Fuel cell with improved long term performance, method for operating a PME fuel cell and PME fuel cell battery

   
   

The invention relates to a PEM fuel cell which has a new type of edge structure, in which a reservoir of water is formed in a minute gap between membrane and edge seal, which considerably improves the utilization time of a polymer electrolyte membrane, in particular with dry process gases.

L'invention concerne une cellule de carburant de PEM qui a un nouveau type de structure de bord, dans lequel un réservoir de l'eau est formé dans un espace minutieux entre la membrane et le joint de bord, qui améliore considérablement la période d'utilisation d'une membrane d'électrolyte de polymère, en particulier avec les gaz de processus secs.

 
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> Reinforcement of multiple electrochemical cell frames for high-pressure operation

> Methods for reducing mass and volume of a fuel processor

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