ROSE Updates Marianna Vaiman, V&R Energy WECC JSIS Meeting Salt Lake City, UT September 9 – 10, 2014 Copyright © V&R Energy Systems Research, Inc. All rights reserved. 1

Grid Operator’s Monitoring & Control Assistant DOE Award to Advance Synchrophasor Technology - part of Peak’s Team – Project Participants - BPA, CAISO, IPC, Peak, SCE, SDGE – Scope includes: Demonstration of Linear State Estimator for voltage stability analysis; Determining of real-time corrective actions; Displaying data and results on situational awareness wall. – Real-time analysis based on the ROSE platform – Schedule: A 2-year project that should be starting in October 2014 Copyright © V&R Energy Systems Research, Inc. All rights reserved. 2

Evaluation of Potential Cascading Outages and their Prevention at SCE Project with SCE – Scope includes: Identifying potential cascading modes from steady-state and transient stability perspective; Adjusting existing controls in the SCE system that prevent occurrence of potential cascading modes; Adding new control devices to SCE network model in order to prevent occurrence of potential cascading modes. – Implementation for planning environment – Schedule: A 2-year project that started in September 2014 Copyright © V&R Energy Systems Research, Inc. All rights reserved. 3

Use of Potential Cascading Modes (PCM) for Automated IROL Analysis Project with ISO NE – Scope includes: Automating IROL analysis process using the PCM module Performing cascading analysis for every State Estimation solution every 3 minutes considering a broad set of N-1 and N-2 contingencies and the system wide monitoring; Performing analysis of cascading failures for any historical SE solutions in study mode Real-time analysis based on the ROSE platform – Schedule: A 1-year project that started in August 2014 Copyright © V&R Energy Systems Research, Inc. All rights reserved. 4