| # | Title | Description | Date Posted | Sponsor | Urgent | Protocol Sections | Current Status | Next Group | Next Step |
|---|---|---|---|---|---|---|---|---|---|
| NOGRR001 | Nodal Operating Guides - Section 1, Overview | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 1 of the Nodal Operating Guides. |
06/21/2007 | Operating Guides Revision Task Force (OGRTF) | No | 1 | Approved | ||
| NOGRR002 | Nodal Operating Guides - Section 2, System Operations and Control Requirements | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 2 of the Nodal Operating Guides. |
06/21/2007 | Operating Guides Revision Task Force (OGRTF) | No | 2 | Approved | ||
| NOGRR003 | Nodal Operating Guides - Section 3, Resource Testing and Qualification Procedures | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 3 of the Nodal Operating Guides. |
06/21/2007 | Operating Guides Revision Task Force (OGRTF) | No | 3 | Approved | ||
| NOGRR004 | Nodal Operating Guides - Section 4, Emergency Operation | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 4 of the Nodal Operating Guides. | 06/21/2007 | OGRTF | No | 4 | Approved | ||
| NOGRR005 | Nodal Operating Guides - Section 5, Planning | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 5 of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 5 | Approved | ||
| NOGRR006 | Nodal Operating Guides - Section 6, Disturbance Monitoring and System Protection | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 6 of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 6 | Approved | ||
| NOGRR007 | Nodal Operating Guides - Section 7, Telemetry and Communication | This nodal operating guide revision request (nogrr) proposes language for section 7 of the nodal operating guides. | 06/21/2007 | OGRTF | No | Approved | |||
| NOGRR008 | Nodal Operating Guides - Section 8 - Attachment A, Detailed Black Start Information | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment A of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment A | Approved | ||
| NOGRR009 | Nodal Operating Guides - Section 8 - Attachment B, Relay Misoperation Report | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment B of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment B | Approved | ||
| NOGRR010 | Nodal Operating Guides - Section 8 - Attachment C, Turbine Governor Speed Tests | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment C of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment C | Approved | ||
| NOGRR011 | Nodal Operating Guides - Section 8 - Attachment D, Seasonal Unit Net Real Power Capability Verification | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment D of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment D | Approved | ||
| NOGRR012 | Nodal Operating Guides - Section 8 - Attachment E, Biennial Unit Reactive Limits (Lead and Lag) Verification | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment E of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment E | Approved | ||
| NOGRR013 | Nodal Operating Guides - Section 8 - Attachment F, Seasonal Hydro Responsive Reserve Net Capability Verification | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment F of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment F | Approved | ||
| NOGRR014 | Nodal Operating Guides - Section 8 - Attachment G, Load Resource Tests | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment G of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment G | Approved | ||
| NOGRR015 | Nodal Operating Guides - Section 8 - Attachment H, Unit Alternative Fuel Capability | This Nodal Operating Guide Revision Request (NOGRR) proposes language for Section 8, Attachment H of the Nodal Operating Guides. |
06/21/2007 | OGRTF | No | 8, Attachment H | Approved | ||
| NOGRR018 | Synchronization of OGRR204, Hotline Technology Update | This Nodal Operating Revision Request (NOGRR) incorporates relevant language from OGRR204 which was approved by TAC on February 7, 2008. | 03/03/2008 | OGRTF | No | 7.1.2 | Approved | ||
