Results 21 to 30 of about 1,208 (165)

An Adaptive Clustering-Based Distributed Voltage Regulation Scheme for Unbalanced Distribution Systems With Multiple Renewable DGs and OLTCs

open access: yesIEEE Access, 2023
In this paper, a real-time adaptive clustering-based distributed voltage regulation scheme is presented for the voltage regulation of unbalanced distribution systems.
Rabbaya Akhtar   +7 more
doaj   +1 more source

Virtual Vector-Based FCS-MPC for NPC Three-Level Grid-Tied Inverter Without Weighting Factor of Neutral-Point Voltage Balancing

open access: yesIEEE Access, 2022
The neutral-point clamped (NPC) inverter is widely used in energy conversion, but the unbalance of neutral-point voltage (NPV) will lead to imprecise control and the decline of power quality.
Nan Jin   +4 more
doaj   +1 more source

Loss Minimization for Bipolar DC Distribution Grid Considering Probabilistic EV Charging Load Using Load Balancing Method

open access: yesIEEE Access, 2023
This paper proposes a novel method for power loss minimization and voltage unbalance mitigation in bipolar DC distribution grid (DCDG) considering probabilistic electric vehicle (EV) charging load.
Guntinan Sakulphaisan   +1 more
doaj   +1 more source

Monte Carlo-Based Comprehensive Assessment of PV Hosting Capacity and Energy Storage Impact in Realistic Finnish Low-Voltage Networks

open access: yesEnergies, 2018
The direction taken towards sustainable power system and renewable energy generation is now irreversible. The power grid needs to host more renewable energy sources, such as solar power, and tackle power quality problems that come along with it.
Ammar Arshad   +2 more
doaj   +1 more source

ПОКАЗНИКИ ЯКОСТІ ЕЛЕКТРОЕНЕРГІЇ ТА ЇХНЄ ПОЛІПШЕННЯ АКТИВНИМИ ФІЛЬТРАМИ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2023
This article discusses power quality and the role of active filters in improving power quality. The characteristic of this article discusses power quality and the role of active filters in improving power quality. Power quality characteristics, including
М.Ю. Артеменко   +4 more
doaj   +1 more source

A Multiobjective Voltage Unbalance Factor for PV Hosting Capacity with Probabilistic ZIP Load Models [PDF]

open access: yes2018 IEEE Power & Energy Society General Meeting (PESGM), 2018
This paper proposes a multiobjective voltage unbalance factor to estimate single-phase photovoltaic (PV) hosting capacity in 3-phase residential networks. This factor is derived from a combination of various components, including zero and negative-sequence voltage unbalance factors associated with the inherent variability and uncertainty of both loads ...
Duong, Hung, Mishra, Yateendra
openaire   +2 more sources

Estimation of power factor by the analysis of Power Quality data for voltage unbalance [PDF]

open access: yes2009 Third International Conference on Electrical Engineering, 2009
Power Quality (PQ) has been identified as a complex and diversified problem across the board in electrical power industry. It has not only confused the power utilities but also has attracted the attention of its customers and equipment manufacturers. Although extensive research work is being done in this field but one of the main problem encountered by
Paracha, Zahir Javed   +3 more
openaire   +2 more sources

An Improved Centralized Control Structure for Compensation of Voltage Distortions in Inverter-Based Microgrids

open access: yesEnergies, 2018
Recently, increased use of non-linear loads has intensified the harmonic distortion and voltage unbalance in distribution systems. Inverter Based Distributed Generators (IBDGs) can be employed as distributed compensators to improve the power quality, as ...
Morteza Afrasiabi, Esmaeel Rokrok
doaj   +1 more source

APPLICATION OF ANT-COLONY ALGORITHM TO THE ISSUE OF IMPROVING RECTIFIED VOLTAGE PARAMETERS IN ELECTRIC TRAM TRACTION [PDF]

open access: yesTransport Problems, 2018
In this paper, the problem related to transformation of ac voltage into DC voltage used in tram supply is considered. A variable component is always present in rectified voltage. Pulsation of rectified voltage is influenced by different factors.
Barbara KULESZ   +2 more
doaj   +1 more source

Analysis of Power Quality parameters at comparing UPS of different Technologies

open access: yesITEGAM-JETIA, 2021
Commercial and industrial consumers are vulnerable to disturbances in distribution networks. One solution to this is using the Uninterruptible Power Systems (UPS). However, this may have other impacts on the power system. This document describes the main
Rafael Provenzano Jou Alves   +2 more
doaj   +1 more source

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