Electrodialysis and Capacitive Deionization

Motivation

Principle of electrodialysis (ED)

Faraday constant

Principles of ion-exchange membranes

Permselectivity of ion exchange membranes increases with

Advantageous properties of IEM

Flux vs. driving force - current-voltage curve

Calculating the limiting current density

Principle of electrodialysis reversal (EDR)

Principle of water dissociation by Bipolar Membrane

Electrochemical consideration EDL

Flow electrode capacitive deionization (FCDI)

Continuous FCDI - two module layout