Power converter line synchronization using a discrete Fourier transform (DFT) based on a variable sample rate

By B. McGrath, D. G. Holmes, J. Galloway. IEEE transactions on power electronics, 2005

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Frequency Adaptive Selective Harmonic Control for Grid-Connected Inverters (2015, unknown): “an integer period N in the case of grid frequency variations, and thus, enable the aforementioned IMP-based harmonic controllers to eliminate selected harmonics completely [31], [37], [40], [41].”
Design-Oriented Study of Advanced Synchronous Reference Frame Phase-Locked Loops (2013, methodology): “The zero-crossing detection methods [1], [2], the space-vector filtering method [3], the artificialneural-network-based method [4], the recursive weighted leastsquares estimation algorithm [5], the discrete Fourier transform and its modifications [6], [7], the methods based on the concept of adaptiv”
Dynamics Assessment of Advanced Single-Phase PLL Structures (2013, methodology): “cations [9], [10], recursive weighted least squares estimation algorithms [11], artificial neural networks [12], the methods based on the concept of adaptive notch filter [13], [14], and phase-locked loop (PLL)-based algorithms [3]–[5], [15]–[23] are among the existing synchronization techniques.”