Unformatted text preview: itical flow
rate is 1.0 m3/s, compute (a) the critical depth and (b) the
critical slope.
A circular corrugatedmetal channel is half full and in
uniform flow at a slope S0 0.0037. Estimate the Froude
number of the flow.
Uniform water flow in a wide brick channel of slope 0.02°
moves over a 10cm bump as in Fig. P10.59. A slight de Textbook Table of Contents  Study Guide 700 Chapter 10 OpenChannel Flow
pression in the water surface results. If the minimum water depth over the bump is 50 cm, compute (a) the velocity over the bump and (b) the flow rate per meter of
width. P10.60 P10.61 P10.62 P10.65 Program and solve the differential equation of “frictionless flow over a bump,” from Prob. 10.62, for entrance
conditions V0 1 m/s and y0 1 m. Let the bump have
the convenient shape h 0.5hmax[1 cos (2 x/L)],
which simulates Fig. P10.62. Let L 3 m, and generate
a numerical solution for y(x) in the bump region 0 x
L. If you have time for only one case, use hmax 15 cm
V1
10 cm
(Prob. 10.63), for which the maximum Froude number is
y2 = 50 cm
bump
0.425. If more time is available, it is instructive to examine a comp...
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 Spring '08
 Sakar
 Fluid Dynamics, Fig, eText Main Menu, subcritical flow

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