utility applications sabeshan srinivasan sie 510 gis applications february 3, 2004

Utility ApplicationsUtility Applications

Sabeshan SrinivasanSabeshan SrinivasanSIE 510 GIS ApplicationsSIE 510 GIS Applications

February 3, 2004February 3, 2004

Water supplyWater supply

ESRI DM for water supply networksESRI DM for water supply networks

ComprehensiveComprehensive CustomizableCustomizable FlexibleFlexible ScalableScalable UniversalUniversal ExtensibleExtensible DistributedDistributed Part of Arc suitePart of Arc suite


Composed of four basic componentsComposed of four basic components• FeaturesFeatures• EquipmentEquipment• LineLine• FacilityFacility

Uses geodatabases for defining Uses geodatabases for defining objects and behavior in networkobjects and behavior in network


Inheritance modelInheritance model ExampleExample


Features are spatial entities that do Features are spatial entities that do not participate in the active networknot participate in the active network

Equipment are the features in a Equipment are the features in a water or wastewater system that do water or wastewater system that do not have an associated geometry not have an associated geometry or positionor position


Facilities are used in transmission Facilities are used in transmission and distribution of water and are and distribution of water and are commonly used to join various water commonly used to join various water lines together lines together

The assorted types of pipes used in The assorted types of pipes used in the transmission and distribution of the transmission and distribution of water are generically termed lineswater are generically termed lines

Case studiesCase studies

Elsinore Valley Municipal Water Elsinore Valley Municipal Water DistrictDistrict

Detailed inventory of all assetsDetailed inventory of all assets Database of water facilitiesDatabase of water facilities Data handled by 15 departmentsData handled by 15 departments Uses SQL Server as back-end and Uses SQL Server as back-end and

Visual Basic based application as Visual Basic based application as front-endfront-end


Finance departmentFinance department• Standby assessmentsStandby assessments• Pressure zone chargesPressure zone charges• Reimbursement agreements Reimbursement agreements • Location of facility assets and link to Location of facility assets and link to

customer account information to customer account information to determine connection feesdetermine connection fees


Operations department Operations department • Creation of atlas maps, facility locations, asset Creation of atlas maps, facility locations, asset

maintenance and replacement, and assistance maintenance and replacement, and assistance with DIGALERT Calls systemwith DIGALERT Calls system

Customer service departmentCustomer service department• Meter reading route analysisMeter reading route analysis• Meter location determinationMeter location determination• Identification of illegal connectionsIdentification of illegal connections


Engineering departmentEngineering department• Verification of water availability, Verification of water availability,

planning, inspection assistance, and planning, inspection assistance, and generation of drawings for internal generation of drawings for internal projectsprojects

City of Germantown, TennesseeCity of Germantown, Tennessee

No digital maps and databaseNo digital maps and database Drought-affected and frequent water Drought-affected and frequent water

shortagesshortages Water purchased from adjacent Water purchased from adjacent

counties to meet demandcounties to meet demand Water data on 1:500 scale Water data on 1:500 scale

conventional mapsconventional maps


Uses ArcGIS Water Utilities Data Uses ArcGIS Water Utilities Data Model Model

Digital orthophotography for Digital orthophotography for planimetric data compilationplanimetric data compilation

Minimal customization performed on Minimal customization performed on ArcGIS Water modelArcGIS Water model

Database design completed in a Database design completed in a short periodshort period


Data created as shapefilesData created as shapefiles Shapefiles incorporated in Shapefiles incorporated in

geodatabasegeodatabase Update of model made easierUpdate of model made easier Demand information obtained from Demand information obtained from

CIS and DTM of the cityCIS and DTM of the city Elevated storage and larger diameter Elevated storage and larger diameter

line needed for meeting peak line needed for meeting peak demanddemand

Colorado Springs UtilitiesColorado Springs Utilities

Provider of water, gas, electricity and Provider of water, gas, electricity and waste management services waste management services

Unification of services proposedUnification of services proposed Basemaps originally created from Basemaps originally created from

orthorectified aerial photographsorthorectified aerial photographs High-resolution maps needed High-resolution maps needed Imagery processed using ERDAS s/wImagery processed using ERDAS s/w Maps incorporated in ArcINFO GISMaps incorporated in ArcINFO GIS


Information generatedInformation generated• Detailed mapsDetailed maps• AccessibilityAccessibility• Maintenance history and schedulesMaintenance history and schedules• Future water needsFuture water needs• Land-use monitoringLand-use monitoring• Obstacles and no-go zonesObstacles and no-go zones


Change in irrigated land using Change in irrigated land using infrared photographs incorporated infrared photographs incorporated into existing GISinto existing GIS

Electricity supply networksElectricity supply networks

PDA DM for electricity networksPDA DM for electricity networks

Origin GIS Data ModelOrigin GIS Data Model Industry standardIndustry standard Developed by Power Delivery Developed by Power Delivery

AssociatesAssociates Origin GIS works in conjunction with Origin GIS works in conjunction with

ArcGIS 8.3ArcGIS 8.3 Based on MultiSpeak interfaceBased on MultiSpeak interface


Robust data model tailored to the Robust data model tailored to the needs of electric utilitiesneeds of electric utilities

Sophisticated electrical rules base to Sophisticated electrical rules base to ensure bulletproof system modelingensure bulletproof system modeling

Customized graphical user interface Customized graphical user interface to ArcGIS 8.3 for data creation and to ArcGIS 8.3 for data creation and modificationmodification

Customized user interface for map Customized user interface for map plottingplotting


Full electrical connectivity from substation Full electrical connectivity from substation to meterto meter

Extensive tracing and spatial query Extensive tracing and spatial query capabilitiescapabilities

Interface/Integrate with leading software Interface/Integrate with leading software providers providers

Easily publish maps to Internet or other Easily publish maps to Internet or other viewersviewers

Push-button switching for easy Push-button switching for easy connectivity model changesconnectivity model changes


Object-oriented data modelObject-oriented data model Components of data modelComponents of data model

• Network featuresNetwork features• Non-network featuresNon-network features• Object classesObject classes

Object classes composed of several Object classes composed of several classes interacting with other classes interacting with other componentscomponents

Network features are components Network features are components which are active participants in the which are active participants in the utility networkutility network

Non-network features are parts of Non-network features are parts of the system which are not directly the system which are not directly involved in the utility networkinvolved in the utility network

ESRI DM for electricity networksESRI DM for electricity networks

PDA DM based on ESRI modelPDA DM based on ESRI model ESRI model more general and ESRI model more general and

comprehensivecomprehensive Comprises the following componentsComprises the following components

• Overhead, surface and underground Overhead, surface and underground structuresstructures

• DevicesDevices• Circuit segmentsCircuit segments• Customer serviceCustomer service


Structure is the abstract class that Structure is the abstract class that contains common characteristics, or contains common characteristics, or attributes, for all electric attributes, for all electric structures involved in the distribution structures involved in the distribution or transmission of electricityor transmission of electricity

Electric devices help ensure Electric devices help ensure consistent service within the consistent service within the distribution networkdistribution network


Circuit segments contain classes and Circuit segments contain classes and properties that describe the properties that describe the conductors that transmit and conductors that transmit and distribute electric currentdistribute electric current

Customer and service objects contain Customer and service objects contain customer information customer information and information about generators of and information about generators of alternate sources of electricityalternate sources of electricity

utility applications sabeshan srinivasan sie 510 gis applications february 3, 2004

Documents

water supplyesri

water supply networksesri

water supply networkscomposed

water supply networksfeatures

schedulesfuture water

frequent water shortageswater

joinvarious water lines

tennesseecity of germantown