ESO saves £80m with early start to constraint management scheme

National Grid Electricity System Operator (ESO) says it has saved £80 million by allowing renewable generators to begin providing a new constraint management service ahead of schedule. The Constraint Management Pathfinder will give more flexibility to the ESO’s control room by enabling renewable generators to continue operating, rather than being pre-emptively curtailed to avoid overloading the transmission network in the event of a fault.

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