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October 29, 2015 Technical Advisory Committee (TAC) Update to RMS

October 29, 2015 Technical Advisory Committee (TAC) Update to RMS. Kathy Scott. ERCOT Board Update. All Revision Requests submitted to the Board by TAC were Board approved TAC Leadership discussed Joel Mickey’s (ERCOT’s) update to the Board concerning Interval SCEDs.

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October 29, 2015 Technical Advisory Committee (TAC) Update to RMS

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  1. October 29, 2015 Technical Advisory Committee (TAC) Update to RMS Kathy Scott TAC Update to RMS

  2. ERCOT Board Update • All Revision Requests submitted to the Board by TAC were Board approved • TAC Leadership discussed Joel Mickey’s (ERCOT’s) update to the Board concerning Interval SCEDs. • The Board was notified that the market is still working through these issues throughout the committee and subcommittee levels. ERCOT plans to provide a feasibility study to SAWG in December/January timeframe with a subsequent update to the ERCOT Board TAC Update to RMS

  3. PRS Initiatives and Votes • Nodal Protocol Revision Requests (NPRRs) • NPRR702, Flexible Accounts, Payment of Invoices and Disposition of Interest on Cash Collateral -- Unanimously Approved • NPRR708, Clarifying ERCOT Actions During Energy Emergency Alerts --- Approved with 2 Abstention • NPRR715, Clarification of Generator Modeling in the Market System – Unanimously Approved • NPRR716, Corrections to Aggregated Load and Participant Specific Generation Data Requirements – Unanimously Approved • NPRR726, Daily Network Operations Model PSS/E File Posting Modification - Unanimously Approved TAC Update to RMS

  4. PRS Initiatives and Votes • Nodal Protocol Revision Requests (NPRRs) • NPRR728, Removal of Language Related to NPRR484, Revisions to Congestion Revenue Rights Credit Calculations and Payments, and NPRR554, Clarification of Future Credit Exposure Calculation- Unanimously Approved • NPRR729, Clarification of Metering Requirements for Resources - Unanimously Approved • NPRR731, Changes to Annual Reporting Requirements for RUC Decommitment Payment Amounts - Unanimously Approved • NPRR732, Alignment of Verifiable Cost Language within Protocols Unanimously Approved with an Implementation date of 12/18/15 • NPRR733, Delete Expiration of Customer Load Data Protected Information Status - Unanimously Approved TAC Update to RMS

  5. PRS Initiatives and Votes • EMS Upgrade Project Timeline Update • http://www.ercot.com/content/wcm/key_documents_lists/77254/04._TAC_October_2015_EMS_v3.pptx • The EMS Upgrade is scheduled for go-live in May 2016. Key dates: • Close Loop Testing March – May 2016 • Cutover in late May 2016 • In general, revision requests that require EMS software changes to the legacy or new system need to be limited to urgent items only and have the following timelines: • Software migrations December 2015 • Go-live after July 2016 • Per ERCOT they will continue to look at IA(s) to see if they have an impact to the EMS project and the scheduled implementation timeline. TAC Update to RMS

  6. Tabled and/or Withdrawn Revisions • Request Previously Tabled at TAC (Possible Vote): • LPGRR055, Extend Load Profile Model Calendar Inputs to 2030 • Additional comments are forthcoming from the Profile Working Group (PWG). Since COPS doesn’t meet in November, therefore, TAC may not see the additional comments until the December TAC meeting. • Continued to be “Tabled” awaiting COPS/PWG’s comments and recommendations TAC Update to RMS

  7. WMS Initiatives and Votes: • Wholesale Market Subcommittee (ROS) • http://www.ercot.com/content/wcm/key_documents_lists/77254/06._WMS_Report.zip • http://www.ercot.com/content/wcm/key_documents_lists/77254/06._WMS_update_2015_10_29.ppt.pdf • VCMRR010, Alignment with NPRR714, Real-Time Make-Whole Payment for Exceptional Fuel Cost (Vote) Unanimously Approved • VCMRR011, Timeline for Reviewing Resources Verifiable Costs for Five Year Updates (Vote) Unanimously Approved with Austin Energy’s comments • Loads in SCED: LMP Minus G (Discussion) • WMS requesting guidance from TAC members on LMP Minus G. Next month’s TAC agenda may include a Policy vote on this item. TAC Update to RMS

  8. ROS Initiatives and Votes: • Reliability Operations Subcommittee (ROS) • http://www.ercot.com/content/wcm/key_documents_lists/77254/09._ROS_Report.zip • Confirmation of ROS Leadership (Vote) • Chair: Alan Bern, Oncor Electric Delivery • Vice Chair: Mark Soutter, Invenergy Energy Management • New ROS Leadership Unanimously Approved • Revised ROS Procedures (Vote)http://www.ercot.com/content/wcm/key_documents_lists/77254/09._ROS_Procedures.Proposed_Revisions_ROS_20151008.doc • Structural Review suggested changes pertaining to Working Group and Taskforces reporting to ROS and these changes addresses those recommendations. • Unanimously Approved TAC Update to RMS

