How to use the Modified Hazen-Williams formula for analysis in WaterGEMS / WaterCAD / HAMMER?
Product(s):
WaterGEMS, WaterCAD
Version(s):
CONNECT Edition, V8i
Area:
Calculations
Problem
How to use the Modified Hazen-Williams formula for analysis in WaterGEMS / WaterCAD?
Background
In some parts of the world the…
Pipe sizing - Pipe diameters and insulation thickness
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i (version number)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Problem
You may wish to consider pipe ranges in your project. This spreadsheet…
Roughness not updating in conduit properties after constraint based design
Product(s):
SewerCAD, SewerGEMS, StormCAD, CivilStorm
Version(s):
10.00.00.40
Area:
Other
Problem
After running constraint based design with the GVF-Rational (StormCAD) or GVF-Convex (SewerCAD) solver, the roughness values…
What is the difference between Darcy-Weisbach roughness coefficients e and f, and Bed Roughness Ks or K?
Product(s):
WaterGEMS, WaterCAD, HAMMER, SewerGEMS, SewerCAD, CivilStorm
Version(s):
CONNECT Edition, V8i
Area:
Modeling
Problem
Difference between the coefficients e and f , when using the Darcy-Weisbach friction…
Increasing headloss for all pipes or a set of pipes
Product(s):
Bentley WaterGEMS, WaterCAD
Version(s):
08.11.XX.XX
Environment:
N\A
Area:
Modeling
Problem
Is there a way to apply a headloss as a percentage to all pipes or a set of pipes? For example…
How can I global edit the pipe material and have the roughness update?
Product(s):
WaterGEMS, WaterCAD, SewerGEMS, SewerCAD, StormCAD, CivilStorm, Hammer
Version(s):
08.11.XX.XX, 10.XX.XX.XX
Area:
Layout and Data Input
Problem
How can I global edit the pipe material and have the roughness update…
Pipe Sizing - Roughness figures and equivalent range selection
Product(s):
Bentley Hevacomp
Version(s):
V8i (N/A)
Environment:
N/A
Area:
N/A
Subarea:
N/A
Method
The following figures are used by the Netsys Pipe sizing program.
Range
Roughness…
Duct sizing - Roughness figures
Product(s):
Hevacomp Mechanical Designer
Version(s):
V8i
Environment:
N/A
Area:
Netsys Ductwork
Subarea:
N/A
Overview
Roughness values used in Netsys Duct sizing calculations are dependant…
Re: reduction in C value over period of time
This is a tough one because C value changes vs. pipe age is really system specific.
Are there any older Ductile Iron pipes in the public transmission system that are part of a calibrated model, or that you can do a roughness test on? That would…