NPRR #189 · Revision Request
NPRR189 Ancillary Service Deployment Clarification
ReasonThis NPRR is needed to provide more clarity and make the Nodal Protocols consistent with Energy Management System (EMS)/Market Management System (MMS) whitepaper and current MMS implementation.
Created2009-08-25
Approved2009-10-20
Sections Affected
6.4.8.16.4.8.26.5.5.26.5.7.26.5.7.6.2.16.5.7.6.2.26.5.7.6.2.3
Summary
This Nodal Protocol Revision Request (NPRR) clarifies the difference between Ancillary Service capacity deployment and energy deployment and how it affects Security-Constrained Economic Dispatch (SCED). This NPRR also proposes non-substantive administrative changes, such as correcting acronym and defined term usage and section references.
Action Log 4 milestones
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Oct 1
TACRecommended for Approval→ ERCOT Board consideration of NPRR189.
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Oct 20
BOARDApproved
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Aug 25
PRSRecommended for Approval→ PRS Impact Analysis review
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Sep 17
PRSRecommended for Approval→ TAC consideration of NPRR189
Amendments
| Date | Body | Motion | Result |
|---|---|---|---|
| Sep 17 '09 | PRS | To endorse and forward the 8/25/09 PRS Recommendation Report, as amended by the 9/17/09 ERCOT comments, and Impact Analysis for NPRR189 to TAC. | Passed |
Documents 8
| Name | Type | Posted | Classification |
|---|---|---|---|
| 189NPRR-01 Ancillary Service Deployment Clarification 072409 | doc | Jul 24 '09 | Revision Request |
| 189NPRR-02 CEO Revision Request Review 072409 | doc | Jul 24 '09 | Staff Report |
| 189NPRR-03 PRS Recommendation Report 082509 | doc | Aug 27 '09 | Committee Report |
| 189NPRR-04 Impact Analysis 090809 | doc | Sep 8 '09 | Staff Report |
| 189NPRR-05 ERCOT Comments 091709 | doc | Sep 17 '09 | Revision Request Comments |
| 189NPRR-06 PRS Recommendation Report 091709 | doc | Sep 21 '09 | Committee Report |
| 189NPRR-07 TAC Recommendation Report 100109 | doc | Oct 1 '09 | Committee Report |
| 189NPRR-08 Board Action Report 102009 | doc | Oct 20 '09 | Committee Report |
Meetings That Took It Up 3
| Date | Meeting | Committee | Status |
|---|---|---|---|
| Oct 1 '09 | TAC Meeting | TAC | Concluded |
| Sep 17 '09 | PRS Meeting | PRS | Concluded |
| Aug 25 '09 | PRS Meeting | PRS | Concluded |