Power system operations and control: Difference between revisions

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m Seconds-after control: Adding/removing wikilink(s)
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* [[ancillary services]] are engaged (load is reduced as procured via reliability services contracts).
 
Another term commonly used for the primary control is '''frequency response''' (or "beta"). Frequency response also includes the [[inertial response]] of the generators.{{sfn|NERC|2021|p=12}} This is the parameter that is approximated by the [[Frequency bias (electrical grid)|frequency bias]] coefficient of the [[area control error]] (ACE) calculation used for [[automatic generation control]].{{sfn|NERC|2021|p=14}}
 
=== Minutes-after control ===