| NOGRR019 | Synchronization of OGRR206, Black Start Satellite Phones | This Nodal Operating Revision Request (NOGRR) incorporates relevant language from OGRR206 which was approved by TAC on February 7, 2008. | 03/03/2008 | OGRTF | No | 4.6.5 | Approved | ||
| NOGRR020 | Synchronization of OGRR198, Firm Load Shed Implementation Time Periods | This Nodal Operating Revision Request (NOGRR) incorporates relevant language from OGRR198 which was approved by TAC on 03/06/08. | 04/16/2008 | OGRTF | No | 4.5.3 | Approved | ||
| NOGRR021 | Synchronization of OGRR205, Modify Responsive Reserve Service Obligation | This Nodal Operating Revision Request (NOGRR) incorporates relevant language from OGRR205 which was approved by TAC on 04/04/08. | 04/16/2008 | OGRTF | No | 2.3.1, 2.3.1.1 | Approved | ||
| NOGRR022 | EECP Media Appeal Change | This Nodal Operating Guide Revision Request (NOGRR) removes required energy conservation media appeal from Emergency Electric Curtailment Plan (EECP) Step Two and allows ERCOT management to issue a media appeal for energy conservation at management’s discretion, without requiring ERCOT CEO authorization. | 07/22/2008 | John Jonte on behalf of the Operations Working Group (OWG) | No | 4.5.3, 4.5.3.1, 4.5.3.3 | Approved | ||
| NOGRR023 | Hotline Changes for QSEs Representing Multiple Entities | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with Operating Guide Revision Request (OGRR) 214. This NOGRR changes the requirement for Market Participants who represent other Entities through a Qualified Scheduling Entity (QSE) Agency Agreement to have only one (1) dedicated Hotline circuit. | 11/20/2008 | ERCOT | No | 7.1.2 | Approved | ||
| NOGRR025 | Monitoring Programs for QSEs, TSPs, and ERCOT | This Nodal Operating Guide Revision Request (NOGRR) adds Section 9 to incorporate metrics to be monitored and reported on for Qualified Scheduling Entities (QSEs), Resources, Transmission Service Providers (TSPs), and ERCOT by ERCOT. | 02/06/2009 | ERCOT | Yes | 2.2.10, 2.2.11, 9 | Approved | ||
| NOGRR026 | Change the name of Emergency Electric Curtailment Plan (EECP) to Energy Emergency Alert (EEA) and Synchronization of EEA Steps with Protocols | This Nodal Operating Guide Revision Request (NOGRR) changes the name of the Emergency Electric Curtailment Plan (EECP) to Energy Emergency Alert (EEA), the defined term “Alert” to “Watch”, and replaces “BtB” with “DC-Tie”. This NOGRR also aligns the EEA Steps in the Nodal Operating Guides with the Nodal Protocols. The NOGRR deletes the definition of “Physical Responsive Capability (PRC)” since this term is already defined in the Nodal Protocols. | 07/13/2009 | Colleen Frosch | No | 1.4, Definitions 2.2.1, Overview 2.2.9.2, Time Synchronization 2.3, Ancillary Services 2.6.1, Automatic Firm Load Shedding 4.1, Introduction 4.2.3, Alert 4.4, Block Load Transfers between ERCOT and Non-ERCOT System 4.5, Emergency Electric Curtailment Plan (EECP) 4.5.1, General 4.5.3, Implementation 4.5.3.1, General Procedures Prior to EECP Operations 4.5.3.2, General Procedures During EECP Operations 4.5.3.3, EECP Steps 4.5.3.5, EECP Termination | Approved | ||
| NOGRR027 | Revise the Process for Submitting Biennial Unit Reactive Limits (Lead and Lag) | This Nodal Operating Guide Revision Request (NOGRR) deletes Attachment E, Biennial Unit Reactive Limits (Lead and Lag) Verification in Section 8. Attachment E is no longer used as test results are submitted through the Market Information System (MIS) Certified Area. This NOGRR also updates other sections to align with the current process. | 07/17/2009 | LCRA | No | 3.3.2.1, 3.3.2.2, 3.3.2.3, Section 8 - Attachment E | Approved | ||
| NOGRR028 | Synchronization - Backup Control Plan Submission Process | This Nodal Operating Guide Revision Request (NOGRR) proposes language changes to clarify the frequency and submittal process of back-up control plans. |
08/14/2009 | OWG | No | 3.2.1, 3.9 | Approved | ||
