MISUG Meeting Materials

ERCOT10/16/2012

2

Agenda

10/16/2012

1. Antitrust Admonition J. Lavas 9:30 a.m.2. Introduction/Agenda Overview J. Lavas 9:35 a.m.3. Social Media Update J. Lavas 9:45 a.m.4. Updates on Open Revision Requests

•NPRR455 CRR Shift Factors •NOGRR084 Grid Ops Summary

• NOGRR101 DC Tie Outages•NPRR476 Market Submitted EOCs

J. Lavas 10:00 a.m.

5. Updates on open Requests/Specifications•System Wide RUC Charges (#60)•Actual Load Report (#64)

J. Lavas 10:15 a.m.

6. Review Initiating Project Efforts•NPRR 422 DAM Shift Factors/SCED Shift Factor Changes•NPRR 382 Verbal RUC Committed or Decommitted Resources Report•NPRR 383 Unconfirmed Trades•NPRR 260 Secure MIS Access for Registered Users

J. Lavas 10:45 a.m.

7. Ancillary Service Capacity Monitor Dashboard S. Lonney 11:00 a.m.8. Energy Offer Curves – Step II Mitigation S. Looney 11:15 a.m.

Lunch All Noon9. Look Ahead SCED Public Pricing Display Enhancements F. Trefny 1:15 p.m.

10. Demand Side Working Group Report Requests E. Rothschild 1:45 p.m.11. System Adequacy Reporting F. Trefny 2:45 p.m.12. MISUG Task List Review - Additions J. Lavas 3:30 p.m.

New Business/Future Meetings All 3:45 p.m.

3

Updates on Open Revision Requests

10/16/2012

4

NPRR & SCR Updates/Initiating Project Efforts

NPRR_SCR Title DescriptionDate

Submitted Current StatusImplementation

Date

NPRR382Verbal RUC Committed or Decommitted Resources Report

Creates new report on the MIS Secure Area for verbal RUC 6/08/11

9/20/2011 - BOD Approved August 2012

NPRR383 Unconfirmed Trades Report

Creates 3 new reports for unconfirmed trades on the MIS Certified Area that will provide timely information regarding the trades that have not yet been confirmed for the upcoming hour and all remaining hours of the RUC Study Period 6/8/11

9/20/2011 - BOD Approved August 2012

NPRR422 Public DAM Shift FactorsPosting of the hourly Day-Ahead Shift Factors for binding constraints in the Day-Ahead Market (DAM) 11/17/11

2/21/2012 - BOD Approved August 2012

NPRR455 CRR Shift Factors

Creates a report on the MIS Secure Area that provides Shift Factors for any binding constraints in a CRR Auction 4/19/12

7/18/2012 - BOD Approved 2013

NPRR260Providing Access to MIS Secure Area to MIS Registered Users

Provides "registered users" access to MIS Secure Area for Independent MIS Registered Entity (IMRE) 8/9/10

1/19/2011 - BOD Approved December 2012

NOGRR084 Daily Grid Ops Summary ReportCreates a summary level report of daily operational information to be posted on the MIS Public Area 10/27/2011

5/15/2012 – BOD Approved 2013

NOGRR101Market Transparency for DC Tie Outage Information

Creates a detailed report regarding any outage of a Direct Current Tie (DC Tie) 07/26/12 Pending OWG IA

NPRR476Market Sumitted Energy Offer Curves

Provides for the addition of unmitigated, unextended market-submitted Energy Offer Curves to the existing 60-Day SCED Disclosure Report and the 7-Day Event Trigger Posting when LMP exceeds 50xFIP Report. 08/16/2012 PRS- IA Review

10/16/2012

5

Review Open Requests/Specifications

• System Wide RUC Charges (#60): NPRR Drafted last meeting – Passed to CSWG for review? Data provided in RTM MODE and Monthly RUC Clawback report, is this daily report still necessary?

