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ESO content (119)
Electricity Explained
Generators connect onto the network in two ways – either as transmission connected generation or embedded generation. It can help to think of it like our roads network. The…
Electricity Explained
Do you know your DNOs from your ESOs? And how does electricity actually get to your home, around the country and overseas?
Electricity Explained
Using the infrastructure owned by the three transmission companies – National Grid Electricity Transmission, Scottish Hydro Electric Transmission Ltd. and SP Energy Networks – high…
Electricity Explained
Most people know that the Electricity System Operator (ESO) keeps homes and businesses supplied with the electricity they need, whenever it’s needed. But that’s just one…
Electricity Explained
If you haven’t thought about EVs yet, you soon will. We predict there’ll be up to 37.4 million of them on the road by 2050.Most major governments have already committed to ban the sale of new petrol…
Electricity Explained
We now get more of our electricity from renewable sources than ever before, which is great news for the environment as it helps us to cut down on our carbon emissions.
Balancing services
Find out about the different types of existing frequency response services and how to get involved.
Balancing services
This page holds historic frequency data for Great Britain at a 1 second resolution. N.B. 2019 data was updated on 14/2/2020 to correct for errors.
Data for 2020 onwards will be published on the…
Balancing services
Reactive power services are how we make sure voltage levels on the system remain within a given range, above or below nominal voltage levels. We instruct generators or other asset owners to either…
Balancing services
The Obligatory Reactive Power Service (ORPS) is the provision of varying reactive power output. At any given output generators may be requested to produce or absorb reactive power to help manage…