Analysis of bipolar membranes for electrochemical CO <sub>2</sub> capture from air and oceanwater
Justin C. Bui, Éowyn Lucas, Eric W. Lees, Andrew K. Liu, Harry A. Atwater, Chengxiang Xiang, Alexis T. Bell, Adam Z. Weber
Abstract
Continuum modeling elucidates non-equilibrium behavior in bipolar membranes (BPMs) used for carbon capture. The model resolves contributions to applied voltage, identifying CO 2 bubble removal and water dissociation catalysis as the dominant energy losses.
Topics & Concepts
MembraneDissociation (chemistry)ElectrochemistryBubbleCatalysisVoltageChemistryMaterials scienceChemical engineeringAnalytical Chemistry (journal)ElectrodePhysicsMechanicsPhysical chemistryEngineeringChromatographyElectrical engineeringOrganic chemistryBiochemistryMembrane-based Ion Separation TechniquesFuel Cells and Related MaterialsMembrane Separation and Gas Transport