Fuel-cell reactant delivery and circulation device

Details Fuel-cell reactant delivery and circulation device Fuel-cell reactant delivery and circulation device

H - Electricity

01

M

H01M 8/04 (2006.01) H01M 8/02 (2006.01)

Patent

CA 2547119

Fuel cells equipped with a self-contained gas- or air-lift which circulates fuel through the channels of the separator plate (1a or 1c) of the fuel cell via gaseous carbon dioxide produced by the reaction of the membrane electrode assembly and the fuel are provided. Also provided are exemplary self-contained gas- or air-lifts useful for production of these fuel cells.

L'invention concerne des piles à combustible munies d'un gaz-lift ou d'un air-lift autonome, qui fait circuler le combustible à travers les canaux de la plaque de séparation (1a ou 1c) de la cellule à combustible, par le biais du dioxyde de carbone gazeux produit par la réaction du système d'électrode à membrane et du combustible. L'invention concerne également des gaz-lifts et des airs-lifts autonomes cités à titre d'exemple, s'utilisant dans la production de ce type de piles à combustible.

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