Free software such as EPANET costs money

Report
© 2009 Bentley Systems, Incorporated
Free software costs money
A comparison between EPANET v2.0,
WaterCAD and WaterGEMS v8i SS3
[email protected]
Application Engineer
Bentley Hydraulics & Hydrology Solutions
What is it like to model using…
WaterCAD/GEMS
© 2009 Bentley Systems, Incorporated
EPANET
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Consider these:
1. Ease of use
2. Hydraulic elements
3. CAD, GIS interoperability
4. Model building tools
5. Advanced hydraulic features
© 2009 Bentley Systems, Incorporated
6. Technical Support + Training
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1. Ease of use
EPANET
WaterCAD
WaterGEMS
Model Layout / Data Entry
Graphs
Tabular Reports
Profiles
Contours
Element Symbology
Network Navigator
Export to Google Earth
*
**
* Available in the MicroStation platform only
**Available In MicroStation and ArcGIS platforms
Available
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Limited
Not Available
© 2009 Bentley Systems, Incorporated
Pressure Zone Manager
2. Modeling Elements
EPANET
WaterCAD
WaterGEMS
Reservoir
Tank
Junction
Pipe
PRV, PSV, PBV, FCV, TCV, GPV
Air valves at high points
Hydropneumatic Tanks
Hydrants
Variable Speed Pump
Variable Speed Pump Battery
Available
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Limited
Not Available
© 2009 Bentley Systems, Incorporated
Isolation Valves
3. CAD, GIS Interoperability
EPANET
WaterCAD
WaterGEMS
Database import/export
Convert CAD to pipes
Shapefile import / export
Runs inside of ArcGIS
Runs inside of AutoCAD
*
Runs inside of MicroStation
Background CAD, shapefiles, .JPG
Oracle, SQL import/export
Import/Export EPANET files
* Available at an additional cost
Available
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Limited
Not Available
© 2009 Bentley Systems, Incorporated
Excel import/export
4. Model Building Tools
EPANET
WaterCAD
WaterGEMS
Demand Allocation using meter data
Demand Allocation using population
Demand Allocation by land use or area
Includes Average Demand Libraries?
Includes Material Libraries?
SCADA connection
*
Network Skeletonization
*
User-defined attributes
Associate external files (photos, videos, etc)
* Available in WaterCAD as an Add-On
Available
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Limited
Not Available
© 2009 Bentley Systems, Incorporated
Terrain Elevation Extractor
5. Advanced Hydraulic Features
EPANET
WaterCAD
WaterGEMS
Scenario Management
Automated Fire Flow analysis
Model Calibration (Genetic Algorithms)
*
Pump scheduling
*
Automated design and rehabilitation
*
Criticality analysis and Flushing studies
Source Tracking
Leakage detection
*
Pipe Renewal Planner (Asset Management)
*
Water Hammer Modeling
**
**
* Available in WaterCAD as an Add-On
** Use same WaterCAD/WaterGEMS file in Bentley HAMMER®
Available
8 | WWW.BENTLEY.COM
Limited
Not Available
© 2009 Bentley Systems, Incorporated
Pressure Dependent Demands
6. Training and Technical Support
EPANET
WaterCAD
WaterGEMS
24/7 Technical support
Virtual instructor-led training
Virtual On-Demand training
Local Classroom training
Internet forums
Knowledgebase
Available
9 | WWW.BENTLEY.COM
Limited
Not Available
© 2009 Bentley Systems, Incorporated
Modeling Books, Textbooks

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