interconnect material) was studied in oxidizing atmosphere (1 h/1000°C following by 200 h/700°C). SrCrO4 formation was observed due to the diffusion of Cr and reaction with Sr from the cathode material.

Original languageEnglish
Title of host publicationECS Transactions - Solid Oxide Fuel Cells 11 (SOFC-XI)
Pages763-772
Number of pages10
Edition2 PART 1
DOIs
Publication statusPublished - 1 Dec 2009
Externally publishedYes
Event11th International Symposium on Solid Oxide Fuel Cells (SOFC-XI)- 216th ECS Meeting - Vienna, Austria
Duration: 4 Oct 20099 Oct 2009

Publication series

NameECS Transactions
Number2 PART 1
Volume25
ISSN (Print)1938-5862
ISSN (Electronic)1938-6737

Conference

Conference11th International Symposium on Solid Oxide Fuel Cells (SOFC-XI)- 216th ECS Meeting
Country/TerritoryAustria
CityVienna
Period4/10/099/10/09

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