Photocatalysis Membranes for Advanced Wastewater Treatment

In this project, a novel concept for the purification of extensive amounts of contaminated wastewater will be developed. Although ceramic ultra- and nanofiltration membranes can remove many dispersed hydrocarbons to a large extent, these membrane technologies do not remove relatively small, dissolved organics that will remain in the permeate water. The envisioned sustainable treatment technology encompasses membranes in combination with photocatalysts that can accommodate low to high organic toxic content, as well as large volumes of wastewater.

In this project, a novel concept for the purification of extensive amounts of contaminated wastewater will be developed. Although ceramic ultra- and nanofiltration membranes can remove many dispersed hydrocarbons to a large extent, these membrane technologies do not remove relatively small, dissolved organics that will remain in the permeate water. The envisioned sustainable treatment technology encompasses membranes in combination with photocatalysts that can accommodate low to high organic toxic content, as well as large volumes of wastewater. Challenges include the fundamental understanding of the functioning of several photocatalyst compositions in substrate-specific oxidation processes, the optimized inclusion of photocatalyst particles in membrane structures, and process design.

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