Proton Exchange Membrane Fuel Cell

URI: https://gptkb.org/entity/Proton_Exchange_Membrane_Fuel_Cell

GPTKB entity

Statements (51)

Predicate	Object
gptkbp:instanceOf	gptkb:Fuel_Cell
gptkbp:abbreviation	gptkb:PEMFC
gptkbp:advantage	High Power Density Low Operating Temperature Quick Start-up Requires Pure Hydrogen Sensitive to CO Poisoning
gptkbp:anodeReaction	H2 → 2H+ + 2e-
gptkbp:application	Automotive Stationary Power Generation Portable Power
gptkbp:catalystMaterial	Platinum
gptkbp:category	gptkb:Electrochemical_Cell Low Temperature Fuel Cell
gptkbp:cathodeReaction	1/2 O2 + 2H+ + 2e- → H2O
gptkbp:coolingSystem	Air or Water Cooled
gptkbp:effect	40-60%
gptkbp:emissionStandard	Zero Emission (at point of use)
gptkbp:environmentalImpact	Low
gptkbp:fuelType	gptkb:Hydrogen
gptkbp:inventedBy	gptkb:General_Electric 1960s
gptkbp:lifespan	5,000-40,000 hours (depending on application)
gptkbp:maintenance	Low
gptkbp:market	Commercially Available
gptkbp:membraneConductivity	High Proton Conductivity
gptkbp:membraneMaterial	gptkb:Nafion Polymer Electrolyte
gptkbp:membraneThickness	50-175 microns
gptkbp:operatingSystem	50-100°C
gptkbp:produces	gptkb:water gptkb:Heat gptkb:Electricity
gptkbp:relatedTo	gptkb:Phosphoric_Acid_Fuel_Cell Alkaline Fuel Cell Direct Methanol Fuel Cell Solid Oxide Fuel Cell
gptkbp:requires	Humidification
gptkbp:stackConfiguration	Series Connection
gptkbp:stackVoltage	0.6-0.7 V per cell
gptkbp:usedIn	gptkb:Material_Handling_Equipment Trains Buses Forklifts Backup Power Systems Fuel Cell Vehicles NASA Space Missions
gptkbp:usesElectrolyte	Proton Exchange Membrane
gptkbp:bfsParent	gptkb:PEMFC
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Proton Exchange Membrane Fuel Cell