Stability Analysis of the Grid-Connected Inverter Considering the Asymmetric Positive-Feedback Loops Introduced by the PLL in Weak Grids
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DOI: 10.1109/tie.2021.3086716
Abstract: The stability of the grid-connected inverter (GCI) system in weak grids is deteriorated due to the asymmetric positive-feedback loops (APFLs) introduced by the phase-locked loop (PLL) structure. Under the same main circuit parameters and control… read more here.
Keywords: controlled domain; weak grids; gci; analysis ... See more keywords