The system operator has awarded early-start contracts to manage constraints in a move it said would help deliver savings for consumers.
National Grid ESO said the interim Constraint Management Intertrip Service (CMIS) for the East Anglia area has been awarded to three generating companies with a total of 10 units, starting in February 2024 and will continue until the enduring service begins next year.
The service was first launched across the Anglo-Scottish boundary last year, and in its first year it enabled 367GWh of extra renewable electricity generation, saving £95.2m in costs which are ultimately borne by end consumers.
The East Anglia service is expected to generate in the region of £20m of extra consumer savings.
This new service will enable the ESO’s control room more flexibility by allowing renewable generation to remain on the system, rather than being pre-emptively curtailed.
Julian Leslie, Director of Strategic Energy Planning and Chief Engineer at the ESO, said: “As part of our wide-ranging five-point plan to manage system constraints this service, alongside other workstreams, will be key to reducing balancing costs and ultimately saving consumers millions of pounds.”
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