Wholesale Market Subcommittee (WMS) Meeting

    April 12, 2013
    9:30 AM - 3:30 PM
    ERCOT Austin Room 206
    7620 Metro Center Dr.
    Austin, TX 78744
    Teleconference: 1-877-668-4493
    Meeting number: 296 774 299
    Meeting password: WMS123!!!



    Antitrust Admonition


    S. Cochran

    9:30 a.m.


    Approval of March 13, 2013 Meeting Minutes (Vote)


    S. Cochran

    9:35 a.m.


    ERCOT Technical Advisory Committee (TAC) and Public Utility Commission of Texas (PUCT) Updates


    S. Cochran

    9:40 a.m.


    ERCOT Operations and Market Items:

    • Report: RUC Make-Whole Payments for Resources with PPAs
    • Non-Spinning Reserve Service (Non-Spin) Ancillary Service Protocol
    • System-Wide Offer Cap and Scarcity Pricing Mechanism Methodology (Vote)
    • Methodology for Setting the Shadow Price Caps and Power Balance Penalties in Security-Constrained Economic Dispatch (Vote)


    I. Gonzalez


    M. Mereness


    R. Surendran

    9:45 a.m.



    Revision Requests Referred by PRS

    • NPRR514, Seasonal Generation Resource (Vote)
    • NPRR528, Clarification of Assessment of Chronic Congestion (Vote)
    • NPRR529, Congestion Management Plan (Vote)

    S. Cochran

    10:15 a.m.


    NPRR530, Transfers of Specific NOIEs Within a NOIE Load Zone to a Competitive Load Zone (Vote)

    S. Cochran


    10:30 a.m.



    Dynamic Line Ratings in West Texas

    C. Thompson

    10:45 a.m.



    Generation Adequacy Task Force (GATF)

    • GATF Consensus Recommendation Concerning Loss of Load Probability (LOLP) Study and Reserve Margin
    • Update on GATF Review of All Capacity, Demand Reserve (CDR) Report Inputs
    • Recommendation of Reserve Margin (Vote)

    A. Pieniazek

    11:00 a.m.






    11:45 a.m.


    Resource Cost Working Group (RCWG)

    • General Update
    • Long Term Fuel Cost Solution for Fuel Adder (Vote)
    • NPRR511, Correction to Emergency Energy Settlement Language (Vote)
    • Verifiable Cost Manual - Incorporation of NPRR511 (Vote)

    B. Hellinghausen


    12:45 p.m.



    Emerging Technologies Working Group

    • Draft NPRR, Wholesale Storage Load Definition (Vote)
    • Update re Fast Responsive Reserve Service Pilot

    M. Bruce

    1:00 p.m.


    Resource Adequacy Task Force (RATF)

    • RATF Scope (Vote)
    • Back Cast of Interim Solution: Public Utility Commission of Texas (PUCT), Commission Proceeding to Ensure Resource Adequacy in Texas, Project No. 40000,  Whitepaper

    R. Stephenson

    1:30 p.m.



    Congestion Management Working Group (CMWG)

    • General Update
    • Congestion Revenue Rights (CRR) Rolling Auction Implementation Update
    • Other Binding Document (OBD) for NPRR520, Real-Time Mitigation Rules and Creation of a Real-Time Constraint Competitiveness Test  (Vote)
    • Whitepaper on PCRRs related to NPRR533, Clarification of PCRR Eligibility Requirements
    • Update on Design of Report Content re NPRR503, Removal of Language Related to NPRR219

    M. Wagner






    1:45 p.m.



    Demand Side Working Group (DSWG)

    • General Update
    • NPRR522, Adjustment of Demand Response Performance for T&D Losses (Vote)
    • Draft NPRR, ERS Deployment Limit (Vote)
    • Draft NPRR, ERS Clearing Price (Vote)
    • Emergency Reserve Service (ERS) Weather-Sensitive Loads
      • Pilot Update
      • April 5, 2013 Workshop Update

    T. Carter

    2:15 p.m.



    Market Credit Working Group (MCWG)

    • General Update
    • NPRR519, Exemption of ERS-Only QSEs from Collateral and Capitalization Requirements (Vote)
    • Update re Day Ahead Market (DAM) Collateral Parameters Process

    T. Egan

    2:45 p.m.




    QSE Managers Working Group (QMWG)

    • NPRR491, Updated Distributed Generation and Demand Response Information for ERCOT (Vote)
    • Recommendation for Business Case - NPRR515, Day-Ahead Market Self-Commitment of Generation Resources (Vote)
    • Recommendation to PRS re NPRR524, Resource Limits in Providing Ancillary Service (Vote)
    • Recommendation to PRS re NPRR527, Required Combined Cycle Telemetry for Operational Awareness and PDCWG Analysis (Vote)
    • System Change Request (SCR) 773, Addition of Regulation Feedback to Generation to be Dispatched Calculation; and NPRR486, Calculation of Generation to be Dispatched, Discussion from PDCWG (Vote)
    • Answers to FAQs for Reactive Testing of Generation Resources
    • Presentation of Revisions to the New Generation Integration Handbook
    • Generation Resource Energy Deployment Performance (GREDP) Review from ERCOT
    • Update from ERCOT regarding Wind Forecast Accurac

    S. Looney



    3:00 p.m.



    Other Business

    S. Cochran

    3:25 p.m.



    S. Cochran

    3:30 p.m.

    Scheduled WMS Meetings