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PDCWG Meeting by Webex Only

October 13, 2021
09:30 AM
Teleconference: 877-668-4493
Meeting number: 182 124 1439
Meeting password: PdcWg1013

Comments

For meeting details, please contact the PDCWG Chair.


Agenda

1.

Antitrust Admonition


 9:30 a.m.

2.

Ancillary Service Methodology Discussion

Mago

 9:35 a.m.

3.

Overview of Updates Related to ESR Operations in QSE Operations During the Operating Hour Business Practice Manual

Hinojosa

10:20 a.m.

4.

Presentation on ECL#45

Nesbit

10:35 a.m.


  • The Impact of Frequency Oscillation and Low Frequency on Generator Operation


5.

Review Emergency Conditions list from ROS

All

11:05 a.m.


  • Focus discussion and revisions on the PDCWG action items from the Emergency Conditions List.



  • Future PDCWG discussion with GE regarding generator operations at frequencies between 59.3 Hz and 59.4 Hz, and discussion of combined cycle generators being frequency responsive while base loaded.



  • Defining high/med/low forecast variability for A/S.



ROS has asked PDCWG to respond to:




  • "Assess impact of A/S changes over summer and report to TAC"



  • "Analyze methodology for determining non-spin reqs and value provided in non-peak times; possible decrease non-spin when risk is lower?"



  • "Do these topics beg the question of whether PDCWG should have A/S analysis tools?"


6.

Break


11:35 a.m.

7.

ERCOT Frequency Control Metrics and Regulation Reports

Li/Gari

12:00 p.m.

8.

ERCOT Analysis of Disturbances / Frequency Events:

Gari

12:20 p.m.


Non-FMEs




  • 9/3/2021 2:49:15



  • 9/9/2021 17:11:20



  • 9/22/2021 9:15:10



FMEs




  • 9/12/2021 23:17:44



  • 9/25/2021 15:39:15


9.

Texas RE Report

Penney

12:25 p.m.

10.

Upcoming ERCOT / Texas RE Workshops / Meetings

All

12:30 p.m.


  • Texas RE Fall Workshop October 14, 2021



  • ERCOT Non-Spinning Reserve Service October 14, 2021





10.

CLOSED SESSION



Scheduled PDCWG Meetings

Key Documents

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