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NPRR1145

Summary

Title Use of State Estimator-Calculated ERCOT-Wide TLFs in Lieu of Seasonal Base Case ERCOT-Wide TLFs for Settlement
Next Group PRS
Next Step Language Consideration
Status Pending

Action

Date Gov Body Action Taken Next steps
08/11/2022 PRS Deferred/Tabled Language Consideration

Voting Record

Date Gov Body Motion Result
08/11/2022 PRS to table NPRR1145 and refer the issue to WMS Passed

Background

Status: Pending
Date Posted: Jul 27, 2022
Sponsor: ERCOT
Urgent: No
Sections: 2.1, 13.1.1, 13.1.2, 13.2.2, 13.2.3, 13.2.4, 13.2.5, 13.2.5 (new), 13.4, 13.4.1
Description: This Nodal Protocol Revision Request (NPRR) changes the 15-minute level ERCOT-wide Transmission Loss Factors (TLFs) that are used in the Settlement process from seasonal base case TLFs to State Estimator-calculated TLFs in Energy Management System (EMS). It also clarifies the use of Non-Opt-In Entity (NOIE) deemed actual TLFs to remove behind-the-meter Transmission Losses.
Reason: Market efficiencies or enhancements

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