RTCTF,
ERCOT has posted the updated Key Principle documents with revisions for
the next meeting on Sep 19th (http://www.ercot.com/calendar/2019/9/19/180276-RTCTF). Below is a rather long summary of the expectations
for each of these items, and reminder that comments/alternative are due a week ahead of time, Thursday Sept 12.
KP 1.1 AS Demand Curves (2) and (5)-
Sep 19th meeting will be the final RTCTF consideration of this item.
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KP 1.1 (2)- Seeking final market comments on concept of maintaining pricing run to capture the effects of reliability deployments.
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KP 1.1 (5)- Seeking consensus and/or confirming options for TAC regarding the disaggregation of A/S product curves under the ORDC-shaped curve.
o
ERCOT and Shams will each present KP language and a brief summary of proposal.
o
RTCTF asked for the following to help support this discussion
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Pros/cons for both alternatives
§
Examples of impacts for two scenarios (of possible with same data):
·
Short duration ramp spike scenario (plenty of capacity, a temporary ramp constraint)
·
Scarcity scenario (similar to August peak demand)
KP 1.2 System-Wide Offer Cap and Power Balance Penalty Price (3)-
Sep 19th meeting will be second meeting to review potential options for AS Price Caps (MPs need to bring comments/language/options).
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KP1.2 (3)- Method of capping A/S prices
o
ERCOT proposal to cap AS prices considering amount of energy cap reduction
o
Shams proposal to cap AS prices at single value
o
Ned alternative, still developing (potentially capping at highest offer selected)
KP 1.3 Offering and Awarding AS in Real-Time (1)-(12)-
Sep 19th meeting will be an extra meeting to further understand and review potential options (MPs need to bring comments/language/options).
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KP 1.3 Goal is for any alternatives to be presented as KP language with examples.
o
Further discussion of Load Resources, AS Offer structure, AS Proxy Offers and Floors
o
ERCOT to provide a year of online RRS Gen capacity available and settlement examples spreadsheet details.
KP 5 Day-Ahead Market (1)-(6)
Sep 19th meeting will be second meeting on DAM changes
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Clayton potentially proposing additional item for Virtual AS Offers
Your time and energy are appreciated and ERCOT staff are available to support questions/details on these items,
Matt
Matt Mereness
O: 512.248.3089
M: 512.565.8939
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