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This is a list of articles containing general FAQs for Bentley WaterGEMS and WaterCAD products.
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Calculations
Definition of "discharge coefficient"
Estimating pump specific speed
Transient Force Calculations
Understanding length/wave speed adjustments and their impact on results
Valve Type field assumption and use with a TCV
Input & Modelling
Can I model fluids other than Water?
Can I open WaterGEMS/CAD V8i models?
Differences between the Constant Speed transient pump types
Gradual valve closure not occurring
How do I mimic a control?
How do you define the starting conditions of the transient simulation?
Impact of pump inertia
Modeling a pump shut down transient event
Modeling An Initially Partially Closed Valve
Modeling A Pump Start-Up Transient Event
Modeling a pump that has neither a check valve nor a control valve
Modeling positive displacement pumps
Modifying and adding entries to Engineering Libraries
Preparing a model for analysis in HAMMER
Should I use the inside diameter or outside diameter for the "diameter" field for my pipes?
Surge mitigation with intermediate high points
What kind of demands should be used as the initial conditions of a transient simulation?
Output & Reporting
Comparing Scenarios
How can I find water deceleration in a pipeline with a check valve?
How can I plot multiple time histories in the same graph or multiple profile plots on the same profile?
How to view and graph extended transient results such as gas volume for hydropneumatic tanks, pump or turbine speed, air valve extended data, etc.
Transient profile data section intervals
Using profile animation
Viewing or Exporting Transient Results for Multiple Elements
What do the different colored lines in a transient results viewer profile represent?
When I create a graph under View > Graphs, this seems to only show the initial conditions. Where can I view detailed graphical results of the transient simulation?
HAMMER Product Information
HAMMER TechNotes and FAQs
Haestad Product TechNotes And FAQs
Haestad Methods Water Solutions on Bentley Website