Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Chapter 4: Activated Sludge Modelling - IqTMA-UVa
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Processes for Biological NitrogenRemoval: Preanoxic TreatmentThe most common Configuration is the Preanoxic Treatment because:• Easy retrofit of exiting plants originally designed for BOD removaland Nitrification• Benefits from the selector (anoxic zone) to avoid bulking• Production of alkalinity before nitrificationTwo Types of Preanoxic Configuration:Single FeedStep-Feed45