DOE Wind Consortium Project Wind Energy Research and Development IIT, Chicago July 20 th, 2011 Jay Giri Jay.giri@alstom.com
Possible Impacts of Wind Power on Grid Operations (Source: IEA Wind Task 25, 2009)
Generation and Load Demand Balance HV Network P P MV Network 1 MV Network 2 Direct AC connection not possible because of high fault level The traditional model: Network designed for power flow from HV to MV
Generation and Load Demand Balance HV Network P P P P MV Network 1 MV Network 2 Q + V + V Q STATCOM - V - V STATCOM
Alstom Software on this project Distribution Management System Software (DMS) Power System Simulator Software (DTS)
DMS Functions 3-phase Unbalanced Network Analysis Power Flow ( RT & Study ) Limit Violation Monitor Fault Location Loss Analysis Network View Dynamic Operations Map Geographic / Schematic Persistence of Dressings Energization visualization Network Outage Unplanned / Planned Lifecycle Trouble Calls / AMI Customer Updates Crew Monitor / Assign Performance Indices Device Prediction Network Optimizer FISR (self healing) Feeder Reconfig (proactive) Volt/Var Management (automatic) Switching Operations Create, Simulate, Execute, Switch Orders and Safety Documents SCADA
DMS Subsystems Network Outage Management Network Analysis & Optimization Distribution Operations Training Simulator Switching Operations Network View Network Operations User Interface Network Operations Model Call Center Customer Model (CIS) Equipment Models (GIS, graphical editors) Automated Metering (AMI) e-terrascada System
DTS HV Transmission System Simulator Instructor DTS Instructional Subsystem Events Simulation Control Power Flow Load Model Power Flow Topology Solution Processing Power System Simulation Dynamics Prime Movers Relays Network Applications data retrieval controls SCADA Applications Generation Applications Applications Dispatcher Trainee
Backup Slides More details
e-terradistribution Distribution System Analysis Outage Management OMS Unplanned/Planned Outage Management Trouble Call Mgmt. Crew Monitor/Assign Outage History/Indices Unbalanced 3-phase network analysis Power Flow Load Allocation Limit Monitor Fault Location Protection Check Power Quality Loss Analysis Load Model & Forecast Network Optimizer Fault Isolation and Service Restoration Feeder Reconfiguration Planned Outage Study Load & Volt/Var Management Dist. Operations Training Simulator Distribution Operator Training Outage and Restoration Training Operations Validation Tool Switching Operations Creation, Validation and Execution of Switching Orders. Creation and Management of Safety Documents e-terraarchive Historical system Network View Network Operations User Interface Topology Analysis Operator Notes Energization Status Annotations Tagging Tracing Customer Model Loop Detection Network Advanced Metering Infrastructure (AMI) (optional) Network Operations Model Supports Real-time Updates Maintains Static and Dynamic Data Load Models/DG Equipment, Connectivity, Impedance Models Geo-Spatial Network Equipmt (optional) SCADA & nongeo-spatial Network Equipmt Models e-terrascada Distribution SCADA System Monitor and Control via RTUs DA devices Tagging Alarming Logging
Distribution Operator Training Simulator Data Flow Trainer Client Client PC Event Scripter Trainee Client Client PC Network Server DOTS Mode Switch Statuses, Calculated Measurements Controls e-terrascada Switch Statuses, Measurements Network Server Real-time Mode Simulated Power System Model Call Server Power System Model
Wind Power Ramp Management using e-terrasimulator - a project example Realtime Data Flow Curtailment Limit Actual MW Potential MW M LF Forecast Load RTGEN Actual MW SCADA In-Use Curtailment Limit Wind Participant Potential MW In-Use Curtailment Limit Curtailment Limit (SCADA) Curtailment Limit (WWW) GENMOM