Results 11 to 20 of about 91,897 (268)

Review of Voltage Stability Indices

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Voltage stability indices (VSIs) are very vital to voltage stability assessment; they have several areas of application such as distributed generation (DG) placement and sizing, detection of the critical regions, lines, and buses and contingency ranking and planning.
I A Samuel   +4 more
openaire   +1 more source

Voltage Stability Assessments and Their Improvement Using Optimal Placed Static Synchronous Compensator (STATCOM)

open access: yesJournal of Electrical and Computer Engineering, 2022
In this paper, static voltage stability assessments and their improvement using analytical and optimization techniques with different loading scenarios are described.
Tebeje Tesfaw Wondie, Teshome Goa Tella
doaj   +1 more source

Impact of renewable energy penetration rate on power system transient voltage stability

open access: yesEnergy Reports, 2022
Transient voltage stability of power system with high penetration of renewable energy faces challenges. This paper proposes a method for quantitatively evaluating the impact of renewable energy penetration rate on transient voltage stability.
Shuanbao Niu   +5 more
doaj   +1 more source

Power system optimization approach to mitigate voltage instability issues: A review

open access: yesCogent Engineering, 2023
Voltage instability is a major challenge facing power system (PS) that has affected some organizations in achieving their desired goals. Therefore, voltage instability is the incapability of the PS to maintain the voltage standard under no disturbance ...
Samson Ademola Adegoke, Yanxia Sun
doaj   +1 more source

Impact of HVDC transmission capacity on multi-send HVDC system voltage stability

open access: yesEnergy Reports, 2022
The massive construction of high voltage direct current (HVDC) makes the AC/DC interactions very complicated, which seriously affects transient voltage stability.
Mingjie Wang, Gang Zhang, Zhe Zhang
doaj   +1 more source

Voltage Stability Assessment and Control Using Indices and FACTS: A Comparative Review

open access: yesJournal of Electrical and Computer Engineering, 2023
The problem of voltage stability is becoming a more acute and indispensable topic given the major and sensitive role it plays in the electrical system. It can be considered a major factor in the initiation of blackouts around the world.
Rabiaa Gadal   +4 more
doaj   +1 more source

An optimized fast voltage stability indicator [PDF]

open access: yesPowerTech Budapest 99. Abstract Records. (Cat. No.99EX376), 2003
This paper proposes a simulated annealing optimization technique for optimal voltage stability profile throughout the whole power network. The technique is applied to control the power elements of major influence on the voltage stability profile. Elements such as generator reactive generation, adjustable shunt compensation devices and transformer tap ...
Belhadj, C.A., Abido, M.A.
openaire   +1 more source

A survey on voltage stability indices for power system transmission and distribution systems

open access: yesFrontiers in Energy Research, 2023
Voltage stability is a critical aspect of power system operation, ensuring the reliable and efficient delivery of electrical energy to consumers. Recently, voltage stability in the power system has received much attention.
Guru Mohan Baleboina, R. Mageshvaran
doaj   +1 more source

Voltage Collapse Prediction Using Artificial Neural Network

open access: yesEngineering Proceedings, 2023
Voltage instability is a serious condition that can occur in a power system. An imbalance in reactive power, inadequate utilization of voltage control devices, loss of a component or an abrupt rise in load demand can cause this entire disturbance which ...
Atiqa Asif   +4 more
doaj   +1 more source

Evaluation of indices for voltage stability monitoring using PMU measurements

open access: yesIngeniería e Investigación, 2014
Large disturbances such as voltage collapse and its consequences represent a large challenge to the operational safety of power systems. Therefore, it is important to have indicators of the presence of voltage stability problems in real time.
Sindy Lorena Ramirez Perdomo   +1 more
doaj   +1 more source

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