Modified cermet fuel electrodes for solid oxide electrochemical cells
Patent
·
OSTI ID:867850
- Churchill Boro, PA
- Murrysville, PA
An exterior porous electrode (10), bonded to a solid oxygen ion conducting electrolyte (13) which is in contact with an interior electrode (14), contains coarse metal particles (12) of nickel and/or cobalt, having diameters from 3 micrometers to 35 micrometers, where the coarse particles are coated with a separate, porous, multiphase layer (17) containing fine metal particles of nickel and/or cobalt (18), having diameters from 0.05 micrometers to 1.75 micrometers and conductive oxide (19) selected from cerium oxide, doped cerium oxide, strontium titanate, doped strontium titanate and mixtures thereof.
- Research Organization:
- WESTINGHOUSE ELECTRIC CORP
- DOE Contract Number:
- AC21-85MC22046
- Assignee:
- Westinghouse Electric Corp. (Pittsburgh, PA)
- Patent Number(s):
- US 5021304
- OSTI ID:
- 867850
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
/429/427/
05
10
12
13
14
17
18
19
35
75
bonded
cells
cerium
cerium oxide
cermet
cermet fuel
coarse
coarse particle
coarse particles
coated
cobalt
conducting
conducting electrolyte
conductive
conductive oxide
contact
containing
containing fine
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diameters
doped
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electrochemical
electrochemical cell
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electrode
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electrolyte
exterior
fine
fuel
fuel electrode
fuel electrodes
interior
interior electrode
layer
metal
metal particle
metal particles
micrometers
mixtures
modified
multiphase
nickel
oxide
oxide electrochemical
oxygen
particles
porous
porous electrode
selected
separate
solid
solid oxide
solid oxygen
strontium
strontium titanate
titanate
05
10
12
13
14
17
18
19
35
75
bonded
cells
cerium
cerium oxide
cermet
cermet fuel
coarse
coarse particle
coarse particles
coated
cobalt
conducting
conducting electrolyte
conductive
conductive oxide
contact
containing
containing fine
contains
diameters
doped
doped cerium
electrochemical
electrochemical cell
electrochemical cells
electrode
electrodes
electrolyte
exterior
fine
fuel
fuel electrode
fuel electrodes
interior
interior electrode
layer
metal
metal particle
metal particles
micrometers
mixtures
modified
multiphase
nickel
oxide
oxide electrochemical
oxygen
particles
porous
porous electrode
selected
separate
solid
solid oxide
solid oxygen
strontium
strontium titanate
titanate