| NOGRR029 | Synchronization of OGRR224, Special Protection System (SPS) Operations Under No Contingency | This Nodal Operating Guide Revision Request (NOGRR) adds addtional monitoring and control requirements for Special Protection Systems (SPSs) that involve generation reduction to synchronize the Nodal Operating Guides with OGRR224. | 09/02/2009 | John Dumas | No | 6.2.1, Introduction 6.2.2 Design and Operating Requirements for ERCOT System Facilities | Approved | ||
| NOGRR030 | Synchronization – Total Transmission Capacity Correction | This Nodal Operating Guide Revision Request (NOGRR) replaces the acronym Total Transfer Capability (TTC) with Total Transmission Capacity (TTC). | 09/03/2009 | ERCOT | Yes | 3.9.4 | Approved | ||
| NOGRR031 | Synchronization with OGRR218, Revise Training Requirements for QSEs | This Nodal Operating Guide Revision Request (NOGRR) changes the five day (40 hours) emergency training requirements to 32 hours for QSEs who represent Generation or Load Resources and eight hours for Qualified Scheduling Entity (QSE) operators who do not represent Generation or Load Resources. | 10/09/2009 | Shell Energy | No | 1.5.2 | Approved | ||
| NOGRR032 | Use of Consistent Rating Terminology | This Nodal Operating Guide Revision Request (NOGRR) proposes language changes to align rating terminology in the Nodal Operating Guides with the terminology in the Nodal Protocols. Utilization of the same verbiage helps alleviate communication issues and also removes the possible interpretation of additional rating requirements. | 12/03/2009 | NDSWG | No | 3.9.4 | Approved | ||
| NOGRR033 | Alignment with NPRR203, Amend Telemetry Bus Accuracy Requirements | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with changes proposed by Nodal Protocol Revision Request (NPRR) 203, Amend Telemetry Bus Accuracy Requirements, which clarifies the type of equipment being reported. | 12/22/2009 | Ebby John on behalf of the Network Data Support Working Group (NDSWG) | No | 9.3.1 | Approved | ||
| NOGRR034 | Rescind Telemetry Performance Calculation Exclusions | This Nodal Operating Guide Revision Request (NOGRR) proposes the removal of language which allows Market Participants to, at their discretion, have any of their Telemetry Performance data excluded from the periodic calculations in the Telemetry Performance Monitoring Program. | 01/22/2010 | ERCOT | No | 7.3.3 | Approved | ||
| NOGRR035 | Synchronization – Special Protection System Monitoring Requirements | This Nodal Operating Guide Revision Request (NOGRR) requires automated notification of Special Protection System (SPS) status and clarifies SPS arming and reporting requirements. | 02/17/2010 | ERCOT | No | 6.2.2 | Approved | ||
| NOGRR036 | Synchronization with PRR821 and PRR804 | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with PRR821, Update of Section 21, Process for Protocol Revision, and PRR804, Revisions to Section 21 Appeal Process. Specifically, this NOGRR revises Section 1.3 to more effectively align with the current stakeholder process and to provide that if a motion to approve a request fails, the revision request shall be deemed rejected by the body considering it and subject to appeal, unless at the same meeting that body later votes to recommend approval, remand, or refer the revision request. Changes were made to bring consistency between the NOGRR process, where applicable; remove arbitrary or conflicting timelines; clarify commenting process; expand on a revision request being deemed rejected to include email voting for the Reliability and Operations Subcommittee (ROS) and Technical Advisory Committee (TAC); and include formatting and administrative changes. |
03/19/2010 | ERCOT | No | 1.3 | Approved | ||
| NOGRR037 | Synchronization with OGRR217, Relay Misoperation Report Format Change | This Nodal Operating Guide Revision Request (NOGRR) changes the format for reporting yearly relay misoperations from a report format to a data format. | 03/24/2010 | Glenn Hargrave on behalf of System Protection Working Group (SPWG) | No | 8, Attachment B | Approved | ||
