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The Texas Nodal Market

The Texas Nodal Market. Trip Doggett ERCOT Interim President and Chief Executive Officer Mike Cleary ERCOT Chief Technology Officer Executive Briefing 28 January 2010. Agenda. Program Status 2010 Market Trials Market Readiness Market Trial Engagement Questions.

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The Texas Nodal Market

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  1. The Texas Nodal Market Trip Doggett ERCOT Interim President and Chief Executive Officer Mike Cleary ERCOT Chief Technology Officer Executive Briefing 28 January 2010

  2. Agenda • Program Status • 2010 Market Trials • Market Readiness • Market Trial Engagement • Questions NATF - Executive Briefing

  3. Objectives For This Session • Dec 1st is Go-Live • Risk of discrepancies between protocols and systems & processes • Functionality is in place • Risk always exists between how the system works in the market and the written protocols • Expect various reactions from your people • Transparency NATF - Executive Briefing

  4. 307 Days to Go-Live 0 Items Impacting Go-Live Date • Market Trials 2.1: Market Connectivity • On Schedule • 160 of 292 QSEs Qualified for MMS transaction submittal • 64 / 114 QSEs w/ Resources • 79 % of Generation Qualified • Window Closes for Qualification on Aug 13th • Market Trials 3.0: Congestion Revenue Rights (CRR ) • Started Jan 4th • 41 of 78 CRRAH Qualified to date • First Monthly Auction for March begins on February 12th • CRR allocation starts on Feb 1st • Market Trials 3.0: Real Time Markets / Outage Scheduler • Starting Feb 1st • Metrics: • Outage Scheduler Qualification Tracking to be added 2/5/2010 • LMP Trending and Reasonableness to be added 2/10/2010 • Outage Scheduler Qualifications will continue through March 30th NATF - Executive Briefing

  5. 307 Days to Go-Live 0 Items Impacting Go-Live Date • Market Trials 4.0: DAM/RUC • Starting Thursday Apr 1st, for Operating Day Friday April 2nd • On Schedule • Submission Qualifications underway in Market Trials 2.1 • Market Trials 5.0: Full Functionality • Starting May 17th • 2 Week Slippage • Mitigation plan in place to pull back on track • Overtime and budget monitoring • Market Readiness • 26 of 36 outreach sessions completed NATF - Executive Briefing

  6. Integrated Nodal Timeline NATF - Executive Briefing

  7. Nodal Defects Trends - High Priority (Must Fix Before Go-Live) 1Q2010 Real-Time Telemetry (1-day response time) Real-Time Submissions (across the 7 day week) Network Model Confirmation Quality/realistic data (daily offers) 2Q2010 Load Frequency Control (2-hour nodal grid frequency control May) 24x7 monitoring Day-Ahead Market & Reliability Unit Commitment (2-5 days a week) Settlement Trials Improved Data Quality (bids/offers) 3Q2010 Proving Readiness Final system tests and scenarios 48-hr LFC Test (48-hour grid control) 168-hour Test (Board approval) Final Market Participant Qualification (Window closes Aug 13th) 4Q2010 Go-Live Sequence Board Approved Go-Live Sequence Parallel Operations: Network Modeling and Outages Execute/Settle CRR Auction for December November- Operational production activities sequencing into go-live (eg Load Forecasting and Resource Offers) Dec 1 Go-Live Parallel zonal/nodal 30-days NATF - Executive Briefing

  8. Market Trials Participation • Qualification is mandatory • Qualification window closes on Aug 13th • Market Participants will provide all Nodal ICCP data feeds on a continuous basis and will provide all SCED-specific market submission items on a daily basis • Three-Part Supply Offers, Output Schedules, and Incremental/Decremental (Inc/Dec) Offers • Quality Bid/Offer submissions are a necessity • ERCOT will not be scripting bid and offers for each QSE • High Participation in the DAM market will help test the system • Errors will be found • Critical errors will be fixed before Go-Live • Non-Critical errors will be moved to the parking deck NATF - Executive Briefing

  9. Next Steps • Continue to review metric status online: http://scorecard.ercot.com/ • Feel free to reach out to Trip or Mike with questions or issues NATF - Executive Briefing

  10. Received Questions 1. How about the proposal to do only 2-week updates of NMMS? Why would it be workable? What is a pseudo-switch and how would it operate? 2. How about that unscheduled outage of NMMS last Friday? Cause? Any data lost? Lessons learned? 3. Have we determined any workarounds necessary for scheduled go-live? Will we have the opportunity to weigh in on feasibility and side-effects of workarounds prior to use of them? NATF - Executive Briefing

  11. Question Topics • Service Level Agreements • Defect Status • Credit Management • Data Quality • System Performance • Robustness of Functionality • Outages and Testing Support Windows • Others? NATF - Executive Briefing

  12. Nodal Program Risks & Issues NATF - Executive Briefing

  13. Nodal Program Risks & Issues NATF - Executive Briefing

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