voima toolbox
Sign up
Sign in
U
Calculation
Calculate
Save results as spreadsheet
Calculations
Recommendations
Settling tank: hydraulic superficial loading rate
Rectangular section trough
Conventional settling tank: triangular weirs at the edges of the settled water troughs
Water grit chamber
Conventional settling tank: horizontal flow velocity
Sedimentation tank stilling walls
Rating
Input data
Flow
m³/s
m³/h
m³/d
L/s
L/h
L/d
Temperature
°C
°F
K
Number of orifices in stilling wall
-
Orifice diameter (D)
mm
cm
m
km
ft
in
Center to center distance between orifices (S)
mm
cm
m
km
ft
in
Discharge coefficient
-
Output data
Distance to water jets interference (x)
mm
cm
m
km
ft
in
Velocity gradient
1/s
Description
Evaluate the design of sedimentation tank stilling walls.
References
VIANNA, M. R., Hidráulica aplicada às estações de tratamento de água. Belo Horizonte, 3i Editora Ltda, 2019.