cee4324-5984_lecture13

cee4324-5984_lecture13 - Glenn E. Moglen Department of...

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Unformatted text preview: Glenn E. Moglen Department of Civil & Environmental Engineering Virginia Tech Momentum in Non-Rectangular Cross-Sections CEE 4324/5984 Open Channel Flow Lecture 13 Announcement: I will be in Blacksburg next week (October 11 13). Please email me if you would like to meet. Questions from Lecture 12? Continue Momentum Review of Sluice Gate/Hydraulic Jump Problem Momentum in Non-Rectangular Cross- Sections Todays Agenda: Return to Sluice Gate/Hydraulic Jump Example 17: Return to Sluice Gate/Hydraulic Jump (cont.) <<qualitative system to be drawn on whiteboard>> q = 10 ft 2 /s y 1 = 8.0 feet Find: y 2 ? (alternate depth to y 1 ) y 3 ? (conjugate depth to y 2 ) Energy lost in jump? Momentum (thrust) on gate? Show results graphically. Return to Sluice Gate/Hydraulic Jump (cont.) 1 2e 2m 3m 3e E y 1 =8.0ft M Example 17: Take-away facts This example shows the graphical and numerical solution of a sluice- gate/hydraulic jump system....
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cee4324-5984_lecture13 - Glenn E. Moglen Department of...

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