1. ECIV 301 Programming & Graphics Numerical Methods for Engineers Lecture 11 Engineering Applications

4. Structures – Location of Zero Moment (Problem 5.19) Water Resources/Environmental –Open Channel Flow

5. Open Channel Flow Flow of water in rivers and canals Flow rate Q (m 3 /s): –Volume of water passing a particular point in a channel per unit time

6. Open-Channel Flow Given: Q (Flow Rate) Calculate: H (Height) U (velocity)

7. Open Channel Flow Continuity Equation (Mass Conservation)

8. Open Channel Flow Manning Equation n=Manning roughness coefficient S=Slope of Channel R=Hydraulic Radius = A c /P

9. Open Channel Flow B H

10. Given Q,B,S,n Compute H