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Balancing services
What is the Demand Flexibility Service?The Demand Flexibility Service (DFS) was introduced during the winter of 22/23 as part of the winter contingency toolkit. Its purpose in the first two winters…
Markets
We hold these events four times a year and consider these as key milestones to engage with a wide range of industry stakeholders. We aim to reflect on the priorities of the energy industry and how…
Connections
As the Electricity System Operator for Great Britain, ESO manages the connection and generation contracts that impact on the transmission system. We work closely with Transmission Owners…
Codes
The Grid Code Review Panel (GCRP) is made up of an independent panel chair, a panel technical secretary and code administrator representative (provided by us), representatives from the authority,…
Future energy
With increasing congestion on the electricity transmission system, a long lead time for network reinforcement, and fundamental market reform under consideration by the government’s Review of…
Balancing services
A smart, flexible system that makes the best use of all the energy resources available will enable us to meet our customers’ needs in a balanced, efficient and economical way.
Our aim is to create…
Control room operations
Every Wednesday, we hold an open technical industry forum to discuss recent operational actions we have taken in the Electricity National Control Centre (ENCC) and answer any questions.
Our strategy
ESO is delighted to share that the Day 1 for National Energy System Operator (NESO) will be Tuesday 1 October 2024.This formal confirmation enables NESO to be established as a new independent…
Future energy
At the ESO, we keep the grid balanced to ensure that electricity supply always meets demand. To achieve this highly complex activity, we have a team of experts in our control centre who are…