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Datasets (117)
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Balancing costs
The BSUoS charge recovers the cost of day-to-day operation of the transmission system. Generators and suppliers are liable for these charges, which are calculated daily as a flat tariff for all users…
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Ancillary services
The dataset contains forecasts of our Dynamic Containment/Dynamic Moderation/Dynamic Regulation's Low and High requirements for the next 12 months. The methodology uses forecasted demand,…
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Interconnectors
These are the values submitted by NESO to the interconnector capacity calculation processes which restrict the maximum GB import and export interconnector flows. The values are submitted in MW per…,…
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Interconnectors
These are the values submitted by NESO to the interconnector capacity calculation processes which restrict the maximum GB import and export interconnector flows. The values are submitted in MW per…,…
- CSV
Interconnectors
These are the values submitted by NESO to the interconnector capacity calculation processes which restrict the maximum GB import and export interconnector flows. The values are submitted in MW per…,…
- CSV
FES: Pathways to Net Zero
The levelised cost of hydrogen (LCOH) will be a key factor in the extent to which green hydrogen can be cost-effectively deployed for heat and industrial decarbonisation. This Power BI dashboard and…
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Demand
There are a number of factors which influence transmission losses. These include variations in zonal generation patterns, growth in northern vs southern generation, level of Scottish exports to…
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System
This page holds the historic system frequency data for Great Britain at a 1 second resolution. It is the role of the National Grid ESO to keep the system frequency at 50 Hz, with a statutory limit of…
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Constraint management
This dataset contains Mega Watt constraint limits for the main boundaries on the transmission system on weekly bases for 24 months ahead.
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Constraint management
This dataset contains the 24-month ahead constraint costs on a monthly basis for the main boundaries on the transmission system. These costs are the costs of managing constraint boundaries (for…