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TAC Update Trip - June 3, 2004

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This update covers the Cost Benefit Study, ERCOT Protocol Development, May 10 and 14 Votes, Board Decisions on May 18, and Dr. Frank Wolak's comments.

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TAC Update Trip - June 3, 2004

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  1. TAC Update Trip Doggett Facilitator, Texas Nodal Team June 3, 2004

  2. Agenda • Cost Benefit Study Update • ERCOT Protocol Development • Results of May 10 Votes • Results of May 14 Votes • Board Decisions on May 18 • Dr. Frank Wolak’s Comments

  3. Cost Benefit Study Update • TCA has begun populating GEMAPS to conduct the LMP price forecasting. • TNT reviewed Assumptions Memo at Apr 26 Meeting • Assumptions were frozen on May 7 • Next meeting, on June 2, will focus on: • identifying backcasting data requirements, • discussing transition cost study approach

  4. ERCOT Protocol Development • Drafts to stakeholders on June 4 • Start 1st Round of Review July 6 • Proposed meeting dates are on ERCOT calendar • Attempted to avoid TAC, WMS, PRS, RMS • Attempted to leave one open day per week • Start 2nd Round of Review August 16 • Review by Section • Comments due approximately 3 days prior to discussion, ERCOT staff to consolidate comments and distribute 2 days prior to discussion

  5. May 10 Voting

  6. May 10 Voting (cont.)

  7. May 10 Voting (cont.)

  8. May 10 Voting (cont.)

  9. May 10 Voting (cont.)

  10. May 10 Voting (cont.)

  11. May 10 Voting (cont.)

  12. May 10 Voting (cont.)

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  14. May 10 Voting (cont.)

  15. May 10 Voting (cont.)

  16. May 10 Voting (cont.)

  17. May 10 Voting (cont.)

  18. May 10 Voting (cont.)

  19. May 14 Voting

  20. May 14 Voting (cont.)

  21. May 14 Voting (cont.)

  22. May 14 Voting (cont.)

  23. Board Decisions – May 18 • The Board approved the Texas Nodal Market Design elements defined in the following TNT approved white papers: • Transmission Planning • Fidelity Requirements for Transmission Planning Models • Load Participation • Emergency Operations • Performance Monitoring • System Migration Principles • The Board approved the Texas Nodal Market Design elements defined by the following topics added to white papers previously approved by the Board: • RMR in Day Ahead Energy Market – Enhanced Hybrid (E-HDAM) • RMR in Day-Ahead Reliability Unit Commitment (RUC) • RMR in Hour-Ahead RUC • Congestion Management Concepts • Telemetry Addendum to Fidelity Requirements for Transmission Operations • The Board approved the Texas Nodal Market Design elements defined in the May 14, 2004 revision of the Market Mitigation whitepaper.

  24. Dr. Frank Wolak’s Comments • Dr. Wolak attended our May 26 Meeting • Reviewed four major areas where the TNT market design differs from nodal markets elsewhere in the US • Local Market Power Mitigation • Reliability Unit Commitment • Ancillary Services Procurement and Use • CRR Allocation Process • Other questions on • CRR Mitigation Rules • Ex post pricing • Renewable Resource scheduling • We plan to discuss his issues further during our June 7 meeting

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