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Table Of Contents
Chapter 6 Working with Pipes
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4 Click the HGL/EGL button to display the Pipes - HGL/EGL Settings dialog box.
5 Select the Calculate HGL/EGL check box to calculate hydraulic and energy
gradelines.
6 In the Outflow water surface elevation box, enter the outflow water surface
elevation, and then click OK.
To view the HGL/EGL values, go to the Pipes Run Editor and select Headloss in
the View list. For more information, see Changing the Pipe Run Editor
Settings in this chapter. You can then plot the hydraulic and energy grade
lines in your pipe run profile.
NOTE
All junction loss calculations are based on the velocity calculated, assuming
that all pipes are flowing full.
7 You can click Select to pick a point in the drawing on a current surface to
specify the elevation.
The following prompt is displayed:
Select point (eXit/Dtm/Profile):
8 Do one of the following:
n
Type X for eXit to exit the command.
n
Type D for Dtm, and then press ENTER to display the Select Surface dialog
box. Select either Terrain Surface or Volume Surface. From the Select surface
to open box, select a surface, and then click OK.
n
Type P for Profile, press ENTER, and then select a profile. If no current profile
exists, then the Pipes Message dialog box is displayed. Click OK to exit the
Pipes Run Editor, and then create a profile in your drawing.
9 Click OK to exit the dialog box.
Using Contributing Upstream Run Flow Data in
Pipe Calculations
To use contributing upstream run flow data in pipe calculations
1 From the Pipes menu, choose Conceptual Plan
ä
Edit Data.
The following prompt is displayed:
Pick run: