Overview of signal processing and machine learning for smart grid condition monitoring

E Elbouchikhi, MF Zia, M Benbouzid, S El Hani - Electronics, 2021 - mdpi.com
Nowadays, the main grid is facing several challenges related to the integration of renewable
energy resources, deployment of grid-level energy storage devices, deployment of new …

Fast iterative-interpolated DFT phasor estimator considering out-of-band interference

J Song, A Mingotti, J Zhang, L Peretto… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
For interpolated discrete Fourier transform (IpDFT)-based phasor estimators, the out-of-band
interference (OOBI) test is among the most challenging ones. The typical iterative …

Accurate dynamic phasor estimation by matrix pencil and Taylor weighted least squares method

J Song, J Zhang, H Wen - IEEE Transactions on Instrumentation …, 2021 - ieeexplore.ieee.org
Out-of-band interference (OOBI) test is a bench-mark test for M-class phasor measurement
units (PMUs) in IEEE/IEC 60255-118-1-2018 and C37. 118.1 a-2014. Because of the …

Ipdft-tuned estimation algorithms for pmus: Overview and performance comparison

D Macii, D Belega, D Petri - Applied Sciences, 2021 - mdpi.com
Featured Application Real-time measurement of amplitude, phase, frequency and rate of
change of frequency (ROCOF) of current and voltage AC signals in power transmission and …

The case for redefinition of frequency and ROCOF to account for AC power system phase steps

AJ Roscoe, A Dyśko, B Marshall, M Lee… - … for Power Systems …, 2017 - ieeexplore.ieee.org
All conventional techniques for measuring frequency result in large deviations to the
perceived or calculated frequency when the AC waveform undergoes a phase step. The …

Dynamic phasor estimation by symmetric Taylor weighted least square filter

M Radulović, Ž Zečević… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Phasor estimates produced by the Taylor-based weighted least square filter (TWLS) can be
erroneous if the reference frequency is not close to its real value. On the other hand, online …

Development of phasor estimation algorithm for P-class PMU suitable in protection applications

S Affijulla, P Tripathy - IEEE Transactions on Smart Grid, 2016 - ieeexplore.ieee.org
This paper proposes a phasor estimation algorithm for P-class phasor measurement unit
suitable in protection applications using Hilbert transform and convolution of a signal. As the …

A modified dynamic synchrophasor estimation algorithm considering frequency deviation

L Fu, J Zhang, S **ong, Z He… - IEEE Transactions on smart …, 2016 - ieeexplore.ieee.org
When the power system is suffered from disturbances, such as unbalance, load variation,
and fault occurrence, not only the phase and magnitude of the power signal will change but …

A novel frequency estimation method based on complex bandpass filters for P-class PMUs with short reporting latency

S Xu, H Liu, T Bi - IEEE Transactions on Power Delivery, 2020 - ieeexplore.ieee.org
The measurement data of P-class phasor measurement units (PMUs) is used for protection
and control applications. The reporting latency is critical for these applications. However, the …

Accurate estimation of phase angle for three-phase systems in presence of unbalances and distortions

MZ Islam, MS Reza, MM Hossain… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The amplitude and phase imbalances can occur in three-phase voltage systems due to
unbalanced loading and/or unsymmetrical grid faults. In this case, the conventional Clarke …