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Calculations
Recommendations
Sludge removal device for settling tank (BIOWASSERTRACK®)
Mechanized mixer for flash mixing (Aquaflash) and flocculation (Aquafloc)
Estimated time for manual use of gate valves
Flow estimate: horizontal / inclined tube
Poulation growth: Arithmetic rate
River Self-Purification: Streeter-Phelps Method
Water grit chamber
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Net Present Value (NPV)
Input data
Cash flow
Units
-
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Interest rate
%
Output data
Net present value
-
-
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