Sliding window recursive DFT with dyadic downsampling—A new strategy for time-varying power harmonic decomposition

PM Silveira, C Duque, T Baldwin… - 2009 IEEE Power & …, 2009 - ieeexplore.ieee.org
The main objective of this paper is to present a time-varying harmonic decomposition using
the sliding-window Discrete Fourier Transform including a dyadic downsampling. The …

Time-varying harmonic analyzer prototype

DF Fabri, CHN Martins, LRM Silva… - Proceedings of 14th …, 2010 - ieeexplore.ieee.org
This paper presents a time-varying harmonic analyzer based on the Sliding Window DFT
implemented on a DSP platform. The harmonic decomposition is carried out using the …

Tracking simultaneous time-varying power harmonic distortions using filter banks

CA Duque, PM Silveira, TL Baldwin… - 2010 IEEE Industrial …, 2010 - ieeexplore.ieee.org
Although it is well known that the Fourier analysis is only accurately applicable to steady-
state waveforms, it is a widely used tool to study and monitor time-varying signals, such as …

Improved filter banks for time-varying power harmonic decomposition

DF Fabri, CHN Martins, CA Duque… - 2011 IEEE Power …, 2011 - ieeexplore.ieee.org
This paper presents a modification in the filter banks structure presented in [1][2] for tracking
time-varying harmonics distortions. The method uses SSB modulation and does not require …

Enhanced DFT for time-varying harmonic decomposition

PM Silveira, CA Duque, T Baldwin… - … Distortions in Power …, 2009 - Wiley Online Library
Signals decomposition techniques are concerned with the way that the original signal can
be split into individual components including harmonics, interharmonics, subharmonics and …

[引用][C] Advanced Signal Processing Techniques for Real Time Estimation and Control of Harmonics in Smart Electric Grid

O Varaprasad - 2019 - Warangal

[引用][C] Sliding Window Recursive DFT with Dyadic Downsampling–A New Strategy for Time-Varying Power Harmonic Decomposition

AS Signal