QMWG Update to WMS - PowerPoint PPT Presentation

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QMWG Update to WMS

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  1. QMWG Update to WMS S. Looney February 5, 2014

  2. NPRRs Referred by WMS • NPRR589, Ancillary Service Offers in the Supplemental Ancillary Services Market • Same timeline for failure to provide, additional AS or undeliverability • Added the change to reconfiguration SASM settlement so that MCPC is not the maximum cleared for that hour • Removed the requirement for ERCOT to issue a Watch for insufficient offers in the SASM • Need WMS approval to submit comments on behalf of QMWG

  3. NPRRs Referred by WMS • NPRR585, Clarification of Administrative Pricing Requirements for Self-Committed Combined Cycle Combustion Turbines on a Resource Committed by RUC • ERCOT clarified that when a CC configuration is RUC’danother GT could be started and the revenue from the new configuration contributes to the RUC guarantee. Also has clawback. • Probably still need this NPRR to clarify what is to be done with the EOC. • Request clarifying comments be submitted by ERCOT

  4. NPRRs Referred by WMS • NPRR576, Changing Non-Spin Service to an Off-Line Service • Discussed the reliability value of Non-Spin. ERCOT needs the reserves. Needs the operational awareness of when reserves are deployed by SCED. • Either the Online NS need to be behind the HASL or need price floors. • Price floors solve the issues of operational awareness and price reversal. • The NPRR sponsor considering submittal of comments reinstating price floors.

  5. NPRRs Referred by WMS • NPRR574, Removal of Offer Curve Flexibility for DAM-Committed Resources • ERCOT staff has planned a meeting with PUCT staff to discuss. • No action/recommendation from QMWG at this time

  6. General Update • NDCRC Upgrade – Still on track for April release • Generation Commissioning Check List and Resource Interconnection Handbook – ERCOT has provided a mark up and will schedule a Webex before the end of the month to discuss the changes. • Other considerations for RUC/ONOPTOUT • System change to EOC automatic for RUC • System change to allow COP change when RUC VDI after end of Adjustment Period