By: Kevin Lynch
Design Flow: 24 MGD Average Daily Flow : 13.379 MGD Treatment Process: Activated Sludge Phosphorous Removal Method: Bio-P Influent Phosphorous Average: 6.65mg/L Effluent Phosphorous Average: 0.33mg/L Annual Budget: ~$17million
Phosphorous Accumulating Organisms
Use Phosphorous as Energy Storage
Produce Polyhydroxybutyrate (PHB)
Anaerobic Zone
PAO release Ortho-Phosphate
Aerobic Zone
Rapid Metabolization
Phosphorous rich Bio-mass
Dissolved Oxygen Oxygen Reduction Potential Ammonia, Nitrite, and Nitrate Ortho- Phosphate
Target Control Energy Issues
Targets
Zone #2= -400
Cell #1= > +50
Cell #2= > +100
Cell 2
Cell 1
5 4 3 2 1 From the Primaries
Tracking the Conversion Nitrosomonas Nitrobacter
Twice Weekly Monitors
Phosphorous Sludge Age
Cell 1 Cell 2 Activated Effluent
Final Effluent
0.6 0.0 0.0 0.0
2.5 1.5 1.8 2.0
Checking Sampling Cleaning Calibration Lab Checks
Ortho-Phosphate Probes Adding All Probes to the Remaining 2 Basins Possibility of Operating Blowers from
Ammonia
Top Related