1. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Yellow water treatment Pilot plant at Klärwerk Köhlbrandhöft Resource recovery & elimination of micropollutants F. Tettenborn, J.Behrendt, R. Otterpohl Institute of Wastewatermanagement Hamburg University of Technology financial support by Veolia Water and Berliner Wasserbetriebe & European Commission (LIFE03 ENV/D/000025)

2. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Content Resource recovery »steam stripping »evaporation Elimination of micropollutants (here pharmaceutical residues - PhaR)

3. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Resource recovery steam stripping (N-recovery) plant for ~ 5,000 pe N - Balance NH 3 in ~ 3,5 g/l NH 3 out ~ 0,1 g/l NH 3 cond 80 - 120 g/l ammonia water 25 - 35 l/m 3 YW no precipitation within process TP YW in ≈ TP YW out Steam stripping plant for production of ammonia water

4. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Volume reduction - concentration Evaporation plant for ~ 80 pe concentration rates more than 40x of initial conc. recovery rate N,P > 90 % no precipitation within process pretreatment necessary (pH) Vacuum evaporation

5. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Removal of micropollutants laboratory UVC-radiation elimination of pharmaceutical residues (PhaR) Effect of »steam stripping »evaporation »UVC-radiation »ozonization »process combinations

6. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl PhaR - Evaporation

7. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl PhaR - Ozonation

8. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl Resource recovery & elimination of micropollutants for more details please see poster, abstract or feel free to ask: tettenborn@tuhh.de

9. Yellow water treatment F. Tettenborn, J. Behrendt, R. Otterpohl end of presentation Thank you!