Volt-Var VOLT-VAR CONTROL CURVE OPERATION METHOD FOR VOLTAGE MANAGEMENT AND DISTRIBUTED POWER OUTPOT CONTROL DEVICE PERFORMING THE SAME

According to the present invention, a Volt-Var control curve operating method comprises the following steps of: determining whether to update settings; generating a voltage-reactive power characteristic curve at a decision point; deriving an application slope of the voltage-reactive power characteri...

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Bibliographische Detailangaben
Hauptverfasser:	JO JONG MIN, CHO SEONG SOO, LIM HYEON OK, MYOUNG NO GIL, MAENG CHANG YEOP, KIM HYEON JIN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS SYSTEMS FOR STORING ELECTRIC ENERGY TESTING
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Beschreibung
Zusammenfassung:	According to the present invention, a Volt-Var control curve operating method comprises the following steps of: determining whether to update settings; generating a voltage-reactive power characteristic curve at a decision point; deriving an application slope of the voltage-reactive power characteristic curve; determining a threshold slope of a Volt-Var control curve by reflecting the application slope; reflecting the threshold slope to the Volt-Var control curve; and applying the Volt-Var control curve to inverter control of a distributed power source. 본 발명의 Volt-Var 제어 곡선 운영 방법은, 설정 업데이트 여부를 결정하는 단계; 결정 시점의 전압-무효전력 특성 곡선을 생성하는 단계; 상기 전압-무효전력 특성 곡선의 적용 기울기를 도출하는 단계; 상기 적용 기울기를 반영하여 Volt-Var 제어 곡선의 한계 기울기를 결정하는 단계; 상기 한계 기울기를 상기 Volt-Var 제어 곡선에 반영하는 단계; 및 상기 Volt-Var 제어 곡선을 분산전원의 인버터 제어에 적용하는 단계를 포함할 수 있다.