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OpenFlows WaterGEMS

Water distribution design and analysis software

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Analyze, design, and optimize your water distribution systems

A hydraulic modeling application, WaterGEMS provides an easy-to-use environment for you to confidently analyze, design, and optimize your water distribution systems. With advanced interoperability, geospatial model building, optimization, and asset management capabilities, WaterGEMS supports your engineering workflows from fire flow and water quality analysis, to energy consumption and capital cost management.

Streamlined model building with superior interoperability

You can leverage geospatial data, CAD drawings, databases, and spreadsheets to jumpstart the model building process and model directly within ArcGIS and ArcGIS Pro. WaterGEMS provides synchronized database connections, geospatial links, and advanced model-building modules that connect with virtually any digital data format. WaterGEMS includes LoadBuilder and TRex modules to help you allocate water demands and node elevations based on geospatial data found in shapefiles, geodatabases, various types of DEMs, and even CAD drawings. These modules help you avoid potential manual-input mistakes. WaterGEMS also provides drawing and connectivity review tools to guarantee a hydraulically coherent model. Skelebrator automatically removes network complexity, while maintaining hydraulic equivalence, to efficiently tackle a wider range of modeling applications.

Optimized model calibration, design, and operations

WaterGEMS includes state-of-the-art genetic algorithm optimization engines for automated calibration, leak detection, design and rehabilitation, and pump operations. Darwin Calibrator evaluates millions of possible solutions to let you quickly find a calibration hypothesis that best matches measured flows, pressures, and on/off status, empowering users to make reliable decisions based on accurate hydraulic simulations of the real world. Another application is to support active leak detection activities, by identifying the most likely locations of leakage in your network.

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Technical Capabilities

Interoperability, Interface, and Graphical Editing

  • Runs from within four compatible platforms:
    • Stand-alone Windows
    • ArcGIS (ArcMap license required)
    • MicroStation (MicroStation license required)
    • AutoCAD (AutoCAD license required)
  • Unlimited undo and redo
  • Element morphing, splitting, and reconnection
  • Merge nodes in close proximity tool
  • Automatic element labeling
  • Scaled, schematic, and hybrid environments
  • Element prototypes
  • Aerial view and dynamic zooming
  • Named views library
  • Multiple background-layer support
  • Seamless compatibility with WaterCAD and HAMMER

Model Building and Data Connection

  • DGN, DXF, spreadsheet, database, and ODBC connections
  • Shapefile, geodatabase*, Geometric Network*, and SDE* connections (*when running from within ArcMap)
  • Oracle Spatial support
  • GIS-ID property to maintain associations between records in the data source / GIS and elements in the model
  • SCADAConnect unlimited-signal pack for live data connections (to and from SCADA systems)
  • Graphical SCADA element
  • Customer Meter element
  • Lateral link (no need to split pipes) Automatic demand allocation from geospatial data
  • Geospatial demand allocation from customer meters
  • Demand allocation from lump-sum geospatial data
  • Geospatial-based water consumption projection
  • Daily, weekly, monthly, and superimposed patterns
  • Unaccounted for water and leakage estimation
  • Composite demands global edition
  • Area, count, discharge, and population-based loading
  • Pipe-length-based demand loading
  • Elevation extraction from DEM, TIN, and shapefiles
  • Elevation extraction from CAD drawings and surfaces
  • Series, parallel, branch-trimming, multi-criteria automated skeletonization of pipes
  • Skeletonization support for isolation valves
  • User-data extension, including formula based
  • Bing Maps support
  • Model sync In/Out, update a model or sync out to an external file

Results Presentation

  • Thematic mapping with property-based color-coding, symbology, and annotations
  • Dynamic, multi-parameter, and multi-scenario graphing
  • Scenario and element comparison
  • Shapefile contouring
  • Advance profiling
  • Advanced tabular reporting with FlexTables
  • Creation of Google Earth (KML) files
  • Publishing of i-models in 2D or 3D, including to Bentley Map® Mobile
  • Video recording of result animation
  • Customizable reports

Hydraulics, Operations, and Water Quality

  • Steady-state and extended-period simulations
  • Constituent-concentration analysis
  • Multi-species water quality analysis
  • Tank-mixing analysis
  • Water-age analysis
  • Water quality batch run
  • Criticality analysis
  • Fire-flow analysis
  • Rule-based or logical controls
  • Variable-speed pumping, with option to use APEX (Automatic Parameter Estimation eXtension)
  • NPSH analysis
  • System head curves
  • Leakage and sprinkler modeling
  • Water loss analysis
  • Pressure-dependent demands
  • Conventional and unidirectional flushing simulations
  • Source tracing
  • Valve modeling
  • Air release valve element
  • Top fill tank element
  • Combination pump curves
  • Carbon emission calculation
  • Optimization of pipe renewal with Pipe Renewal Planner
  • Override of pump and valve controls using historical SCADA data
  • Emergency response simulations for pipe breaks, power outages, fires, and pipe shutdowns
  • Real time modeling
  • Pressure Zone management
  • Support Districted Metered Areas (DMA) design

Model Management

  • Unlimited scenarios and alternatives
  • Comprehensive scenario management
  • Global attribute tabular edition
  • Automated model skeletonization
  • Personalizable engineering libraries
  • Sorting and persistent filtering on tabular reports
  • Statistical analysis from tabular reports
  • Dynamic and static selection sets
  • Local and global engineering-units management
  • Sub-model management
  • Drawing review tools for connectivity consistency
  • Automatic topology review
  • Orphaned nodes and dead-end pipes queries
  • Change tracking

Optimization (using Genetic Algorithm)

  • Automated model calibration with Darwin Calibrator
  • Identify leaks locations with Darwin Calibrator
  • Optimized design and rehabilitation with Darwin Designer
  • Optimized pump scheduling with Darwin Scheduler

Energy and Capital-cost Management

  • Energy cost analysis
  • Capital cost analysis
  • Pump and turbine energy analysis