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Home » Topics » Markets » Ancillary Services

Ancillary Services
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ERCOT Briefs: Week of Oct. 19, 2020

Staff Resettling 25 Operating Days Following Market Errors
Oct 26, 2020
Tom Kleckner
ERCOT staff have begun issuing price corrections and resettling 25 operating days affected by two market errors earlier this year. The Board of Directors approved the price corrections earlier this month, as the errors were not caught in time by staff to resettle the operating days on their own. Staff...
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MISO Seeks Rx for Increased Uncertainty

Market Symposium Panelists Tout DR, Data
Oct 22, 2020
Rich Heidorn Jr.
Facing growing uncertainty from intermittent resources, MISO and other grid operators must increase use of demand resources and provide market participants with tools to hedge risks, academics, consultants and others told the RTO’s Market Symposium this week. "The challenge facing ISOs around the world in the next decade or 15...
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FERC Probing NextEra Wind Farm’s Reactive Power Rates

Sep 29, 2020
Amanda Durish Cook
FERC on Monday placed an Iowa wind farm’s method for calculating reactive power rates into question, although it declined to initiate a blanket probe into similar NextEra Energy rate filings. The commission said NextEra Energy Resources’ Crystal Lake II wind farm in north-central Iowa may be improperly including operations and...
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ERCOT Technical Advisory Comm. Briefs: Sept. 23, 2020

Staff Promise Action to Reduce Errors Causing Price Corrections
Sep 28, 2020
Tom Kleckner
ERCOT staff told stakeholders last week they are working to reduce errors following two recent unrelated events that led to price corrections and resettlements. Kenan Ögelman, ERCOT’s vice president of commercial operations, shared with the Technical Advisory Committee the speaking points he will deliver to the Board of Directors during...
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NEPOOL Markets Committee Briefs: Sept. 8, 2020

Sep 8, 2020
Rich Heidorn Jr.
The New England Power Pool Markets Committee began a three-day meeting Tuesday at which stakeholders will discuss updated parameters for Forward Capacity Auction 16 for 2025/26. Before those discussions, members heard an update on ISO-NE’s next FERC Order 841 compliance filing and its proposal to sunset the Forward Reserve Market...
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NYISO Looks at Pricing Supplemental Reserves

Sep 3, 2020
Michael Kuser
As new solar and wind energy resources come onto the grid, NYISO is preparing to be able to adapt its reserve requirements quickly to a changing resource mix by procuring supplemental reserves during times of system uncertainty. Supplemental reserve procurements can help provide for system uncertainty introduced by weather-dependent resources,...
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Theories Abound over California Blackouts Cause

Aug 30, 2020
Hudson Sangree and Robert Mullin
Observers last week cited dependence on uncontracted imports, underperformance of natural gas and wind, and market manipulation as possible causes of California’s first rolling blackouts in nearly two decades, as a state regulator cautioned against drawing premature conclusions. "It is not helpful to speculate on the root cause until we...
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ERCOT Board of Directors Briefs: Aug. 11, 2020

Sneak Peek: Passport Program to Integrate Major Projects in 2024
Aug 16, 2020
Tom Kleckner
ERCOT is facing a collision of major system changes in 2024 when a new energy management system (EMS), real-time co-optimization (RTC) and energy storage and distributed generation resources will all be brought together. If handled correctly, ERCOT "will have as modern a system as operated by anyone in the world,...
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NYISO Moves Forward on EAS Projects

BIC Recommends SENY Reserve Enhancements to MC
Aug 13, 2020
Michael Kuser
NYISO continues to advance its Grid in Transition agenda, moving ahead with some energy and ancillary services (EAS) projects while suspending or combining others. The Business Issues Committee on Wednesday recommended the Management Committee approve the ISO’s Reserves for Resource Flexibility project to increase the portion of the total statewide...
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PJM Operating Committee Briefs: Aug. 6, 2020

Manual 1 Changes for PMUs
Aug 10, 2020
Michael Yoder
Stakeholders at the PJM Operating Committee meeting on Thursday unanimously endorsed changes to Manual 1 to expand the use of synchrophasors and make them a requirement for certain projects under the Regional Transmission Expansion Plan (RTEP). Shaun Murphy of PJM reviewed updates to the Control Center and Data Exchange Requirements...
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