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Profiling Working Group Update to RMS/COPS April 3 rd & 11 th , 2018 Sheri Wiegand (TXU) – Chair Sam Pak ( Oncor ) – Vice-Chair. Visibility of Distributed Generation for BUSIDRRQ.
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Profiling Working Group Update to RMS/COPS April 3rd & 11th, 2018 Sheri Wiegand (TXU) – Chair Sam Pak (Oncor) – Vice-Chair
Visibility of Distributed Generation for BUSIDRRQ GOAL is for ERCOT to gain visibility into the BUSIDRRQ profiled ESIs with unregistered DG including those that self serve… • Identify the population • Report DG capacity • Include (negative) generation into settlement
Visibility of Distributed Generation for BUSIDRRQ • First Steps… • Defining the population by leveraging existing reports submitted by TDSPs to ERCOT … LPG – Decision Tree, DG tab • For existing ESIs… • ERCOT to provide a list of respective BUSIDRRQ ESIs to each TDSP noting any associated Resource IDs (RIDs) • TDSPs will determine if an existing Interconnection Agreement (IA) exists • For those with IAs, TDSPs will note DG and provide any known capacities
Default Profiles – RES & BUS • BUSINESS ESIs currently default to BUSMED profile Is BUSLO more appropriate for the default profile? • RESIDENTIAL ESIs current default profiles based on weather zone Current distribution will be reviewed.
Annual Validation Proposed Process Revisions • Joint TDSP proposal for streamlining AV process… • Business ESIs reviewed annually • Residential ESIs reviewed every 3 years • (all TDSPs to process same year) Market Participants, including ERCOT, are asked to review the proposal to determine if changes will impact any business processes such as forecasting, procurement, pricing/quoting, etc. before an LPGRR is drafted.
Next PWG meeting date: Wednesday, April 25th , 9:30 AM ERCOT Met Center AGENDA • 2018 Annual Validation • Review of BUS default profile • Update on BUSIDRRQ lists provided to TDSPs for DG identification • Annual Validation Process • Review of RES profile distributions per weather zone • Discuss feedback on AV proposed process • BUS review annually • RES review every three years (next AV 2021) http://www.ercot.com/committees/board/tac/cops/pwg/