Input data

Flow

Rotor diameter (D)

Water temperature

Tank depth (H)

Square tank side dimension (L)

Rotation

Output data

Velocity gradient

Detention time

Description

Given the water flow to be treated, the dimensions of the tank for flash mixing and the rotation of the turbine, calculates the velocity gradient and the detention time in the tank. Relationships between tank dimensions indicated in the figure must be observed.

Description

References

PARLATORE, A. C. Mistura e floculação. In: CETESB. Técnica de abastecimento de água. 3. Ed. São Paulo: CETESB, 1987.