Electrochemical impedance spectroscopy of PEM fuel cells at low hydrogen partial pressures: efficient cell tests for mass production
Felix Haimerl, S.R. Kiran Kumar, Michael Heere, Aliaksandr S. Bandarenka
Abstract
Electrochemical impedance spectroscopy of PEM fuel cells under varying hydrogen concentrations reveals the origins of the correlation between hydrogen partial pressure and fuel cell performance.
Topics & Concepts
Dielectric spectroscopyProton exchange membrane fuel cellHydrogenPartial pressureFuel cellsElectrochemistryHydrogen productionMaterials scienceHydrogen fuelAnalytical Chemistry (journal)Electrochemical cellChemical engineeringElectrical impedanceChemistryElectrodeOxygenChromatographyElectrical engineeringPhysical chemistryOrganic chemistryEngineeringFuel Cells and Related MaterialsElectrocatalysts for Energy ConversionAdvancements in Solid Oxide Fuel Cells