What is power quality?

MHJ Bollen - Electric power systems research, 2003 - Elsevier
This paper introduces the terminology and various issues related to 'power quality'. The
interest in power quality is explained in the context of a number of much wider developments …

Characterization of supraharmonic emission from three different electric vehicle charging infrastructures in time and frequency domain

T Streubel, C Kattmann, A Eisenmann, K Rudion - Energies, 2022 - mdpi.com
With the recent proliferation of electric vehicles (EVs), maintaining power quality within
acceptable limits in future distribution grids will become a challenging task. A specific …

Surge detection for smart grid power distribution using a regression-based signal processing model

S Baskar, S Dhote, T Dhote, D Akila… - Computers and Electrical …, 2022 - Elsevier
The smart grid depends on cutting-edge internet and communication technology, which
eliminates the need for human intervention and enhances automation of electricity …

Monitoring single-phase LV charging of electric vehicles

P Kuwałek, G Wiczyński - Sensors, 2022 - mdpi.com
The paper presents the results of the monitoring process of the charging of an electric
vehicle battery pack. Battery pack charging with a capacity of 58 kWh was monitored in a …

[HTML][HTML] Research on supraharmonic emission characteristics and influence factors of two-stage single-phase frequency converter

T Li, B Rong, Z Wu, J Huang, K Huang - Energy Reports, 2023 - Elsevier
PWM converters, switching power supply, and other power electronic equipment inject a
large quantity of supraharmonics into the power distribution network when they are …

Performance analysis of matrix pencil method applied to high-resolution measurement of supraharmonics

K Li, W Zhao, S Li, S Huang - Energies, 2023 - mdpi.com
Supraharmonics emitted by power electronic equipment will cause electromagnetic
interference. However, there is no uniform standard for the measurement of supraharmonics …

Synchronized Approach Based on Empirical Fourier Decomposition for Accurate Assessment of Harmonics and Specific Supraharmonics

P Kuwałek, A Bracale, T Sikorski… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Waveform distortion is one of the most common disturbances in power quality in real power
grids. Accurate assessment of the distortion level for voltage and current is a challenge for …

[HTML][HTML] Characterisation of supraharmonic emissions based on phase angle representation methods

K Peiris, S Elphick, J David, D Robinson - Electric Power Systems …, 2025 - Elsevier
Power electronic interfaces in solar PV inverters generate high-frequency harmonic
emissions, also referred as' supraharmonic'emissions, due to the fast switching (above 2 …

Mitigating supra harmonics in the textile industry using renewable resources: The PCA-WHOGBDT technique for improving grid stability and power quality

Y Dhayaneswaran, A Amudha - ISA transactions, 2024 - Elsevier
Supra harmonics are high-frequency harmonics that can cause a variety of problems in
power grids (PGs). This paper proposes a hybrid technique to reduce supra-harmonics in …

Study on Energy Efficiency and Harmonic Emission of Photovoltaic Inverters

K Chmielowiec, Ł Topolski, A Piszczek, T Rodziewicz… - Energies, 2022 - mdpi.com
The paper presents the results of an experimental study of 26 brand new photovoltaic (PV)
inverters widely available for sale on the EU market; the study was conducted in 2021 by …