NASA Fuel Cell and Hydrogen Activities

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NASA Fuel Cell and Hydrogen Activities ( nasa-fuel-cell-and-hydrogen-activities )

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Electrolysis within NASA Fundamental Process • Electrochemically dissociating water into gaseous hydrogen and oxygen • Multiple chemistries – Polymer Electrolyte Membrane (PEM), Alkaline, Solid Oxide • Multiple pressure ranges o ISRU & Life support = low pressure o Energy storage = high pressure Life Support: Process recovered H2O to release oxygen to source breathing oxygen • Redesign ISS Oxygen Generator assembly for increased safety, pressure, reliability, and life • Evaluate Hydrogen safety sensors Energy Storage: Recharge RFC system by processing fuel cell product H2O into H2 fuel and O2 oxidizer for fuel cell operation ISRU: Process recovered H2O to utilizing the resulting H2 and O2 • Hydrogen Reduction – Hydrogen for material processing • Life Support – Oxygen to source breathing oxygen • Propellant Generation – Oxygen for liquefaction and storage 13

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NASA Fuel Cell and Hydrogen Activities

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