Manual 15 Emergency Operations Manual
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Manual 15 Emergency Operations Manual Issued: July 2021 Version: 8.0 Effective Date: 07/07/2021 Committee Acceptance: 08/13/2020 OC Prepared By: NYISO Grid Operations New York Independent System Operator 10 Krey Boulevard Rensselaer, NY 12144 (518) 356-6060 www.nyiso.com Disclaimer: The information contained within this manual, along with other NYISO manuals, is intended to be used for information purposes only, and is subject to change. The NYISO is not responsible for the user’s reliance on these publications, or for any erroneous or misleading material. ©Copyright 1999-2021 New York Independent System Operator Emergency Operations Manual | ii Table of Contents REVISION HISTORY ........................................................................................................................................................... VII 1. OVERVIEW0B .................................................................................................................................................................... 1 1.1.9BOperating Policy ................................................................................................................................... 1 1.2.10BOperating States ................................................................................................................................. 2 1.2.1. Determining54B the Operating State ...................................................................................................... 2 1.2.2. Operating55B Objectives ......................................................................................................................... 3 1.2.3. Generator56B Response During Reserve Activation ................................................................................ 4 1.3.110B11BGovernmental and Public Relations Notification Procedures .......................................................... 4 1.3.1. NYISO57B – Transmission Owner Emergency Notifications ..................................................................... 5 1.3.2. NYS58B Public Service Commission (PSC) Notification ............................................................................. 5 1.3.3. NYISO60B Public Relations Notification ................................................................................................... 6 1.4.13BCommunications ................................................................................................................................. 6 1.4.1. Emergency61B Notification ..................................................................................................................... 6 1.4.2. Non62B -Emergency Communications ...................................................................................................... 7 1.4.3. Emergency63B Status Updates ................................................................................................................ 7 1.4.4. Dissemination64B of Emergency Communications .................................................................................. 7 1.5.14BEmergency Communication Systems................................................................................................. 7 1.5.1. Emergency65B Hot Line System ............................................................................................................... 8 1.5.2. Load66B Shed Alarm System .................................................................................................................... 9 1.5.3. Alternate67B Emergency Hot Line ........................................................................................................... 9 1.5.4. NERC68B Reliability Coordinator Information System ............................................................................. 9 2. ALERT1B STATE ............................................................................................................................................................... 10 2.1.15BDefinition of the Alert State .............................................................................................................. 10 2.2.16BAlert State Criteria ............................................................................................................................. 10 2.3.17BResponses to the Alert State ............................................................................................................ 11 3. MAJOR2B EMERGENCY STATE ........................................................................................................................................ 15 3.1.18BDefinition of the Major Emergency State ......................................................................................... 15 3.2.19BMajor Emergency Criteria ................................................................................................................. 15 3.3.20BResponses to Major Emergency ....................................................................................................... 17 3.3.1. Major69B Emergency Declared by NYISO .............................................................................................. 17 3.3.2. Emergency70B Declared by Transmission Owner .................................................................................. 20 4. MONITORED3B CONDITIONS .......................................................................................................................................... 22 4.1.21BTransmission Rating Exceedance .................................................................................................... 22 Emergency Operations Manual | iii 4.1.1. Actual71B LTE and STE Rating Exceedance ............................................................................................ 22 4.1.2. Post72B -Contingency STE Rating Exceedance ....................................................................................... 23 4.2.High or Low Voltage .......................................................................................................................... 23 4.3.23BPost-Contingency Voltage IROL Exceedance ................................................................................... 24 4.4.24BOperating Reserve Deficiency .......................................................................................................... 25 4.4.1. Shortage74B Operating Reserve New York City – Day-Ahead Forecast ................................................. 26 4.4.2. Shortage Operating Reserve – In Day .............................................................................................. 27 4.4.3. Shortage76B Operating Reserve – Real Time ........................................................................................ 29 4.4.4. Shortage77B of Meeting Load (Including the Inability to Reach a “0" ACE) – Real Time ....................... 31 4.5.25BIROL Stability Limit Exceedance ....................................................................................................... 31 4.6.26BHigh/Low Frequency ......................................................................................................................... 32 4.7.27BOvergeneration .................................................................................................................................. 33 4.8.Procedure for overloads caused by NYISO Controlled Facility Common Tower, Bus or Stuck Circuit Breaker (SCB) contingencies ............................................................................................................... 34 5. RESERVED4B FOR FUTURE USE ....................................................................................................................................... 36 6. RESTORATION5B STATE .................................................................................................................................................. 37 6.1.32BDefinition of the Restoration State .................................................................................................. 37 6.2.33BRestoration Criteria ........................................................................................................................... 37 6.2.1. Scope78B ................................................................................................................................................ 37 6.2.2. Strategy79B ............................................................................................................................................ 37 6.2.3. Priorities80B ........................................................................................................................................... 38 6.2.4. Re81B sponsibilities ................................................................................................................................ 38 6.3.34BResponses to the Restoration State ................................................................................................ 39 6.4.Criteria and Conditions for Reestablishing Interconnections ......................................................... 41 6.4.1. Assessment82B of System Conditions Prior to Interconnecting ............................................................. 41 6.4.2. Assessment82B of Tie Line Conditions and Coordination of Tie Line Operating Parameters ................. 41 6.4.3. Assessment and Coordination of Frequency Control for the Operation after Synchronization ....... 42 6.5.35BCommunications during Restoration ..............................................................................................