METHOD FOR OPERATING AN INVERTER AND INVERTER

The invention relates to a method for operating an inverter (10), which has an AC connection (14), a DC connection (18) and an inverter bridge (16) arranged between the AC connection (14) and the DC connection (18). The method comprises the following steps: S1) operating the inverter (10) in a first...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: UNRUH ANDREAS, SCHEURICH STEFAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a method for operating an inverter (10), which has an AC connection (14), a DC connection (18) and an inverter bridge (16) arranged between the AC connection (14) and the DC connection (18). The method comprises the following steps: S1) operating the inverter (10) in a first operating mode in which an AC network (12) is supplied with electrical power at the AC connection (14) by means of the inverter (10) and the voltage of the AC network (12) is regulated by regulating the inverter (10), and S2) operating the inverter (10) in a second operating mode in which the AC network (12) is supplied with electrical power at the AC connection (14) by means of the inverter (10); if it is detected that the current (IINV) at the AC connection (14) increases above a predeterminable current threshold value, switching to a second operating mode and operating the inverter (10) in the second operating mode, in which the regulation is adapted in such a way that the regulation limits the current (IINV) a