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City of Delphos Waste Water Treatment Plant

Improve old cellulose membranes to new polymer membranes in the membrane bioreactor for enhanced durability, lower sludge buildup, and reduced operating pressure. Upgrade equipment with new components for more efficient processes and energy savings.

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City of Delphos Waste Water Treatment Plant

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  1. City of DelphosWaste 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 - 125 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 ozgun.danaci@dnvgl.com (614) 614-4100

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