Wastewater Screening Design Calculator

Water Treatment - Bar Racks and Fine Screens

Solving for channel upstream velocity.
channel upstream velocity


openings flow velocity (V)
headloss (hL)
gravity acceleration (g)


openings flow velocity (V)
= 0
= 0
headloss (hL)
= 0
= 0
gravity acceleration (g)
= 0
= 0


upstream approach velocity (v)

Other Units:

Change Equation
Select solve for a different unknown
Bar Racks
bar rack headlossbar rack headloss
flow velocity through the openingsflow velocity through the openings
upstream velocityupstream velocity
acceleration of gravityacceleration of gravity
Fine Screens
fine screen headlossfine screen headloss
flow rate or discharge through the screenflow rate or discharge through the screen
submerged screen effective areasubmerged screen effective area
screen coefficient of dischargescreen coefficient of discharge
acceleration of gravityacceleration of gravity

References - Books:
George Tchobanoglous, Franklin L. Burton. 1991. Wastewater Engineering Treatment, Disposal and Reuse. McGraw Hill, Inc.
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