• Actual System Load by Weather Zone Report (#64) : See Specifications

10/16/2012

6

Initiating Project Efforts

• NPRR 422 DAM Shift Factors/SCED Shift Factor Changes• NPRR 382 Verbal RUC Committed or Decommitted Resources

Report• NPRR 383 Unconfirmed Trades• NPRR 260 Secure MIS Access for Registered Users• Historical DAM Clearing Prices for Capacity

10/16/2012

7

Other Discussion Items

• Discussion on Ancillary Service Capacity Monitor• Energy Offer Curves Discussion• Look Ahead SCED Public Pricing Display Enhancements• Demand Side Working Group Report Requests – See attachment

for agenda item 10• System Adequacy Reporting

• New Business• MISUG Task List Review

10/16/2012

8

System Adequacy Reporting

10/16/2012

EMIL ID Name FreqWhich Forecast What’s Included

Traceability

NP3-560-CD 7 Day Load Forecast by Forecast Zone

Forecast by Forecast Zone

HourlyNext 168 HoursShort-Term

NP3.2.3(3)(c)NP3.2.2(3)

NP3-561-CD 7 Day Load Forecast by Weather Zone

Forecast by Weather Zone

HourlyNext 168 HoursShort-Term

NP3.2.2(3)

NP3-763-CD Short Term System Adequacy

(a) For Generation Resources, the available On-Line Resource capacity for each hour, using the COP for the first seven days;

(b) For Load Resources, the available capacity for each hour using the COP;

(c) Forecast Demand for each hour described in Section 3.2.2;

 

(d) Ancillary Service requirements for the Operating Day and subsequent days; and

(e) Transmission constraints that have a high probability of being binding in SCED or DAM given the forecasted system conditions for each week including the effects of any transmission or Resource Outages. The binding constraints may not be updated every hour.

HourlyNext 168 HoursShort-Term   Hourly   Daily  Hourly

NP3.2.3(3)(a-e)

 

  

(c) NP3-560-CD 7 Day Load Forecast by Forecast Zone

(d) NP4-33-CD DAM Ancillary Service Plan  

(e) NP6-86-CD SCED Shadow Prices and Binding Transmission Constraints

9

System Adequacy Reporting

10/16/2012

NP3-775-M 36 Month Resource Capacity Report (Medium Term Sys Adequacy)

  (a) Generation Resource capacity at the time of forecasted weekly peak Demand; (b) Load Resource capacity at the time of the forecasted weekly peak Demand; (c) Weekly peak forecast Demand described in Section 3.2.2, Demand Forecasts;  (d) Calculated system reserve, highlighting any deficiency hours, that excludes Load Resource capacity; (e) Calculated system reserve, highlighting any deficiency hours, that includes Load Resource capacity shown as a reduction in forecast Demand; (f)Ancillary Service requirements; and

 (g) Transmission constraints that have a high probability of being binding in the Security-Constrained Economic Dispatch (SCED) or Day-Ahead Market (DAM) given the forecasted system conditions for each week excluding the effects of any transmission or Resource Outages.

MonthlyNext 36 MonthsLong-Term Monthly  Monthly 

Monthly  Daily 

Monthly    Monthly 

 Monthly  Monthly 

NP3.2.3(2)(a,b,d,e,g)   36 Month Resource Capacity Report 36 Month Resource Capacity Report (c) NP3-760-M Long Term Weekly Peak Demand Forecast  (d) NP4-33-CD DAM Ancillary Service Plan  36 Month Resource Capacity Report (f) NP3-782-M Projected AS Service Requirements (g) NP3-776-M Projected Trans Constraints for Medium Term PASA AND NP3-775-M 36 Month Resource Capacity Report

10

System Adequacy Reporting

10/16/2012

EMIL ID Name Frequency/Forecast

ZP12-400-SG Short Term LF; Mid Term LF  

ZP8-803 Availability of Resources for Short Term PASA  

ZP8-807 Availability of Resources for Medium Term PASA  

Other:SARA (Seasonal Assessment Resource Adequacy) not on MIS or required by protocol

11

Questions

10/16/2012

12

Next Meeting’s Topics

10/16/2012

Next Meeting December 2012 – Web Ex Only?Specs:

Follow up:Report Recommendations from DSWG

NPRRs:Actual Load by Weather Zones System Wide RUC

New Business: