NPRR #393 · Revision Request
NPRR393 SCED Constraint Management Transparency
ReasonMarket Participants must understand how transmission constraints are managed in Real-Time in order to achieve liquidity in the bilateral market. While ERCOT operations has good reason for the actions that are taken to manage transmission congestion, those decisions are not fully transparent to Market Participants.
Created2011-08-18
Approved2012-04-17
Sections Affected
6.5.7.1.11
Summary
This Nodal Protocol Revision Request (NPRR) creates a reporting requirement to provide transparency into Security-Constrained Economic Dispatch (SCED) constraint management decisions.
Action Log 7 milestones
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Aug 18
PRSRecommended for Approval→ PRS for Impact Analysis review.
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Sep 22
PRSDeferred/Tabled→ PRS for consideration.
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Nov 17
PRSDeferred/Tabled→ PRS for consideration.
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Dec 15
PRSRecommended for Approval→ PRS for Impact Analysis review.
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Jan 19
PRSRecommended for Approval→ TAC for consideration
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Feb 2
TACRecommended for Approval→ ERCOT Board for consideration.
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Apr 17
BOARDApproved
Amendments
| Date | Body | Motion | Result |
|---|---|---|---|
| Dec 15 '11 | PRS | To endorse the 8/18/11 PRS Report as amended by the 9/14/11 J Aron comments and the 11/17/11 Luminant Energy comments and as revised by PRS; and to bring an Impact Analysis back to PRS for consideration. | Passed |
| Jan 19 '12 | PRS | To endorse and forward the 12/15/11 PRS Report as amended by the 1/16/12 ERCOT comments and as revised by PRS and the Impact Analysis for NPRR393 to TAC and to recommend a priority of 2012 and rank of 660. | Passed |
Documents 20
| Name | Type | Posted | Classification |
|---|---|---|---|
| 393NPRR-01 SCED Constraint Management Transparency 071411 | doc | Jul 14 '11 | Revision Request |
| 393NPRR-02 Urgency Vote Ballot 072011 | xls | Jul 20 '11 | Revision Request Ballot |
| 393NPRR-03 ERCOT Comments 072011 | doc | Jul 21 '11 | Revision Request Comments |
| 393NPRR-04 PRS Report 081811 | doc | Aug 22 '11 | Committee Report |
| 393NPRR-05 J Aron Comments 091411 | doc | Sep 14 '11 | Revision Request Comments |
| 393NPRR-06 Preliminary Impact Analysis 092111 | doc | Sep 23 '11 | Staff Report |
| 393NPRR-07 PRS Report 092211 | doc | Sep 26 '11 | Committee Report |
| 393NPRR-08 ERCOT Comments 101211 | doc | Oct 12 '11 | Revision Request Comments |
| 393NPRR-09 WMS Comments 101711 | doc | Oct 17 '11 | Revision Request Comments |
| 393NPRR-10 J Aron Comments 110811 | doc | Nov 8 '11 | Revision Request Comments |
| 393NPRR-11 WMS Comments 110911 | doc | Nov 9 '11 | Revision Request Comments |
| 393NPRR-12 Luminant Energy Comments 111711 | doc | Nov 17 '11 | Revision Request Comments |
| 393NPRR-13 PRS Report 111711 | doc | Nov 22 '11 | Committee Report |
| 393NPRR-14 PRS Report 121511 | doc | Dec 19 '11 | Committee Report |
| 393NPRR-15 Impact Analysis 011612 | doc | Jan 18 '12 | Staff Report |
| 393NPRR-16 ERCOT Comments 011612 | doc | Jan 16 '12 | Revision Request Comments |
| 393NPRR-17 PRS Report 011912 | doc | Jan 23 '12 | Committee Report |
| 393NPRR-18 TAC Report 020212 | doc | Mar 15 '12 | Committee Report |
| 393NPRR-19 WMS Comments 041612 | doc | Apr 16 '12 | Revision Request Comments |
| 393NPRR-20 Board Report 041712 | doc | Apr 17 '12 | Committee Report |
Meetings That Took It Up 13
| Date | Meeting | Committee | Status |
|---|---|---|---|
| Apr 16 '12 | Board of Directors Meeting | BOARD | Concluded |
| Feb 2 '12 | Technical Advisory Committee (TAC) Meeting | TAC | Concluded |
| Jan 19 '12 | Protocol Revision Subcommittee (PRS) Meeting | PRS | Concluded |
| Dec 15 '11 | PRS Meeting | PRS | Concluded |
| Nov 17 '11 | PRS Meeting | PRS | Concluded |
| Nov 9 '11 | WMS Meeting | WMS | Concluded |
| Nov 7 '11 | QMWG Meeting | QMWG | Concluded |
| Oct 20 '11 | PRS Meeting | PRS | Concluded |
| Oct 12 '11 | WMS Meeting | WMS | Concluded |
| Oct 11 '11 | QMWG Meeting | QMWG | Concluded |
| Sep 22 '11 | PRS Meeting | PRS | Concluded |
| Aug 18 '11 | PRS Meeting | PRS | Concluded |
| Jul 21 '11 | PRS Meeting | PRS | Concluded |