Coupling between Chemical and Physical Interactions in NOM Fouling of NF Membranes: Implications for Fouling Control
Outline
Motivation
Overview of NOM Fouling
Objective
Model NOM and NF Membrane
Characterization of NOM and NF Membrane
NF Membrane Surface Morphology (via AFM)
NF Test Unit
Calcium Complexation with NOM
Effect of Initial Permeate Flux (low crossflow rate, UXF)
Effect of Initial Permeate Flux (high crossflow rate, UXF)
Effect of Crossflow Velocity
Effect of Divalent Cations (Calcium)
Combined (Coupled) Influence of Hydrodynamics and Chemistry
Coupled Influence of Hydrodynamics and Chemistry
NOM Fouling Layer Weight
Power (Energy) Requirement and Fouling
Optimization of Operational Parameters (J0 and UXF)
Concluding Remarks
Acknowledgements
Email: menachem.elimelech@yale.edu
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