Supervisory control method and equipment for smart grids

Supervisory control equipment for smart grids provided with a plurality of generators and loads and operated in interconnection with a commercial power system through an interconnected circuit breaker, comprising a frequency control ability calculation part for calculating the frequency control abil...

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Bibliographische Detailangaben
Hauptverfasser:	YAMADA TETSUO, SEKOGUCHI MASAHIRO, FUKUI CHIHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROLLING CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION PHYSICS REGULATING SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	Supervisory control equipment for smart grids provided with a plurality of generators and loads and operated in interconnection with a commercial power system through an interconnected circuit breaker, comprising a frequency control ability calculation part for calculating the frequency control ability of the interconnected system by using a total power demand and a bus bar frequency; and an islanding and interconnection detection part for calculating frequency control ability of the commercial power system according to the frequency control ability of the system of the frequency control ability calculation part to discriminate between the interconnected and islanding operations according to the magnitude of the frequency control ability.