| NOGRR038 | Synchronization with OGRR243, Disturbance Monitoring Requirements Clarification | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with OGRR243 by changing data recording and reporting requirements for equipment operating at 100kV or above at Facilities where fault recording equipment is required. | 03/26/2010 | SPWG | No | 6.1.2.3, 6.1.2.4 | Approved | ||
| NOGRR039 | Synchronization of Section 1 with Nodal Protocols | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Nodal Protocols by adding additional detail to Nodal Operating Guide sections that are referenced in the Nodal Protocols as well as eliminating conflicts and redundancies between the Nodal Operating Guides and Nodal Protocols. This NOGRR also proposes non-substantive administrative changes, such as correcting acronym and defined term usage. These are shown below with the author “ERCOT Market Rules.” |
05/10/2010 | NOGRRTF | No | 1.1, 1.2, 1.4, 1.5.1, 1.5.3 | Approved | ||
| NOGRR040 | Administrative Changes for June 1, 2010 Nodal Operating Guides | This Administrative Nodal Operating Guide Revision Request (NOGRR) updates the ERCOT Load Shed Table for 2010. | 05/14/2010 | ERCOT | No | 4.5.3.4 | Approved | ||
| NOGRR041 | Synchronization of Section 2 with Nodal Protocols | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Nodal Protocols by adding additional detail to Nodal Operating Guide sections that are referenced in the Nodal Protocols as well as eliminating conflicts and redundancies between the Nodal Operating Guides and Nodal Protocols. This NOGRR also proposes non-substantive administrative changes, such as correcting acronym and defined term usage. These are shown below with the author “ERCOT Market Rules.” |
05/27/2010 | NOGRRTF | No | 2.1, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5, 2.2.7, 2.2.8, 2.3, 2.3.1, 2.3.1.1, 2.3.1.2, 2.3.2, 2.3.2.1, 2.3.3, 2.5, 2.5.1, 2.6.2, 2.7.1, 2.7.2, 2.7.3, 2.7.4.1, 2.7.4.3, 2.8, 2.8.1 | Approved | ||
| NOGRR042 | Synchronization of Section 3 with Nodal Protocols | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Nodal Protocols by adding additional detail to Nodal Operating Guide sections that are referenced in the Nodal Protocols as well as eliminating conflicts and redundancies between the Nodal Operating Guides and Nodal Protocols. This NOGRR also proposes non-substantive administrative changes, such as correcting acronym and defined term usage. These are shown below with the author “ERCOT Market Rules.” |
05/27/2010 | NOGRRTF | No | 3.2, 3.2.1, 3.2.2, 3.2.4, 3.3.1, 3.3.2.2, 3.3.2.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 3.9.1, 3.9.2, 3.9.3, 3.9.4, 9.3.6 | Approved | ||
| NOGRR043 | Synchronization with OGRR208,Voltage Ride-Through (VRT) Requirement | This Nodal Operating Guide Revision Request (NOGRR) relocates generator voltage requirements from Section 6, Disturbance Monitoring and System Protection, to Section 2, System Operation and Control Requirements, and establishes Voltage Ride-Through (VRT) requirements for Wind Generation Resources (WGRs) to synchronize with the zonal Operating Guides. Clarifications to Resource Entity responsibilities regarding reactive capability and communication of changes have also been made. |
06/04/2010 | Warren Lasher | No | 2.9, Voltage Ride-Through Requirements (new) 2.9.1, Additional Voltage Ride-Through Requirements for Wind Generation Resources (new) 3.3, Resource Entities 6.2.5.3.6, Automatic Under-Voltage Load Shedding (UVLS) Protection Systems | Approved | ||
| NOGRR044 | Clarification of a PSS In-Service and Improved Communication Process for Changes in PSS Status (formerly “Clarification of a PSS In-Service”) | This Nodal Operating Guide Revision Request (NOGRR) clarifies that a Power System Stabilizer (PSS) must be “On” and in an active MW range to be considered in service. This NOGRR also proposes language changes to improve the communication process for any change in PSS status. | 06/03/2010 | LCRA | No | 2.2.5, 2.2.6 | Approved | ||
