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ESO content (47)
Balancing services
Mandatory frequency response (MFR) is an automatic change in active power output in response to a frequency change. The service helps us to keep frequency within statutory and operational limits.…
Balancing services
Firm Frequency Response (FFR) is our traditional frequency response suite used for balancing grid frequency in real time. Static FFR will continue to be actively procured until replaced with a…
Networks
Every year, the ESO assesses and manages outages on the National Electricity Transmission System across the Scotland, England and Wales.
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Balancing services
Average frequency data for the Mandatory frequency response page.
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Balancing services
2024-25 Frequency Response volumes D3
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Balancing services
2024-25 Frequency Response volumes D9
Balancing services
Dynamic Containment (DC), Dynamic Moderation (DM) and Dynamic Regulation (DR) make up our new suite of Dynamic Response Services. Together they work to control system frequency and keep it within…