Supraharmonics in power grid: Identification, standards, and measurement techniques

STY Alfalahi, AA Alkahtani, AQ Al-Shetwi… - IEEE …, 2021 - ieeexplore.ieee.org
In the electric power distribution system, power electronics technologies associated with
renewable energy systems (RES) and smart grids have gained growing interest. The power …

Power quality in microgrids including supraharmonics: Issues, standards, and mitigations

AA Alkahtani, STY Alfalahi, AA Athamneh… - IEEE …, 2020 - ieeexplore.ieee.org
A microgrid (MG) is a small-scale power system with a cluster of loads and distributed
generators operating together through energy management software and devices that act as …

[HTML][HTML] A review on the empirical characterization of the low voltage distribution grid as a communication channel for power line communications

J González-Ramos, A Gallarreta, I Angulo… - … Energy, Grids and …, 2023 - Elsevier
The electrical grid was not designed for the transmission of communication signals, which
are affected by impedance variations, attenuation, and Non-Intentional Emissions (NIEs) in …

Comparison of measurement methods for 2–150-kHz conducted emissions in power networks

D Ritzmann, S Lodetti, D de la Vega… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This article presents a comparison of measurement methods for current and voltage
distortions in low-voltage networks in the frequency range from 2 to 150 kHz …

A light measurement method for 9–150 kHz disturbances in power grids comparable to CISPR quasi-peak

A Gallarreta, I Fernández, D Ritzmann… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This study proposes a novel measurement method to assess the disturbances in the
electrical grid for the CISPR Band A (9–150 kHz), as no normative grid measurement …

A robust wavelet-based hybrid method for the simultaneous measurement of harmonic and supraharmonic distortion

S Lodetti, J Bruna, JJ Melero… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article introduces a new method for the simultaneous measurement of harmonic and
supraharmonic distortion with improved robustness against amplitude and power frequency …

Comparative analysis of the measurement methods for the supraharmonic range

TM Mendes, CA Duque, LRM da Silva… - International Journal of …, 2020 - Elsevier
This paper provides an in-depth analysis of the methodologies proposed by the IEC 61000-
4-7 and IEC 61000-4-30 standards for the supraharmonic frequency range. The paper …

[HTML][HTML] Statistical relationship between RMS and QP spectra of voltage measurements in the 9–150 kHz range

A Gallarreta, I Fernández, D Ritzmann, S Lodetti… - Electric Power Systems …, 2023 - Elsevier
The main objective of this work is to obtain an empirical relationship between the root-mean-
square and the quasi-peak spectra of voltage recordings in the electrical grid, based on a …

[HTML][HTML] Technique for the comprehensive characterization of supraharmonic disturbances (9–150 kHz) in the joint time-frequency domain

A Gallarreta, I Fernández, J González-Ramos… - … Energy, Grids and …, 2023 - Elsevier
The inverter-based devices connected to the low-voltage (LV) grid, such as photovoltaic
panels (PVs) and electric vehicle charging stations (EVCSs), are known to generate …

A new advanced method for an accurate assessment of harmonic and supraharmonic distortion in power system waveforms

G Carpinelli, A Bracale, P Varilone, T Sikorski… - IEEE …, 2021 - ieeexplore.ieee.org
Waveforms distortion is a pressing concern in Smart Grids where a massive presence of
new technologies in distributed energy resources and in advanced smart metering systems …