| NOGRR045 | Synchronization of OGRR219, Time Error Correction | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guide with Operating Guide Revision Request (OGRR) 219, Time Error Correction, which removes the requirement that ERCOT perform time error corrections for accumulated time errors exceeding five seconds. | 06/10/2010 | ERCOT | No | 2.2.9.1 | Approved | ||
| NOGRR046 | Synchronization of Sections 4 and 5 with Nodal Protocols | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Nodal Protocols by adding additional detail to Nodal Operating Guide sections that are referenced in the Nodal Protocols as well as eliminating conflicts and redundancies between the Nodal Operating Guides and Nodal Protocols. This NOGRR also proposes non-substantive administrative changes, such as correcting acronym and defined term usage. These are shown with the author “ERCOT Market Rules.” |
06/11/2010 | NOGRRTF | No | 4.1, 4.2, 4.2.3, 4.2.4, 4.3, 4.3.1, 4.5.1, 4.5.3, 4.5.3.2, 4.5.3.3, 4.5.3.4, 5.1.1, 5.1.2, 5.1.3, 5.2, 5.5, 5.5, 5.5.1 | Approved | ||
| NOGRR047 | Synchronization of Sections 6 and 7 with Nodal Protocols | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Nodal Protocols by adding additional detail to Nodal Operating Guide sections that are referenced in the Nodal Protocols as well as eliminating conflicts and redundancies between the Nodal Operating Guides and Nodal Protocols. | 06/24/2010 | Brad Calhoun on behalf of the Nodal Operating Guide Review and Revision Task Force (NOGRRTF) | No | 6.1.1, 6.1.2.2, 6.1.2.4, 6.1.2.5, 6.1.4, 6.2.1, 6.2.2, 6.2.3, ies 6.2.5.1.1, 6.2.5.1.2, 6.2.5.1.3, 6.2.5.1.4, 6.2.5.1.5, 6.2.5.2.1, 6.2.5.2.2, 6.2.5.2.3, 6.2.5.2.4, 6.2.5.2.8, 6.2.5.3.1, 6.2.5.3.2, 6.2.5.3.4, 6.2.5.3.5, 6.2.5.3.6, 7.1, 7.3, 7.3.4 | Approved | ||
| NOGRR048 | Synchronization with OGRR240, CREZ Facility Protection and Control Requirements | This Nodal Operating Guide Revision Request (NOGRR) provides more stringent protection and control requirements for all new Competitive Renewable Energy Zone (CREZ) 345 kV Facilities. | 07/23/2010 | AEPSC | Yes | 6.2.1, 6.2.1.2, 6.2.4, 6.2.5.1.1, 6.2.5.1.3, 6.2.5.1.5, 6.2.5.2.1, 6.2.5.2.2, 6.2.5.2.3, 6.2.5.2.6, 6.2.5.2.7, 6.2.5.2.8, 6.2.5.3.1, 6.2.5.3.2, 6.2.5.3.3, 6.2.5.3.6, 7.1.2 | Approved | ||
| NOGRR049 | Alignment with NERC Reliability Standard PRC-001-1, System Protection Coordination | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the North American Electric Reliability Corporation (NERC) Reliability Standards, specifically PRC-001-1, System Protection Requirements, Section B. Requirements, R2.2. | 08/06/2010 | SPWG | No | 6.2.4 | Approved | ||
| NOGRR050 | Resolution of Reporting Issues Related to NPRR219 | This Nodal Operating Guide Revision Request (NOGRR) proposes revisions to remove the requirement for ERCOT to produce several reports related to Outage Scheduling from the current Nodal Operating Guide and proposes inserting those requirements as grey-box language until such time ERCOT Systems can be changed to include only the Transmission Service Provider’s (TSP’s) Outages in the reports. | 08/11/2010 | DeAnn Walker on behalf of CenterPoint Energy | Yes | 9.2.3 | Approved | ||
| NOGRR051 | Synchronization with OGRR192 and OGRR238 | This Nodal Operating Guide Revision Request synchronizes the Nodal Operating Guides with two approved Operating Guide Revision Requests (OGRRs), OGRR192, Combustion Turbine Governor Performance Test Forms and OGRR238, WGR Primary Frequency Response. This Nodal Operating Guide Revision Request (NOGRR) adds new governor performance and Wind-powered Generation Resource (WGR) primary frequency response testing procedures. | 08/17/2010 | ERCOT | Yes | 2.2.7, 2.3, 8C | Approved | ||
| NOGRR052 | Conductor/Transformer Transmission Facility Rating | This NOGRR adds the Conductor/Transformer rating normally used as Rate C in the Annual Planning Models as a fourth Transmission facility rating required to be provided by Transmission Service Providers (TSPs). | 09/09/2010 | ERCOT | No | 3.9.4 | Approved | ||
