WMWG Meeting

March 25, 2019
09:45 AM
ERCOT Austin Room 206
7620 Metro Center Dr.
Austin, TX 78744
Teleconference: 877-668-4493
Meeting number: 623 711 983
Meeting password: Meetings

Comments

The WMWG meeting will begin immediately following the CMWG meeting and will use the same WebEx information.


Agenda

1.

Antitrust Admonition

D. Detelich

10:30 a.m.

2.

Real-Time On-Line Reliability Deployment Price Adder

D. Detelich/ ERCOT

 
 

Comparison of Proposed Changes to Relaxation and Pricing Run Triggering

   
 

NPRR904, Revisions to Real-Time On-Line Reliability Deployment Price Adder for ERCOT-Directed Actions Related to DC Ties

   
 

Review latest comments

   
 

Develop options and recommendations for WMS

   
       

3.

Monthly Review

ERCOT

 
 

Board Market Operations Material

   
 

SASM/Manual Override Activity

   
 

Commercial Impacts of DC Tie Curtailments

   
 

Intra-Hour Wind Forecast Accuracy

   
       

4.

Next Steps for NPRR664: Fuel Index Price for Resource Definition and Real-Time Make-Whole Payments for Exceptional Fuel Cost Events

I. Gonzalez

 
       

5.

High Revenue Neutrality Allocation (RENA): Final report for 2018

ERCOT

 
       

6.

Open Action Items Review

D. Detelich

2:00 p.m.

 

Should it be considered closed?

   
 

Ranking the open items

   
 

Complexity of the item

   
 

Urgency of the item

   

7.

Other business

D. Detelich

 
 

Adjourn

D. Detelich

3:30 p.m.

 

Future Meetings - April 22, 2019

   

Open Action Items

Notes

Directive #7 (Southern Cross Transmission Assignment) – Congestion Management

On Hold

Concept for Nodal Pricing for Non-Modeled Generators and Registered Distributed Generation (DG)

NPRR917

Switchable Generation Resource Demand Side Working Group (DSWG) Whitepaper - include notification requirements of Resources switchable to other Control Areas

On Hold

Constraint Definitions

contingencies where resource nodes are isolated

Reliability Unit Commitment (RUC) commitments:

• Identify specific NERC obligations to Justify a RUC

• Limitations for delay of decision to RUC.

o If tipping scale in favor of delay, what is mechanism

• Should Ancillary Services penalty curves for RUC be modified

• Prescreen info for operators

• Impact to market and mechanisms to mitigate impacts

11/01/2017

Review concept of establishing a minimum threshold to post Total Wholesale Storage Load (WSL), utilization of Real-Time telemetry, and Resource disclosures

02/28/2018

Review the issues of RENA and Load Distribution Factors (LDFs) and price floors

02/28/2018

Deep Dive of potential issues in the Low System-Wide Offer Cap (LCAP) Methodology if cumulative Peaker Net Margin (PNM) exceeds $315,000/Megawatts (MW) year and there are insufficient Ancillary Service offers in the Day-Ahead Market (DAM)

05/02/2018

TAC Assignment: Review the commercial impacts of DC Tie Curtailments

 

NPRR838, Updated O&M Cost for RMR Resources

 

NPRR872, Modifying the SASM Shadow Price Cap

 

Market Issues related to compensation for Reliability Unit Commitment (RUC) Switchable Generation Resources

 

Workshop: Must Run Alternative (MRA) and Load Resource deployments for Local Congestion

 

Next Steps for NPRR664: Fuel Index Price for Resource Definition and Real-Time Make-Whole Payments for Exceptional Fuel Cost Events -

 

Review price formation impacts from ERCOT out-of-market actions related to DC Ties, including the Operating Reserve Demand Curve (ORDC) price adders and the impacts on Locational Marginal Prices (LMPs) from the Real-Time On-Line Reliability Deployment Price Adder

 

Review a comprehensive analysis of the impacts of NPRR864 from ERCOT and review the information in the RUC report and provide recommendations to WMS

 

Look at performance of Reliability Deployment Price Adder during the RUC events on 10/4/18 ask that ERCOT prepare a detailed review - specifically fluctuations of the adder between zero and non-zero values that aren’t intuitive, and review the methodology to calculate the adder.

 

Market Suspension and Restart – Gaps and other issues that NPRR 850 did not address; restart mechanics and pricing impacts

New item

Scheduled WMWG Meetings