NETWORK ANALYSIS IN GIS ENVIRONMENT Uday Deshmukh North Delhi Power Limited

AGENDA Critical Success Factors for Utility GIS Architecture Power Utility Applications in GIS Information in GIS Network Analysis Tools CYMEDIST CYMEDIST Requirement Network Analysis in CYMEDIST using GIS data GIS-CYMEDIST Interface CYMEDIST Demo

CRITICAL SUCCESS FACTORS FOR UTILITY Maintain Reliable Power Supply Optimize Cost of Supply Regulatory Compliance Achieved by Proper Energy Billing and Accounting Proper Asset Management Proper Network Analysis & Planning With the help of Spatial Asset Information - GIS

GIS Architecture

Power Utility Applications in GIS Network Analysis Single Line Diagram (SLD) Load Flow Analysis (Voltage drop/ Loading) Contingency Analysis Switching Optimization Capacitor Placement Reliability Analysis Electrical Design Manager Work Order Processing SAG Calculation BoQ preparation Other Energy Auditing Asset Management

INFORMATION IN GIS Information on Road

Information on a Sub-station

Information on a HV line

Information on a Transformer

Network Analysis Tools The network Analysis is carried out by using – The Network topology and data from IS Computerized Analysis Tool The Network tools available – Cyme Dist SYNERGEE CALPOS WIND MIL NEPLAN POWER (Hitachi) POWERNET (Global)

CYMEDIST Primary Distribution System Analysis tool Capability to perform several type of analysis like- Balanced or unbalanced on three-phase Two-phase and single-phase systems All above with radial, looped or meshed configurations. Voltage drop and power flow analysis. Fault calculations Optimal capacitor placement and sizing. Load balancing load allocation/estimation. Switching Optimization Reliability Analysis

CYMEDIST REQUIREMENT For Dedicated Users : A PC with P-IV Processor 20 Gb HDD Minimum 128 MB RAM 17” Color Monitor Window-98 or higher CYMEDIST Software CD CYMEDIST Hardware License key GIS Data File of Network For Web Users in GIS: PC with normal configuration Web Browser CYMEDIST Interface with GIS

NETWORK ANALYSIS IN ‘CYME’ USING GIS DATA GIS Core -Network Connectivity - Network Asset details CYME -Voltage Drop Analysis - Capacitor Placement -Short Circuit Analysis - Load Allocation - Service Restoration - Reliability Analysis - Contingency Analysis Access Network data from GIS DB Network Analysis in GIS Compatible Format- Dw/ mif

GIS Core -Network Connectivity - Network Asset details CYME -Voltage Drop Analysis - Capacitor Placement -Short Circuit Analysis - Load Allocation - Service Restoration - Reliability Analysis - Contingency Analysis Access Cyme Algorithms DB Network Analysis in GIS GIS - CYME INTERFACE

CYMEDIST – Details and Demo Network Modeling Load Flow Analysis Contingency Analysis Tie Point Optimization Reliability Analysis Capacitor Placement

Network Modeling Import GIS Data Modeling Load flow Analysis: Input the Loading Conditions Find Voltage Drop in all elements Find Loading (both active/ reactive loads) Find Technical Losses Contingency Analysis: Study impact of Single Outage on the System Find optimize Switching Plan to restore max. load Demo

Tie Point / Switching Optimization : Help determining optimum feeder configuration to minimize losses Improve voltage regulation Based on user defined thresholds- Suggest Closing/ Opening of existing switches Suggest addition of new switches Reliability Analysis: Run the scenario to the impact of Distribution Automation can be evaluated The system indices such as SAIFI, SAIDI, ENS can be evaluated

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