| NOGRR053 | Synchronization with OGRR226, Generation Resource Response Time Requirement | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with the Operating Guide by adding language specified for Resource response times for certain directed and automatic actions. | 09/15/2010 | Frank Owens on behalf of the Operations Working Group (OWG) | Yes | 2.2.10 | Approved | ||
| NOGRR054 | Change in Facilitator for the Annual Operations Training Seminar | This Nodal Operating Guide Revision Request (NOGRR) changes the responsibility of the annual Operations Training Seminar from the Texas Reliability Entity (TRE) to ERCOT. | 12/21/2010 | CenterPoint Energy | No | 1.5.3 | Approved | ||
| NOGRR055 | Deletion of an Invalid Reference to a Non-Existent NERC Term | This Nodal Operating Guide Revision Request (NOGRR) removes an invalid reference to a non-existent North American Electric Reliability Corporation (NERC) term. | 12/21/2010 | ERCOT | No | 2.2.8 | Approved | ||
| NOGRR056 | Synchronization with NPRR291, Reduce the Comment Period for NPRRs and SCRs | This Nodal Operating Guide Revision Request (NOGRR) reduces the comment period for NOGRRs from 21 days to 14 days and removes the requirement for the comment period to end at least three Business Days prior to the next regularly scheduled Operations Working Group (OWG) meeting. | 12/27/2010 | ERCOT | No | 1.3.4.3 | Approved | ||
| NOGRR057 | Daily Report Containing Loss of Generation Greater than 450 MW | This Nodal Operating Guide Revision Request (NOGRR) adds a requirement for ERCOT to post loss of generation greater than 450 MW. | 01/06/2011 | LCRA | Yes | 9.4.3 | Approved | ||
| NOGRR058 | Deletion of Section 5, Planning | This Nodal Operating Guide Revision Request (NOGRR) deletes Section 5 from the Nodal Operating Guide, which is being relocated to Section 5 of the Planning Guide via PGRR005, New Planning Guide Section 5, Planning Criteria. | 01/18/2011 | Rob Lane on behalf of the Planning Working Group (PLWG) | No | Section 5 (delete) | Approved | ||
| NOGRR059 | Administrative Changes for March 1, 2011 Nodal Operating Guides | This Administrative Nodal Operating Guide Revision Request (NOGRR) updates Protocol references in the Nodal Operating Guides. | 02/01/2011 | ERCOT | No | 2.3.1.2 | Approved | ||
| NOGRR060 | Updating the Term Resource Plan to Current Operating Plan | This Nodal Operating Guide Revision Request (NOGRR) replaces the term “Resource Plan” with the term“Current Operating Plan” in the instance where the change in terminology was not previously made. | 02/01/2011 | Luminant Energy | No | 4.5.3.2 | Approved | ||
| NOGRR061 | Posting Requirement for Hydro-Responsive Testing | This Nodal Operating Guide Revision Request (NOGRR) changes the requirement for ERCOT to post a monthly report for hydro-responsive testing to a seasonal report, aligning the Nodal Operating Guides with the Protocols. | 02/04/2011 | ERCOT | No | 9.4.1 | Approved | ||
| NOGRR062 | Require Voltage Ride-Through Capability for IRRs | This Nodal Operating Guide Revision Request (NOGRR) proposes a requirement for Voltage Ride-Through (VRT) capability for new IRRs | 03/03/2011 | ERCOT | Yes | 2.9.1 | Approved | ||
| NOGRR063 | Additional Method for Submitting Back-up Control Plans | This Nodal Operating Guide Revision Request (NOGRR) provides for an additional method of submitting back-up control plans. | 03/04/2011 | ERCOT | No | 3.2.1, 3.7 | Approved | ||
| NOGRR064 | QSE Acknowledgement of VSS Dispatch Instructions | This Nodal Operating Guide Revision Request (NOGRR) revises language in Section 2.7.4.1 to be consistent with paragraph (3) of Section 2.2.10, Generation Resource Response Time Requirements. Section 2.7.4.1 requires Qualified Scheduling Entities (QSEs) to respond within two minutes of receipt of a Dispatch Instruction from ERCOT for Voltage Support Service (VSS) while paragraph (3) of Section 2.2.10 requires a response within five minutes. | 03/08/2011 | Luminant Energy | No | 2.7.4.1 | Approved | ||
