A set of physics-based support functions that are essential for maintaining the reliable operation of a Power SystemA critical societal System that, in the case of GW-scale gri... Click for more. Example applications include supporting Supply-Demand BalanceWhere the amount of Electricity provided by Generation Plant... Click for more, Frequency RegulationA generic term for all types of managing the Frequency of th... Click for more, Voltage ManagementControl mechanisms that maintain Voltages at different point... Click for more, Black StartThe procedure to recover from a total or partial shutdown of... Click for more Capability and Contingency Capacity ReserveServices available to be utilised to maintain and/or restore... Click for more.
The term Essential System ServicesA set of critical physics-based services required to maintai... Click for more may be used with reference to or as a synonym of Ancillary Services.