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ESO content (155)
Markets
The ESO has a central role today in GB energy market design. The MAC has recently been established to inform our approach to strategic market design and delivery, based on robust evidence,…
Balancing services
Constraint management is required where the electricity transmission system is unable to transmit power to the location of demand, due to congestion at one or more parts of the transmission network…
Networks
Every year, the ESO assesses and manages outages on the National Electricity Transmission System across the Scotland, England and Wales.
Balancing services
As part of the rationalisation of balancing services, we are no longer actively procuring the Max Gen service. Contracts currently in place with stations, will continue until station closure of if…
Networks
Our colleagues are at the heart of the ESO, working hard to operate a safe and reliable electricity system all whilst supporting the transition to a greener, and more efficient system for future…
Networks
Our Network Access Planning engineers are responsible for assessing, co-ordinating and sanctioning the planned release of assets from the National Electricity Transmission System, NETS, for…
Balancing services
SO to SO services are provided mutually with other transmission system operators connected to Britain's transmission system via interconnectors.
Balancing services
We will approach potential service providers directly if a specific requirement is identified. Intertrip services are required as an automatic control arrangement where generation may be reduced or…
Balancing services
We use several techniques and services to help maintain the security and quality of electricity supply across Britain's transmission system. Here you can find out about system security…
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Markets
Frequency Risk and Control Report and Methodology 2024