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Constraint management
To give greater insight on balancing decisions, this post monthly report provides outturn system costs for maintaining voltage levels on the network. Maintaining the electricity system at the correct…
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Ancillary services
The ESO publishes non-BM instruction data from our ASDP system. This data is published in near real-time from the ASDP every 30 seconds. A new monthly file is only created when a new set of…
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Trading
National Grid ESO (NGESO) trades on interconnectors to adjust the flow of electricity into or out of Great Britain to help manage system issues such as Rate Of Change Of Frequency (ROCOF), thermal…,…
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