  9. ROS Initiatives and Votes: • Reliability Operations Subcommittee (ROS) • http://www.ercot.com/content/wcm/key_documents_lists/77254/09._ROS_Report.zip • RRGRR008, Alignment with NPRR705, Provides Consistency for References to the End Date of the Generation Interconnection Process (Vote) – “Tabled” at TAC awaiting NPRR705 Approval at PRS, TAC and Board • NOGRR145, Alignment with NPRR705, Provides Consistency for References to the End Date of the Generation Interconnection Process (Vote)- “Tabled” at TAC awaiting NPRR705 Approval at PRS, TAC and Board • NOGRR146, Clarifying ERCOT Actions During Energy Emergency Alerts – “Tabled” at TAC awaiting NPRR708 Approval at the December Board meeting. TAC Update to RMS

  10. RMS/COPS Initiatives and Votes • Retail Market Subcommittee (RMS) Update • http://www.ercot.com/content/wcm/key_documents_lists/77254/07._RMS_Update_to_TAC_10_29_15.ppt • Commercial Operations Subcommittee (COPS) • http://www.ercot.com/content/wcm/key_documents_lists/77254/08._COPS_Report.zip • http://www.ercot.com/content/wcm/key_documents_lists/77254/08._COPS_UPDATE_TO_TAC_102915_v2.ppt • COPMGRR040, Alignment with NPRR719, Removal of Trigger and Requirement to Reduce the Distributed Generation (DG) Registration Threshold (Vote)- “Tabled” at TAC awaiting NPRR719Approval at PRS, TAC and the Board. TAC Update to RMS

  11. 2016 Ancillary Services Methodology (Vote) • http://www.ercot.com/content/wcm/key_documents_lists/77254/10._2016_AS_Methodology.zip • A lot of discussion concerning non-spin and regulation requirements that were proposed by ERCOT. • This voting item required two Roll Call Votes: • Motion to Amend Percentiles proposed by ERCOT: • Roll Call Vote (8 Yes) (19 No) (3 Abstention)- Motion Failed • Motion to Approve as Recommended by ERCOT: • Roll Call Vote (26 Yes) (2 No) (2 Abstentions) – Motion Carried TAC Update to RMS

  12. DREAM Taskforce Update • Distributed Resource Energy and Ancillaries Market Taskforce (DREAM) • DREAM October 26, 2015 focused on: • Definitions, • Interconnection Procedures was provided by Oncor, • Interconnection Handbook Review and Discussion, • Reviewed and Discussed PG&E Interconnection Processes • Red-line of the Interconnection Handbook / Defining the process for a DER heavy Option • http://www.ercot.com/calendar/2015/10/26/75693-DREAMTF TAC Update to RMS

  13. Ancillary Services Re-design Update • FAS (NPRR 667) • Brattle CBA Power Point document expected to be posted on or around November 2nd and CBA Workshop has already been scheduled on November 9th at ERCOT Met Cent for market discussions and/or comments. • Following the November 9th discussions the full and final report is expected from Brattle the middle of December. • Market Participants can provide their comments to the full report during the January/February 2016 timelines. • ERCOT is currently awaiting the CBA to be completed before they file their comments to NPRR667 • http://www.ercot.com/calendar/2015/11/9/73769-FAST TAC Update to RMS

  14. Operations, Planning and IT Report • Summary of Clean Power Plan Report • http://www.ercot.com/content/wcm/key_documents_lists/77254/13._ERCOT_Analysis_of_the_Clean_Power_Plan_TAC_10.29.15.pdf • TAC Leadership referred this discussion to the Wholesale Market Subcommittee (WMS) due to outstanding issues that still need to be resolved. TAC Update to RMS

  15. Other Business • Revisions to TAC Procedures (Vote) • Includes process for Taskforces or Working Groups reporting directly to TAC. “TAC subcommittee (or TAC if the working group or taskforce reports directly to TAC)” • Unanimously Approved as submitted to TAC. These changes will be submitted to the Board during their December meeting. • http://www.ercot.com/content/wcm/key_documents_lists/77254/14._TAC_Procedures_20151029_edits.docx • Discussion of 10/9/15 PUCT Open Meeting Action Items • ERCOT provided the August 13th ORDC presentation to TAC, Commissioner’s comments/memo was on ORDC and their action item during the 10/9/15 open meeting were on Multiple Interval SCED. • WMS was assigned the ORDC action item: • http://www.ercot.com/content/wcm/key_documents_lists/77254/14._08132015_Analysis_of_PRC_Vs_ORDC.pptx • ERCOT was assigned the Multiple Interval SCED action item. Per Kenan (ERCOT) there isn’t a short term solution for Multiple Interval SCED. TAC Update to RMS

  16. Questions? TAC update to RMS

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