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Switching on Power Harmonic Filters

open access: yesEnergy Engineering and Control Systems, 2018
In modern industrial power supply systems, there is observed rapid growth of time varying nonlinear loads having low power factor. The most adequate engineering solution for reactive power compensation of the loads is using compensation units including ...
Yuriy Varetsky
doaj   +3 more sources

OpenDSS-Based Harmonic Power Flow Analysis for Distribution Systems With Passive Power Filters

open access: yesIEEE Access, 2023
The open distribution system simulator (OpenDSS) is open-source software developed by the Electric Power Research Institute (EPRI) in the United States for analyzing distribution systems.
Nien-Che Yang, Yu-Wei Hsu
doaj   +1 more source

Harmonic Elimination of 25 kV AC Electric Railways Utilizing a New Hybrid Filter Structure [PDF]

open access: yesAUT Journal of Electrical Engineering, 2017
Thyristor rectifiers are widely used in electric railways in order to control the speed. As a consequence of their usage in addition to substantial input lead current, an enormous amount of harmonics is injected into the grid.
S. Yousefi   +4 more
doaj   +1 more source

Significance of Harmonic Filters by Computation of Short-Time Fourier Transform-Based Time–Frequency Representation of Supply Voltage

open access: yesEnergies, 2023
The nonlinear characteristics of power electronic-based loads in a power system contribute a major role in the harmonics’ injection and other power quality disturbances. This affects the quality of the power supplied to consumers by distribution systems.
M. S. Priyadarshini   +8 more
doaj   +1 more source

New Topology of a Hybrid, Three-Phase, Four-Wire Shunt Active Power Filter

open access: yesEnergies, 2023
With a view to reducing harmonic content in electrical power systems, and, consequently, improving power quality level, filters and other harmonic compensation devices are widely used.
Stefani Freitas   +5 more
doaj   +1 more source

Comparative analysis of optimal damped and undamped passive filters using MIDACO-solver

open access: yesAin Shams Engineering Journal, 2023
Harmonic pollution is one of the challenging problems facing power networks recently due to the widespread non-linear loads and inverter-based renewables.
Nor Hidayah Abdul Kahar   +5 more
doaj   +1 more source

Optimal design of single-tuned passive filters using response surface methodology [PDF]

open access: yes, 2015
This paper presents an approach based on Response Surface Methodology (RSM) to find the optimal parameters of the single-tuned passive filters for harmonic mitigation.
Abdel Aleem, SHE   +4 more
core   +1 more source

New trends in active filters for power conditioning [PDF]

open access: yes, 1996
Attention has been paid to active filters for power conditioning which provide the following multifunctions: reactive power compensation; harmonic compensation; flicker/imbalance compensation; and voltage regulation.
Akagi, Hirofumi
core   +1 more source

A Polyphase Multipath Technique for Software-Defined Radio Transmitters [PDF]

open access: yes, 2006
Transmitter circuits using large signal swings and hard-switched mixers are power-efficient, but also produce unwanted harmonics and sidebands, which are commonly removed using dedicated filters.
Klumperink, Eric A.M.   +4 more
core   +2 more sources

Hybrid Filters To Damp Harmonic Resonance In Power Transmission Systems

open access: yesEletrônica de Potência, 2006
Problems related to harmonic propagation in transmission systems have been noticed in the last years. Passive filters, commonly used to attenuate noncharacteristic harmonics in HVDC systems, stay at risk of disconnection from the system due to ...
Lucas F. Encarnação   +4 more
doaj   +1 more source

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