Proton exchange membrane fuel cell

Details Proton exchange membrane fuel cell Proton exchange membrane fuel cell

1996-06-24

1999-03-09

Maples, John S.

Chemistry: electrical current producing apparatus, product, and

Having magnetic field feature

429 34, H01M 804

Patent

active

058798269

ABSTRACT:
A polymer electrolyte membrane fuel cell using hydrogen as the fuel and oxygen containing air as the oxidant. The fuel cell including a hydrogen side electrode; an air side electrode; an electrolyte positioned between the electrodes; a hydrogen diffuser/collector plate including hydrogen channels; and an air diffuser/collector plate including air channels. A method of operation of the fuel cell including introducing hydrogen into the hydrogen channels and introducing air into the air channels at a pressure of less than 5 psig and with a channel velocity of between about 0.15 and 7.0 meters/second.

REFERENCES:
patent: 3770508 (1973-11-01), Sandler
patent: 4364805 (1982-12-01), Rogers
patent: 5470671 (1995-11-01), Fletcher et al.
patent: 5589285 (1996-12-01), Cable et al.

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