| NOGRR066 | ERCOT WAN Connection Termination Requirement | This Nodal Operating Guide Revision Request (NOGRR) deletes the requirement to terminate the Wide Area Network (WAN) connection at the Market Participant’s control center. | 03/09/2011 | Luminant Energy | No | 7.1.2 | Approved | ||
| NOGRR067 | Review and Analysis of Turbine Speed Governor Performance | This Nodal Operating Guide Revision Request (NOGRR) provides a clearer explanation of the review and analysis performed by a Qualified Scheduling Entity (QSE) related to turbine speed Governor performance during periods of ERCOT System frequency deviations. It also changes the term "frequency deviations" to "frequency disturbance events" consistent with the scope of the Performance Disturbance Compliance Working Group (PDCWG). |
03/10/2011 | Luminant | No | 2.2.7 | Approved | ||
| NOGRR068 | Hydro-Responsive Reserve | This Nodal Operating Guide Revision Request (NOGRR) adds frequency requirement for the deployment of synchronous condenser fast response service to the Nodal Operating Guide. | 03/31/2011 | ERCOT | Yes | 2.3.1.1, 2.3.1.2 | Approved | ||
| NOGRR069 | Relay Misoperation Reporting Changes for Consistency with ERO-RAPA Proposal | This Nodal Operating Guide Revision Request (NOGRR) updates ERCOT’s requirements for relay misoperation reporting in order to be consistent with NERC’s ERO-RAPA proposal for quarterly reporting. Changes to Section 6.2.3 govern the events that qualify as a relay misoperation while the changes to Section 8, Attachment B, govern what data must be submitted in the event of a relay misoperation. | 04/06/2011 | SPWG | Yes | 6.2.1, 6.2.3, 8B | Approved | ||
| NOGRR070 | Synchronization with NPRR356, EEA Changes Related to Dispatch Instructions and BLTs | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with Nodal Protocol Revision Request (NPRR) 356, EEA Changes Related to Dispatch Instructions and BLTs, which was approved by the ERCOT Board on August 16, 2011; and which changes the need to issue Dispatch Instructions to suspend any ongoing ERCOT-required generating unit or Resource performance testing and moves the requirement to inquire about the availability of Block Load Transfers (BLTs) from Energy Emergency Alert (EEA) Level 2A to EEA Level 2B. | 05/04/2011 | ERCOT | No | 4.5.3.1, 4.5.3.2, 4.5.3.3 | Approved | ||
| NOGRR071 | Synchronization with NPRR362, Changes to PRC Calculation | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with Nodal Protocol Revision Request (NPRR) 362, Changes to PRC Calculation, which proposes to properly reflect the current Responsive Reserve (RRS) which is supplied from Load Resources into the PRC calculation. NPRR362 also deletes the method for calculating the PRC from Energy Emergency Alert (EEA) Levels 1 and 2. | 05/04/2011 | ERCOT | No | 4.5.3.3 | Approved | ||
| NOGRR072 | Administrative Changes for June 1, 2011 Nodal Operating Guides | This Administrative Nodal Operating Guide Revision Request (NOGRR) updates the ERCOT Load Shed Table for 2011. | 05/16/2011 | ERCOT | No | 4.5.3.4 | Approved | ||
| NOGRR074 | Clarified Responsible Entities for Reporting Sabotage Information to NERC | This Nodal Operating Guide Revision Request (NOGRR) adds Entities responsible for notifying North American Electric Reliability Corporation (NERC) or other governmental agencies of a threat of sabotage. | 05/18/2011 | Frank Owens on Behalf of the Nodal Protocol and Guides Resolution Task Force (NPGRTF) | No | 3.7.3, 3.7.4, 3.8 | Approved | ||
| NOGRR076 | Synchronization with NPRR298 and New Format for Black Start Plans | This Nodal Operating Guide Revision Request (NOGRR): · Synchronizes the Nodal Operating Guides with Nodal Protocol Revision Request (NPRR) 298, New Definitions Related to Black Start and Clarification to the Hourly Standby Fee Payments for Black Start Resources (formerly “New Definitions Related to Black Start”), which introduced new black start terminology and corrected the acronym related to the Hourly Standby Fee Payment. NPRR298 was approved by the ERCOT Board on April 19, 2011. · Introduces new black start terminology to the Nodal Operating Guides; · Creates a requirement for all Transmission Operators (TOs) to submit their Black Start Plans to ERCOT by November 1 of each year; and Introduces a template for Black Start Plans to the Nodal Operating Guides. |
