Activated Sludge Calculatons Spreadsheet: Aeration Tank Calculations

Activated Sludge Aeration Tank Calculations, including discussion of Excel spreadsheet use for the calculations. Includes discussion of aeration tank design (sizing) based on volumetric loading ratio, F:M ratio (food to micro-organism ratio), or hydraulic residence time (HRT) with example calculations. Also has discussion of activated slude aeration tank operational calculations, including activated sludge wasting rate and activated sludge recycle rate calculation with example calculations.