1. City of Delphos Waste Water Treatment Plant
Membrane Upgrade

2. Old Membranes Cellulose membranes Low durability High sludge build up
High operating pressure

3. Membrane Bioreactor (Aeration Tank)

4. Old Equipment

5. Old Plant Process

6. New Membranes Polymer membranes High durability Low sludge build up
Lower operating pressure
Triple stacked; higher filtration

7. New Plant Equipment 3 anoxic tank mixer – 4 hp each
2 pre aeration tank mixer – 4 hp each
1 pre aeration blower – 40 hp
1 aeration blower hp
3 permeate pump – 60 hp each
2 return activated pump – 25 hp each (one backup)
Total of 415 hp

8. New Plant Process

9. Savings Summary

10. Savings Summary

11. Previous Projects Summary

12. Q & A Ozgun Danaci, M.Sc, EIT, LEED Green Associate Engineer –
AEP Ohio Business Incentives Program
(614)