Results 1 to 10 of about 19,796 (205)

Simulasi Filter Aktif pada 6 Pulse STATCOM Untuk Mereduksi Total Harmonic Distortion (THD) Di Sistem Transmisi Bali

open access: yesMajalah Ilmiah Teknologi Elektro, 2019
The emergence of harmonics caused by electrical loads that are not linear. Input of harmonic current can cause sinusoidal. Content that exceeds the limit can cause poor power quality.
Made Dika Nugraha   +2 more
doaj   +3 more sources

Reduction of Total Harmonic Distortion (THD) on Multilevel Inverter with Modified PWM using Genetic Algorithm

open access: yesEmitter: International Journal of Engineering Technology, 2017
In this research, modified PWM has been applied to the multilevel inverter (MLI) single-phase three-level diode clamp full bridge. Modified PWM is performed to produce minimum Total Harmonic Distortion (THD) the voltage because the quality of the good ...
Lucky Pradigta Setiya Raharja   +3 more
doaj   +2 more sources

Valve vs. solid-state microphone preamplifier: a comparative study [PDF]

open access: yesFields, 2017
This paper outlines research carried out to determine the perceptual and objective differences between a solid-state and a valve preamplifier running at low voltages. ABX testing was employed and showed that there were perceivable differences between the
Stroe, Octavian
doaj   +3 more sources

Utilization of a New Meta Heuristic Algorithm to Minimize Total Harmonic Distortion (THD)

open access: yesMajlesi Journal of Electrical Engineering
Recently applications of multilevel inverter become more convenient in power electronic. The Output closes to sinusoidal wave form, capability of creating high value of voltage or current, less blocking voltage on switches and…, made multilevel ...
Hamed Hosseinnia, Daryoush Nazarpour
doaj   +1 more source

Input Current THD Reduction via Virtual Resistant in EV Charger [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2021
This paper investigates a fundamental issue in AC-DC rectifiers that are specifically used as charger for electric vehicle (EV), i.e. the total harmonic distortion (THD) of input current waveforms.
A. Mohammadi, M.A. Shamsi Nejad
doaj   +1 more source

Analisa Pemasangan Filter Pasif Sebagai Peredam Harmonisa Akibat Beban Non Linier

open access: yesJRST: Jurnal Riset Sains dan Teknologi, 2023
Studi ini bertujuan menganalisa dampak pemasangan filter pasif pada beban listrik yaitu salah satu konsumen 3 phase PT. PLN. Variabel yang diamati adalah total harmonic distortion (THD) arus, THD tegangan, faktor daya dan putaran kwh meter elektromekanik.
Hari Prasetijo   +3 more
doaj   +1 more source

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

A Review of Total Harmonic Distortion Factors for the Measurement of Harmonic and Interharmonic Pollution in Modern Power Systems

open access: yesEnergies, 2021
Harmonic distortion is one of the disturbances that most affects the quality of the electrical system. The widespread use of power electronic systems, especially power converters, has increased harmonic and interharmonic emission in a wide range of ...
Angel Arranz-Gimon   +3 more
doaj   +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

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