Go to the contents of this page.

Osaka Gas’ residential polymer electrolyte fuel cell (PEFC) cogeneration system
About the fuel cell

Types of fuel cells

Fuel cells are classified according to its electrolyte (the substance separating the fuel electrode from the air electrode)

  Polymer electrolyte fuel cell Phosphoric acid fuel cell Molten carbonate fuel cell Solid oxide fuel cell
Used Fuel City gas, LPG, and
others
City gas, LPG, and
others
City gas, LPG, coal,
and others
City gas, LPG, and
others
Fuel gas Hydrogen, Hydrogen, Hydrogen; carbon
monoxide
Hydrogen; carbon
monoxide
Electrolyte Proton exchange
membrane
Phosphoric acid Lithium carbonate
Potassium carbonate
Stabilized zirconia
Operating
temperature
Room temperature to
about 90˚C
About 200˚C About 650˚C About 700˚C to 1000˚C
Power output
ower generation
efficiency
Up to 50 kW
(35~40%)
Up to 1,000 kW
(35~42%)
1 to 100,000 kW
(45~60%)
1 to 100,000 kW
(45~65%)
Development
status
Commercialized Commercialized Research &
development stage
Research &
development stage
Applications
and their
phases
Residential use; small
business use;
automotive; portable; in
the early
commercialization
stages
Business use; industrial
use; in the early
commercialization
stages
Industrial use,
distributed power use ;
in the demonstration
stages(Demonstration
of 1-MW class plant)
Residential use;
industrial use,
distributed power
system; in the
demonstration
stages(Demonstration of
several kw class power
generation module)

 

Osaka Gas’residential fuel cell cogeneration systems adopt:
Polymer electrolyte fuel cells (PEFC) for ENE・FARM, and
Solid oxide fuel cells (SOFC) for ENE・FARM type S.

Go to the contents of this page.