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Meeting Summary - 03/10/2025 NOGRR245 Workshop II

Grid Monitor AI
03/10/2025

<div class="news-image-container"><img src="/storage/docs/2025/03/03-10-2025-WorkshopHero.png" /></div> <h3><a href="/sharing/?token=254496fb-55dd-4880-b6e3-71d739291beb">▶️</a>1 - Antitrust admonition</h3> <h3><a href="/sharing/?token=f3ea0bbb-f20d-4bd9-9336-2bbc700e2b16">▶️</a>2 - Review of Submission Process for INRs that do not have a Production Load Date</h3> <a href="/storage/docs/2025/03/ERCOT_NOGRR245_Workshop2_GIM_Template_Submission_Koepke.pdf">ERCOT_NOGRR245_Workshop2_GIM_Template_Submission_Koepke.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">There are two submission paths: DocuSign for resources with production load dates and RIOO for projects without.</li> <li style="font-weight: 400;" aria-level="1">The RIOO process is project-based and includes a downloadable GIM interconnection template for those seeking exemption or extension.</li> <li style="font-weight: 400;" aria-level="1">Projects in the interconnection queue do not need to respond unless they seek exemption or extension and meet specific criteria such as being a generation resource or energy storage resource.</li> <li style="font-weight: 400;" aria-level="1">Instructions for completing the RIOO submission include filling out a DOCX template and creating a ZIP file with all referenced documents for each project.</li> <li style="font-weight: 400;" aria-level="1">The deadline for the submission is by midnight on April 1, 2025.</li> <li style="font-weight: 400;" aria-level="1">There was an issue with DocuSign envelopes being sent to authorized or backup representatives; it should now be resolved.</li> <li style="font-weight: 400;" aria-level="1">Exemptions and extensions have a strict submission deadline; no extension to the April 1 deadline is available for the initial request submission.</li> <li style="font-weight: 400;" aria-level="1">ERCOT will review extension or exemption requests post-submission for completeness and accuracy.</li> </ul> <h3><a href="/sharing/?token=051e7755-c1a4-48e9-8a71-db7ef32f9da5">▶️</a>3 - Review of PGRR109 process and timeline</h3> <a href="/storage/docs/2025/03/Review-of-PGRR-109-Model-Review-Process_NOGRR245-Workshop_03102025.pdf">Review-of-PGRR-109-Model-Review-Process_NOGRR245-Workshop_03102025.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">ERCOT received questions on modification plans and next steps for maximizing unit capabilities.</li> <li style="font-weight: 400;" aria-level="1">Major modifications require the generation interconnection process; small modifications affecting dynamic response undergo PGRR109 model review.</li> <li style="font-weight: 400;" aria-level="1">PGRR109 ensures compliance with FAC-002-4 standards and addresses historically unacceptable IBR events.</li> <li style="font-weight: 400;" aria-level="1">Dynamic model submission is required before resource commissioning and after any changes.</li> <li style="font-weight: 400;" aria-level="1">For operations, modifications require following the PGRR109 model review process before field implementation.</li> <li style="font-weight: 400;" aria-level="1">Model performance is checked against quarterly stability assessment results.</li> <li style="font-weight: 400;" aria-level="1">Clarity sought on handling post-maximization model submissions and determining modification process timelines.</li> <li style="font-weight: 400;" aria-level="1">Projects must undergo the PGRR109 process if changes affect dynamic response, with final submissions due post-implementation.</li> <li style="font-weight: 400;" aria-level="1">Operation guide extensions require ERCOT review time allowances, with extensions requested if unable to meet deadlines.</li> <li style="font-weight: 400;" aria-level="1">Submissions for the April 1 deadline must include pre- and post-maximization models if seeking exemptions.</li> <li style="font-weight: 400;" aria-level="1">Discussion on model submission, extension requests, and coordination with TSP for dynamic stability studies.</li> </ul> <h3><a href="/sharing/?token=1be7e37b-2cd5-4094-a233-afb6d72c5fd9">▶️</a>4 - Overview of FAQs and additional Q&A</h3> <a href="/storage/docs/2025/03/2025-03-10-Ride-Through-Workshop_AAG-FINAL-.pdf">2025-03-10-Ride-Through-Workshop_AAG-FINAL-.pdf</a> <ul> <li style="font-weight: 400;" aria-level="1">ERCOT aims to accurately respond to questions but notes that official guides prevail over staff answers.</li> <li style="font-weight: 400;" aria-level="1">Questions are discussed jointly by a team and responded to through the NOGRR245 email.</li> <li style="font-weight: 400;" aria-level="1">Explanation of types of Wind Generating Resources (WGR) and their differences.</li> <li style="font-weight: 400;" aria-level="1">Importance of maximizing protection settings before considering exemptions.</li> <li style="font-weight: 400;" aria-level="1">Resources must comply with IEEE 2800-2022 recommendations.</li> <li style="font-weight: 400;" aria-level="1">Compromise reached on operating guides to enhance ride-through capabilities without costly upgrades.</li> <li style="font-weight: 400;" aria-level="1">Inquiries about meeting legacy and preferred requirements discussed extensively.</li> <li style="font-weight: 400;" aria-level="1">Clarification on simulation requirements and modeling expectations.</li> <li style="font-weight: 400;" aria-level="1">Issues around OEM-provided data were frequently raised.</li> <li style="font-weight: 400;" aria-level="1">Attestation by resource entities emphasized and the legal implications of submission accuracy highlighted.</li> <li style="font-weight: 400;" aria-level="1">Discussion on commissioning dates impacting compliance.</li> <li style="font-weight: 400;" aria-level="1">Clarification on information required by ERCOT and its importance.</li> <li style="font-weight: 400;" aria-level="1">Multiple questions on simulation and modeling for compliance answered.</li> <li style="font-weight: 400;" aria-level="1">Several resources discussed their concerns with compliance deadlines and criteria under the operating guides.</li> </ul> <h3><a href="/sharing/?token=c83c70cc-a87a-42db-8a27-6b9469cfceb5">▶️</a>5 - Adjourn</h3>