Development of Frequency Fixed Sliding Discrete Fourier Transform Filter Based Single-Phase Phase-Locked Loop

The single-phase phase-locked loop (PLL) is essential for the stable operation and control of single-phase grid-connected converters. However, in practical applications, the grid voltage is usually affected by harmonics and dc offset, which will cause errors in the output of the PLL. Therefore, usin...

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Bibliographic Details
Main Authors: Guojun Tan, Qiwen Fu, Tao Xia, Xu Zhang
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9496652/