Harmonics and waveform distortion is a significant power quality problem in modern power
systems with high penetration of Renewable Energy Sources (RES). This problem has …

The widespread deployment of renewable energies and non-linear loads has led to serious
harmonic pollution in the electrical distribution networks. Evaluation of the harmonic …

With the rapid development of renewable energy resources, harmonics in modern
distribution systems have become more serious owing to the wide adoption of power …

The existing methods estimating utility harmonic impedance usually require some
assumptions such as the utility side is the dominant harmonic source and the harmonic …

In this contribution, a method for harmonic state estimation (HSE) of electrical systems using
the discrete exponential expansion (DEE), singular value decomposition (SVD) and a …

A methodology is developed to assess the time-domain power quality state estimation
(PQSE) in electrical systems based on the Kalman filter implemented using parallel …

The existing noninvasive methods estimating utility harmonic impedance are usually based
on the assumption that the impedance is constant during a time interval of concern. In fact …

In engineering, it is very valuable to estimate the utility harmonic impedance of a point of
common coupling (PCC). However, the existing methods usually assume that the customer …

This article studies the estimation of harmonic contribution (HC) and harmonic source
current (HSC) for the system with multiple harmonic sources (SMHS). First, the limitation of …

Owing to increased capabilities of power quality monitors, synchronized harmonic phasor
data are becoming more widely available. Taking advantage of the new data, this paper …