Results 31 to 40 of about 46,330 (261)

Investigation of the usage of zigzag transformers to reduce harmonics distortion in distribution systems

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2023
The increasing use of power electronics in various sectors leads to harmonic distortion in electric power systems, affecting power quality and equipment longevity.
Langlang Gumilar   +4 more
doaj   +1 more source

Magnetic ordering and its influence on X‐ray spectroscopies

open access: yesMajor Reference Works, Page 163-168., 2023
International Tables for Crystallography is the definitive resource and reference work for crystallography and structural science.

Each of the eight volumes in the series contains articles and tables of data relevant to crystallographic research and to applications of crystallographic methods in all sciences concerned with the ...
Gerrit van der Laan   +3 more
wiley  

+1 more source

Non‐linear control of a boost PFC converter with a small inductor based on feedforward correction and frequency variation

open access: yesIET Power Electronics, 2022
To reduce total harmonic distortion (THD) and improve the power factor (PF) of a boost power factor correction (PFC) converter, here, the authors propose a non‐linear control algorithm that includes the feedforward correction (FC) algorithm in the ...
Hongda Song   +7 more
doaj   +1 more source

A Proposed Harmonic Monitoring System for Large Power Users Considering Harmonic Limits

open access: yesEnergies, 2020
Most power utilities within Southern Africa are faced with the challenges of harmonic distortion due to the high penetration of renewable energy sources (RES) and the use of electronic devices.
Rosalia Sinvula   +2 more
doaj   +1 more source

Feasibility Analysis for Power Transformer Expectancy and Loss of Life “A practical Case Study in Egyptian Electricity Transmission Company” [PDF]

open access: yesPort Said Engineering Research Journal, 2014
Quality of power supply is now a major worldwide important issue making harmonic analysis an essential element in power system planning and design. Because of the power transformers are major components in power systems; this paper studies the impact of ...
Ibrahim Henidaq   +3 more
doaj   +1 more source

Harmonics Analysis of Input Current of 3-Phase PWM Rectifier

open access: yesAndalas Journal of Electrical and Electronic Engineering Technology, 2021
Rectifier is a non-linier load that causes harmonic distortion in the power system. Pulse-width modulation (PWM) method is an effective method in pressing the magnitude of harmonics in a rectifier application,  it provides an almost sinusoidal input ...
Alfin Prima Adjie, Muhammad Imran Hamid
doaj   +1 more source

An Improved Artificial Neural Network-Based Approach for Total Harmonic Distortion Reduction in Cascaded H-Bridge Multilevel Inverters

open access: yesIEEE Access, 2023
The concept of smart grids has enabled the addition of renewable energy resources in the utility grids. This integration is possible after energy conversion and energy conversion causes the degradation in the quality of electric power.
Y. Ghadi   +5 more
semanticscholar   +1 more source

Problem of Total Harmonic Distortion Measurement Performed by Smart Energy Meters

open access: yesMeasurement Science Review, 2022
Currently, electricity is treated as commodity that should be delivered from a distributor to a consumer with a certain quality. The power quality is defined by the set of measures with specific limit values.
Piotr Kuwałek, G. Wiczyński
semanticscholar   +1 more source

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