Kuranov V.V., Ustyugov A.V.

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New technologies for production of SOFC with
support electrolyte of increased conductivity.

• Kuranov V.V., Ustyugov A.V.
• Russian Federal Nuclear Center Academician
  Zababakhin Research Institute of Technical
  Physics (RFNC-VNIITF)

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Brief results of ISTC Project 483
1. Applicability of nano-scale YSZ powder in SOFC
has been demonstrated 2. Basic technologies of
nano-scale YSZ powder production by chemical
technique and by laser ablation, pulsed magnetic
compaction and high-temperature synthesis 3.
Performance of fuel cells fabricated with
nano-scale YSZ powder was studied, power density
up to 0.56 mW/cm sq. has been achieved.
P,W
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Brief results of ISTC Project 1231
1. Basic technologies for tubular solid
electrolyte production by pulsed magnetic
compaction for nano-scale YSZ powder and single
SOFC with such electrolytes. 2. SOFC prototypes
have been fabricated and their performance was
tested 3. Power density 0.47 mW/cm sq. was
achieved at single cell prototypes.
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Brief results of ISTC Project 1231
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Tasks of proposed project

• Development of technology for production of
  support electrolyte as a tube with preset
  geometry by pulsed magnetic compaction technique.
• Optimization of nano-scale YSZ powder production
  technology
• Set of research activities in powder composition
  and synthesis mode optimization
• SOFC fabrication from selected oxide compositions
• Testing and performance study of SOFC

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Expected results

• Project completion will allow
• Selection of optimum oxide composition for solid
  electrolyte and its synthesis modes
• Fabricate SOFC with specific power Pgt400
  mW/cm2
• Upgrade technology and equipment for electrolyte
  production in view of productivity rate increase
• Perform feasibility study of electrolyte
  production techniques in view of adaptation to
  trial production.

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Project information
Title New technologies for SOFC production with
support electrolyte of increased
conductivity. Project manager Andrey Ustygov,
Head of group, Technology Diovision
VNIITF Participating institutions ac. E.I.
Zababakhin RFNC-VNIITF, Snezhinsk, IEP UrB RAS,
Yekaterinburg. Project duration 24 months Labor
effort 430 man-months Project cost 295,000