NPRR #122 · Revision Request
NPRR122 Simplify Ancillary Services Settlement Formulas
ReasonMarket Participants have commented that the Ancillary Service formulas are confusing. This NPRR intends to focus on the fundamentals of Ancillary Service Settlement and makes the formulas and concepts more understandable.
Created2008-04-18
Approved2008-07-15
Sections Affected
4.6.4.1Payments for Ancillary Services Procured in DAM; 4.6.4.2 Charges for Ancillary Services Procurement in the DAM; 6.7.3 Adjustments to Cost Allocations for Ancillary Services Procurement
Summary
This Nodal Protocol Revision Request (NPRR) replaces the Ancillary Service trades and self-supply in the Settlement formulas and replaces them with the self-arranged quantities. This NPRR also, proposes editorial changes to variables and subscripts and adds clarifying language.
Action Log 5 milestones
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Apr 18
PRSReferred→ Review by TPTF.
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May 22
PRSRecommended for Approval→ Review of Impact Analysis and Recommendation Report.
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Jun 26
TACRecommended for Approval→ ERCOT Board consideration
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Jul 15
BOARDApproved
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Jun 19
PRSRecommended for Approval→ Consideration of NPRR122 by TAC
Documents 8
| Name | Type | Posted | Classification |
|---|---|---|---|
| 122NPRR-01 Simplify Ancillary Services Formulas 040708 | doc | Apr 7 '08 | Revision Request |
| 122NPRR-02 PRS Action Report 041808 | doc | Apr 22 '08 | Committee Report |
| 122NPRR-03 TPTF Voting Ballot 050708 | xls | May 7 '08 | Revision Request Ballot |
| 122NPRR-04 PRS Recommendation Report 052208 | doc | May 28 '08 | Committee Report |
| 122NPRR-05 Impact Analysis 060208 | doc | Jun 2 '08 | Staff Report |
| 122NPRR-06 PRS Recommendation Report 061908 | doc | Jun 19 '08 | Committee Report |
| 122NPRR-07_TAC_Recommendation_Report_062608 | doc | Jun 27 '08 | Committee Report |
| 122NPRR-08 Board Action Report 071508 | doc | Jul 17 '08 | Committee Report |
Meetings That Took It Up 5
| Date | Meeting | Committee | Status |
|---|---|---|---|
| Jun 26 '08 | TAC Meeting | TAC | Concluded |
| Jun 19 '08 | PRS Meeting | PRS | Concluded |
| May 28 '08 | Credit Work Group Meeting | CREDITWG | Concluded |
| May 22 '08 | PRS Meeting | PRS | Concluded |
| Apr 18 '08 | PRS Meeting | PRS | Concluded |