Results 21 to 30 of about 159,898 (259)

Implementation of Static Line Voltage Stability Indices for Improved Static Voltage Stability Margin

open access: yesJournal of Electrical and Computer Engineering, 2019
Nowadays, the changes of economic, environment, and regulations are forcing the electric utilities to operate systems at maximum capacity. Therefore, the operation and control of power system to improve the system stability has been receiving a great ...
Natakorn Thasnas, Apirat Siritaratiwat
doaj   +1 more source

A novel distance‐based system reactive power index for system‐level reactive power reserve assessment

open access: yesIET Smart Grid, 2023
Voltage stability of the power system is of major concern with ever‐increasing stress in the transmission network. The availability of ample reactive power reserve is essential to ensure voltage stability of the power system. Voltage stability and status
Syed Muhammad Hur Rizvi
doaj   +1 more source

Adaptive power capability control scheme for voltage source converter to improve transient stability

open access: yesEnergy Reports, 2023
Applications of Power Electronic Devices (PED) are rapidly increasing because of their controllability. A Direct Current (DC) transmission system is used for the interconnection of Renewable Energy Sources (RES), and a DC grid research reached the stage ...
Sungchul Hwang, Minhan Yoon, Gilsoo Jang
doaj   +1 more source

Distributed Generation as Voltage Support for Single Wire Earth Return Systems [PDF]

open access: yes, 2004
Key issues for distributed generation (DG) inclusion in a distribution system include operation, control, protection, harmonics, and transients. This paper analyzes two of the main issues: operation and control for DG installation.
Kashem, Mohammad, Ledwich, Gerard
core   +2 more sources

Proposal of indexes for fast voltage stability evaluation of ac/dc transmission systems

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2012
This paper develops voltage stability analysis of ac/dc systems using static and modal indexes. New indexes treatment is proposed to provide more information on requirements for specific network strengths in terms of voltage stability constituting a means to prevent potential issues of high voltage dc transmission system (HVdc), connected to weak ac ...
Jorge Wilson González   +4 more
openaire   +3 more sources

Voltage Multistability and Pulse Emergency Control for Distribution System with Power Flow Reversal [PDF]

open access: yes, 2015
High levels of penetration of distributed generation and aggressive reactive power compensation may result in the reversal of power flows in future distribution grids.
Nguyen, Hung D., Turitsyn, Konstantin
core   +2 more sources

Stability Analysis of a Line Voltage using FACTS Devices [PDF]

open access: yesE3S Web of Conferences
The analysis of voltage stability in power system networks is outlined in this document. The Fast Voltage Stability Index (FVSI) is employed to evaluate the condition of the power lines under both normal and critical load situations.
Ezhilarasan G.   +3 more
doaj   +1 more source

Comprehensive Approach to Mitigating Solar Photovoltaic Power Penetration Effects in a Microgrid

open access: yesInternational Transactions on Electrical Energy Systems, 2022
High solar photovoltaic (PV) penetration in the electrical grid can result in undesired effects on the voltage quality, leading to line loss and voltage magnitude increases.
Youngil Kim   +3 more
doaj   +1 more source

Power system security enhancement by HVDC links using a closed-loop emergency control [PDF]

open access: yes, 2019
In recent years, guaranteeing that large-scale interconnected systems operate safely, stably and economically has become a major and emergency issue.
Allaoui, Tayeb   +4 more
core   +2 more sources

Utilizing Unified Power Flow Controller for Voltage Stability Improvement of the Electric Power Transmission System of Ghana

open access: yesJurnal Nasional Teknik Elektro, 2020
Interconnecting power transmission systems provide reliability of electric power supply. The security of the system is however questioned when a disturbance in any part of the interconnected system causes instability in the entire network. Unified Power
William Duodu Asihene   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy