WMS Meeting

August 02, 2017
09:30 AM
ERCOT Austin
8000 Metropolis (Building E), Suite 100
Austin, TX 78744
Room 206
Teleconference: 877-668-4493
Meeting number: 620 792 244
Meeting password: WMS



Antitrust Admonition

J. Carpenter

 9:30 a.m.


Agenda Review

J. Carpenter



Approval of WMS Meeting Minutes (Vote)

J. Carpenter


July 12, 2017



Technical Advisory Committee (TAC) Update and Assignments

J. Carpenter

 9:35 a.m.


NPRR768, Revisions to Real-Time On-Line Reliability Deployment Price Adder Categories


Potential Negative Impacts of a Large DC Tie in ERCOT (WMS Comments: Waive Notice - Vote)


NPRR821, Elimination of the CRR Deration Process

  • Alternative Solutions (WMS Comments: Waive Notice - Vote)
J. Dumas  

Southern Cross Project


Quarterly SASM Report


Working Group Enhancements (TAC Structural Review)


Review RUC Operating Procedure (TAC Action Item)



ERCOT Operations and Market Items


 10:20 a.m.


Analysis of the Impact of 4CP Response on Real time Prices (This item has been postponed to the 9/6/17 WMS meeting as this report is still in development)

C. Raish


ERCOT’s Response to ERS Capacity from ERS Generators Self-deploying during Pricing Events

M. Patterson



New PRS Referrals (Vote)

J. Carpenter

 10:45 a.m.


NPRR834, Clarifications for Repossessions of CRRs by ERCOT


NPRR835, Removing the Capacity Limits from Resources Providing Fast Responding Regulation Service (FRRS)


NPRR837, Regional Planning Group (RPG) Process Reform


NPRR838, Updated O&M Cost for RMR Resources



VCMRR019, Verifiable Cost Process Clarifications (Vote) ERCOT 11:05 a.m.


Revision Requests Tabled at PRS, Referred to WMS (Possible Vote)

J. Carpenter

 11:15 a.m.


NPRR807, Day-Ahead Market Price Correction (QMWG)


NPRR814, Modify Black Start Procurement Cycle (QMWG)


NPRR819, Resettlement Clean-Ups (QMWG)


NPRR825, Require ERCOT to Declare an Emergency Condition Prior to Curtailing any DC Tie Load (QMWG)


NPRR828, Include Fast Frequency Response as a Subset of Responsive Reserve (QMWG)


NPRR832, Disallow PTP Obligation Bids and DAM Energy Bids that Sink at Private Use Network Settlement Points Without a Load Distribution Factor - Urgent



Supply Analysis Working Group (SAWG)

B. Sams

11:25 a.m.


Qualified Scheduling Entity Managers Working Group (QMWG)

E. Goff

11:35 a.m.


Congestion Management Working Group (CMWG)

I. Haley

11:50 a.m.


Demand Side Working Group (DSWG)

T. Carter

12:00 p.m.


Resource Cost Working Group (RCWG)

P. Vinson

12:10 a.m.


Other Business

J. Carpenter

12:20 p.m.


High Impact Transmission Elements (HITEs) List

M. Henson


Review of Open Action Items


No Report


Emerging Technologies Working Group (ETWG)


Metering Working Group (MWG)


Market Credit Working Group (MCWG)



J. Carpenter

12:30 p.m.

Scheduled wms Meetings

Key Documents

Sep 21, 2017 - docx - 55.2 KB
Aug 1, 2017 - doc - 113 KB
Jul 26, 2017 - doc - 126 KB
Aug 1, 2017 - pptx - 1.4 MB
Jul 26, 2017 - docx - 29.2 KB
Jul 26, 2017 - pptx - 209.3 KB
Jul 31, 2017 - ppt - 237.5 KB
Aug 2, 2017 - zip - 3 MB
Aug 1, 2017 - zip - 1.3 MB

All information is posted as Public in accordance with the ERCOT Websites Content Management Corporate Standard.

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