onlinechannel13.php:   Discharge under a sluice gate

Discharge under a sluice gate

Equations:

Cc = y3/y2

Cd = Cc/[1 + Cc (y2/y1)]1/2

v2 = Cd (2gy1)1/2

q = v2 y2

Recommended value: Cc = 0.61

INPUT DATA:

Select:   

Upstream flow depth y1:  

Flow depth at gate y2: 

Contraction coefficient Cc: 

INTERMEDIATE CALCS:

Units selected:   

Gravitational acceleration g:   

Contraction coefficient [ Cc ]:   

Discharge coefficient [ Cd ]:   

Reference velocity [ v2 ]:   

OUTPUT:

Discharge q:   

            

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