Results 81 to 90 of about 19,817 (226)

A New Multicarrier Sinusoidal Pulse Width Modulation (SPWM) Strategy based on Rooted Tree Optimization (RTO) Algorithm for Reducing Total Harmonic Distortion (THD) of Switched-Capacitor Nine-level Inverter in Grid-connected PV systems

open access: yesIndonesian Journal of Science and Technology, 2021
This paper proposed a new strategy of sinusoidal pulse width modulation (SPWM) technique to control three-phase nine-level switched-capacitor inverter (9LSCI) in grid-connected PV systems. The main advantage of this inverter is high voltage gain, achieved by switching the capacitors in series and parallel to boost up the output voltage using low ...
Aboub, H.   +4 more
openaire   +2 more sources

A Precise Electrical Disturbance Generator for Neural Network Training with Real Level Output [PDF]

open access: yes, 2007
Power Quality is defined as the study of the quality of electric power lines. The detection and classification of the different disturbances which cause power quality problems is a difficult task which requires a high level of engineering expertise ...
García Delgado, Antonio   +3 more
core   +1 more source

Slag Evaluation to Reduce Energy Consumption and EAF Electrical Instability [PDF]

open access: yesMaterials Research, 2016
In steel mills that operate with electric arc furnaces (EAF), it is interesting to ensure greater stability to the electric arc to aim at less distortion in the electrical system, with consequent reduction in electric power consumption.
Deisi Vieira   +3 more
doaj   +1 more source

Analisa Filter Pasif pada Static Var Compensator (SVC) Mereduksi Total Harmonic Distortion (THD) di Sistem Transmisi Bali.: Analysis of Passive Filter on Static Var Compensator (SVC) to Reduce Total Harmonic Distortion (THD) in Bali Transmission System

open access: yesJurnal Teknik Elektro dan Komputer, 2023
Abstract — SVC functions as a voltage profile regulator, harmonic reduction and voltage stabilizer for transmission in the province of Bali which serves 15 substations, while using nonlinear loads so that harmonics are formed on the current and voltage graphs which result in voltage drops in the transmission network.
Nugraha, Made Dika   +2 more
openaire   +1 more source

Identifying harmonic attributes from online partial discharge data [PDF]

open access: yes, 2011
Partial discharge (PD) monitoring is a key method of tracking fault progression and degradation of insulation systems. Recent research discovered that the harmonic regime experienced by the plant also affects the PD pattern, questioning the conclusions ...
Bahadoorsingh, S.   +4 more
core   +1 more source

Harmonics Measurement, Analysis, and Impact Assessment of Electric Vehicle Smart Charging

open access: yesIEEE Open Journal of Vehicular Technology
Smart charging for Electric Vehicles (EVs) is gaining traction as a key solution to alleviate grid congestion, delay the need for costly network upgrades, and capitalize on off-peak electricity rates.
Murat Senol   +7 more
doaj   +1 more source

Analisa Simulasi Unjuk Kerja Filter Aktif Cascaded Multilevel Inverter untuk Mengurangi Efek Harmonisa Keluaran Hybrid Bidirectional Inverter 1500 Watt [PDF]

open access: yes, 2016
Harmonics cause voltage distortion that can result in electrical equipment becomes hot quickly, the power factor is low, interference with the equipment that use relays for switching and measurement accuracy kWh-meter induction type will be reduced ...
Hamzah, A. '. (Amir)   +1 more
core  

Future work on harmonics : some expert opinions part I : wind and solar power [PDF]

open access: yes, 2014
A workshop on power system harmonics was organized in Stockholm in January 2014. On the agenda was among others a discussion on what are the main issues on harmonics at the moment and in the near future.
Amaris, Hortensia   +9 more
core   +1 more source

Sizing passive filters for mitigation of harmonics in a low voltage network containing solar PV units

open access: yesFranklin Open
The continual growth of renewables in the distribution scale is converting the conventional arrangement of power grid into a modern arrangement in which the Distribution Generation (DG) units are included within the distribution section of any power ...
Saad T․ Y․ Alfalahi   +4 more
doaj   +1 more source

Assessment of non-sinusoidal reactive power of shunt capacitors in the presence of distorted substation voltage in radial distribution systems

open access: yesAin Shams Engineering Journal, 2018
In this paper, an analytical assessment of non-sinusoidal reactive power of shunt capacitors in the presence of substation voltage harmonics in radial distribution systems has been attempted.
Narinder Kumar, Ashwani Kumar
doaj   +1 more source

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