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ESO content (168)
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…
Our strategy
On this page you will find documents that we must produce to comply with our electricity licence requirements to separate parts of our business.In order to comply with our licence requirements…
Our strategy
The ESO is the electricity system operator for Great Britain. We sit at the heart of the country’s energy network and it’s our job to make sure electricity is there when people need it.
Electricity Explained
Inertia, frequency, voltage, thermal, constraints…these are just a few of the factors that go into the highly complex process of balancing the grid.But don’t worry if you’re not up to speed on the…
Our strategy
Effective Date: 5 October 2023We, meaning National Grid Electricity System Operator Limited (“ESO”), who can be contacted at Warwick Technology Park, Gallows Hill, Warwick CV34 6DA, are…
Electricity Explained
Frequency literally means the number of times something happens over a period of time.
Electricity Explained
We estimate that up to 37.4 million Electric Vehicles (EVs) will be on UK roads by 2050 – that’s a huge increase on today, where there are fewer than 1 million. Such…
Our strategy
We’re regulated by Ofgem. Here, you can find out about Ofgem’s regulatory framework, how it applies to us and how it affects our business planning.
Our strategy
We have one of the most reliable electricity systems in the world and it's all down to our team of incredible people. Read their stories and find out more about how we're building an inclusive…