Vortices of electro-osmotic flow in heterogeneous porous media
Mohammad Mirzadeh, Tingtao Zhou, Mohammad Amin Amooie, Dimitrios Fraggedakis, Todd R. Ferguson, Martin Z. Bazant
Abstract
Linear electrokinetics often results in simple unidirectional flows in porous media. Surprisingly, for a heterogenous random media, pore-scale disorder results in vortical flow structures at the macroscopic scale, which can lead to enhanced fluid mixing and convective transport.
Topics & Concepts
Mixing (physics)Porous mediumVortexMechanicsFlow (mathematics)ConvectionMaterials sciencePorosityFluid dynamicsSimple (philosophy)Convective flowPhysicsClassical mechanicsElectrokinetic phenomenaScalingVortex sheddingElectrokinetic Soil Remediation TechniquesMembrane-based Ion Separation TechniquesElectrostatics and Colloid Interactions