Objective IN THIS PROJECT A POROUS MATRIX HAS BEEN DEVELOPED FOR A H2/AIR ALKALINE FUEL CELL WHICH IMMOBILIZES THE ELECTROLYTE AND REPLACES THE FREE ELECTROLYTE. THE MATRIX ALLOWS A SHORTER INTER-ELECTRODE DISTANCE WHICH LEADS TO A HIGHER (MASS AND VOLUME) POWER DENSITY OF THE FUEL CELL. HOWEVER, DISSIPATION OF HEAT WILL BE MORE DIFFICULT. POLYAMIDE AND POLYPROPYLENE WERE FOUND TO BE EQUALLY GOOD MATRICES UP TO 100 AND 120 DEGREES C RESPECTIVELY. A SATISFACTORY AIR ELECTRODE WAS DEVELOPED CONSISTING OF A LAYER OF FRITTED NICKEL COVERED BY A VERY POROUS NICKEL FOAM CONTAINING SILVERED ACTIVE CARBON TO REDUCE POLARIZATION DUE TO HYDROGEN PEROXIDE FORMATION. CELLS (10 CM2) WERE TESTED FOR 1500 HR. AT 80 DEGREES C AND CURRENT DENSITIES OF 150 MA/CM2 WERE OBTAINED; THIS COMPARES FAVORABLY WITH CELLS OF THE BELGIAN-DUTCH ELENCO PROJECT WHICH IS THE MOST ADVANCED WORKING ON H2/AIR ALKALINE FUEL CELLS IN EUROPE. Programme(s) PRE-ENNONUC 2C - Energy research and development programme (EEC), 1979-1983 Topic(s) Data not available Call for proposal Data not available Funding Scheme Data not available Coordinator Sorapec EU contribution No data Address 192 rue Carnot 94120 Fontenay-sous-Bois France See on map Total cost No data