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ESO content (230)
Electricity Explained
Electricity bills aren’t always easy to understand so it can be tricky to know how much energy you’re using and how to reduce your usage
Our strategy
Every day the ESO moves over 730GWh of high-voltage electricity around the country. That’s enough to power 146 billion light bulbs!We ensure that Great Britain has the essential energy it…
Electricity Explained
The electricity market in Great Britain is a complex intersection of engineering and economics. Generators supply the electricity that consumers demand. The physical connections between demand and…
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…