07/05/2011 | Black Start Working Group (BSWG) | No | 1.4, 1.5.1, 2.3, 4.3, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 4.6.5, 8A, 8E (new) | Approved | ||
| NOGRR077 | Synchronization with NPRR379, EILS Dispatch Sequence and Performance Criteria Upgrades | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with Nodal Protocol Revision Request (NPRR) 379, EILS Dispatch Sequence and Performance Criteria Upgrades, which provides ERCOT Operators with enhanced flexibility for managing grid conditions during an Energy Emergency Alert (EEA) by requiring dispatch of EILS prior to or in conjunction with dispatch of Load Resources providing Responsive Reserve (RRS) in EEA Level 2. | 07/05/2011 | ERCOT | No | 4.5.3.3 | Approved | ||
| NOGRR079 | Administrative Changes for the October 1, 2011 Nodal Operating Guides | This Administrative Nodal Operating Guide Revision Request (NOGRR) updates the Nodal Operating Guides to reflect the name change of Texas Regional Entity (TRE) to Texas Reliability Entity (Texas RE). | 09/12/2011 | ERCOT | No | 1.3.1, 1.3.2, 1.3.3, 1.3.4.3, 1.3.4.4, 1.3.4.12, 1.5.4, 2.2.8, 2.7.4.1, 3.7.2, 6.2.2, 9.1.8, 9.3.1 | Approved | ||
| NOGRR080 | Inadvertent Interchange and Inadvertent Energy Clarification | This Nodal Operating Guide Revision Request (NOGRR) modifies language in Sections 1.4 and 2.8.1 related to inadvertent energy. | 09/21/2011 | Frank Owens on behalf of Nodal Protocol and Guides Resolution Task Force (NPGRTF) | No | 1.4, 2.8.1 | Approved | ||
| NOGRR081 | Synchronization with NPRR374, Modification of SCR Process and Urgency Requirements | This Nodal Operating Guide Revision Request (NOGRR) aligns the Nodal Operating Guides with changes proposed by Nodal Protocol Revision Request (NPRR) 374, which modified the requirements for Urgency. | 10/04/2011 | ERCOT | No | 1.3.5 | Approved | ||
| NOGRR082 | Synchronization with NPRR258 and Alignment of Primary Frequency Response Test Procedures | This Nodal Operating Guide Revision Request (NOGRR) synchronizes the Nodal Operating Guides with Nodal Protocol Revision Request (NPRR) 258, Synchronization with PRR824 and PRR833 and Additional Clarifications, and revises the frequency response test procedure to be applicable to Intermittent Renewable Resources (IRRs). | 10/07/2011 | ERCOT | Yes | 8C | Approved | ||
| NOGRR083 | Removal of Reporting Requirements for Vegetation-Related Line Outages | This Nodal Operating Guide Revision Request (NOGRR) deletes Section 3.7.2. | 10/10/2011 | OWG | No | 3.7.2, 3.7.3, 3.7.4 | Approved | ||
| NOGRR084 | Daily Grid Operations Summary Report | This Nodal Operating Guide Revision Request (NOGRR) creates a summary level report of daily operational information to be posted on the Market Information System (MIS) Public Area. | 10/27/2011 | Jackie Ashbaugh on behalf of the MIS User Group | No | 9.3.10 (new) | Approved | ||
| NOGRR085 | Replace TML References with MIS | This Nodal Operating Guide Revision Request (NOGRR) updates the Nodal Operating Guide to replace references to the Texas Market Link (TML) with the appropriate Market Information System (MIS) location. | 11/01/2011 | ERCOT | No | 9.1.6 | Approved | ||
| NOGRR087 | Reinsertion of Network Operations Modeling Requirements | This NOGRR reinserts a portion of the Nodal Operating Guide that was inadvertently deleted. | 11/30/2011 | Planning Working Group (PLWG) | Yes | 5, 5.1 | Approved | ||
| NOGRR090 | Change in Entity Responsible for Reporting Participation in Severe Weather Drills | This Nodal Operating Guide Revision Request (NOGRR) changes the Entity responsible for reporting participation in the severe weather drill from the Texas Reliability Entity (Texas RE) to ERCOT. | 01/10/2012 | Operations Working Group (OWG) | No | 1.5.4 | Approved |