Resource Adequacy
Resource adequacy is the ability of electric grid operators to supply enough electricity at the right locations, using current capacity and reserves, to meet demand. It is expressed as the probability of an outage due to insufficient capacity.
PJM staff told the Operating Committee questions still remain about why its load forecast veered so far off course during a hot spell in early October.
The New England Power Pool Markets Committee continued to work on ISO-NE’s proposed Energy Security Improvements proposal.
MISO officials said they agree with almost all the recommendations outlined by the Independent Market Monitor in this year’s State of the Market report.
The California PUC voted unanimously to recommend that some older gas-fired plants remain open for up to three years to prevent reliability problems.
MISO estimates it will need an 8.9% unforced capacity planning reserve margin for the 2020/21 planning year, a full percentage point above the current level.
MISO is proposing fixes to its LOLE study and capacity accreditation while it tries to determine if it should implement a seasonal capacity construct.
ERCOT said it will have sufficient installed capacity available to meet projected peak demand this winter and spring.
An August energy emergency alert that had SPP one contingency away from shedding load has renewed calls for scarcity pricing to ensure adequate reserves.
MISO is preparing for emergency conditions this winter despite projecting 40 GW of excess capacity to meet the forecasted peak in January.
PJM’s Planning Committee deferred voting on a proposal regarding critical infrastructure mitigation projects for a webinar planned to discuss transparency.
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