Trends in Dewatering Technologies

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Technology Comparison Case Study: Orange CountyUtilities, FL• Three facilities– Northwest WRF: 7.5 mgd– South WRF: 43 mgd, AnD– Eastern WRF: 24 mgd• General– No primary clarifiers– Different biological processes– Different biosolids process<strong>in</strong>g– Belt Filter Press Dewater<strong>in</strong>g
Feed Sludge CharacteristicsOCU Facility Solids Content Volatile Solids pHNorthwest WRF 1.0-1.5% 82-84% 7.0South WRF 3.0% 70-74% 7.5Eastern WRF 0.9-1.0% 88-90% 6.8
Page 1 and 2: Trends in DewateringWEAT Webinar 20
Page 3 and 4: Drivers for ChangeWorkforceChalleng
Page 5 and 6: Belt Filter Press Trends: 3- belt B
Page 7 and 8: Horizontal 3-belt BFPINDEPENDENT GR
Page 9 and 10: Case Study: Albany County Sewer Dis
Page 11 and 12: North PlantNorth WWTP (2-m) South W
Page 13 and 14: New BFPs Have Less Payback < 4 Year
Page 15: Centrifuge Dewatering• Commonly u
Page 18 and 19: Centrifuges in Texas• Historicall
Page 20 and 21: Screw Press Dewatering• Relativel
Page 22 and 23: Inclined Screw PressCourtesy: Huber
Page 24 and 25: Screw Press Advantages and Disadvan
Page 26 and 27: Rotary Press OperationDrainingAreaS
Page 28 and 29: Rotary Press Advantages/Disadvantag
Page 30 and 31: Electrodewatering• Suppliers : Ov
Page 34 and 35: Pilot Test Results: Cake Solids Con
Page 36 and 37: Solids CapturePercent Capture Centr
Page 38 and 39: Implications for Orange County Util
Page 40 and 41: Word of warning….Your results may

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