online_chezy.php:   Normal depth in a prismatic channel using the Chezy equation

            Definition sketch for a prismatic channel

Formulas:

A = y(b + zy)
P = b + 2y(1 + z2)1/2
T = b + 2zy
R = A/P
D = A/T
Q = AC(RS)1/2
V = Q/A
F = V/(gD)1/2
INPUT DATA:

Select:   

Flow discharge Q:  

Bottom width b:  

Side slope z:  

Bottom slope S:  

Chezy's C:  

INTERMEDIATE CALCS:

Units selected:   

Gravitational acceleration g:   

Wetted perimeter P:    0

Top width T:    0

Flow area A:    0

Hydraulic radius R:    0

Hydraulic depth D:    0

OUTPUT:

Normal flow depth yn:    0

Normal flow velocity Vn:    0

Normal Froude number Fn:    0

            

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