Sludge Volume Index in Sludge Recycle and Rate of Returned Sludge Formulas

Sludge Volume Index is the volume occupied by 1 gram of activated sludge after 30 minutes of settling in a 1-liter graduated cylinder. SVI is expressed in milliliters per gram. And is denoted by SVI. Sludge Volume Index is usually measured using the Milliliter per Gram for Specific Volume. Note that the value of Sludge Volume Index is always positive.

Formulas to find Sludge Volume Index in Sludge Recycle and Rate of Returned Sludge

fxSludge Volume IndexGo

Sludge Recycle and Rate of Returned Sludge formulas that make use of Sludge Volume Index

fxMLSS given Sludge Volume Index and Recirculation RatioGo

fxMLSS given SVI and Sewage DischargeGo

fxMLSS given Sludge Volume IndexGo

List of variables in Sludge Recycle and Rate of Returned Sludge formulas

fx Sludge Volume Go

fx MLSS Go

FAQ

What is the Sludge Volume Index?

Sludge Volume Index is the volume occupied by 1 gram of activated sludge after 30 minutes of settling in a 1-liter graduated cylinder. SVI is expressed in milliliters per gram. Sludge Volume Index is usually measured using the Milliliter per Gram for Specific Volume. Note that the value of Sludge Volume Index is always positive.

Can the Sludge Volume Index be negative?

No, the Sludge Volume Index, measured in Specific Volume cannot be negative.

What unit is used to measure Sludge Volume Index?

Sludge Volume Index is usually measured using the Milliliter per Gram[mL/g] for Specific Volume. Cubic Meter per Kilogram[mL/g], Cubic Centimeter per Gram[mL/g], Liter per Kilogram[mL/g] are the few other units in which Sludge Volume Index can be measured.

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