Results 11 to 20 of about 159,898 (259)

Performance of Various Voltage Stability Indices in a Stochastic Multiobjective Optimal Power Flow Using Mayfly Algorithm

open access: yesJournal of Electrical and Computer Engineering, 2022
The performance of voltage stability indices in the multiobjective optimal power flow of modern power systems is presented in this work. Six indices: the Voltage Collapse Proximity Index (VCPI), Line Voltage Stability Index (LVSI), Line Stability Index ...
Rebeccah Kyomugisha   +2 more
doaj   +1 more source

Voltage stability analysis and loadability estimation by using SCADA data: A case study of Electricite Du Lao transmission system

open access: yesEnergy Reports, 2023
This paper presents a preliminary examination of voltage stability in the context of enhancing the transmission system of Laos Electricity (EDL) Central 1.
Somboun Veunnasack   +2 more
doaj   +1 more source

A Fast Static Voltage Stability Contingency Screening and Ranking Method Considering Source-Load Power Fluctuation

open access: yesZhongguo dianli, 2022
In order to effectively analyze the influence of equipment failure on voltage stability under the random fluctuation of new energy power generation and load, a fast static voltage stability contingency screening and ranking method considering source-load
Yaning WU   +4 more
doaj   +1 more source

Analyzing Six Indices for Online Short-Term Voltage Stability Monitoring in Power Systems

open access: yesApplied Sciences, 2020
In recent years, the importance of online monitoring short-term voltage stability has been considerably increased. Unstable cases due to response of fast dynamic loads such as induction motors to the serious disturbances can be avoided by online ...
Milad Aslanian   +3 more
doaj   +1 more source

Comparison of different technologies for improving commutation failure immunity index for LCC HVDC in weak AC systems [PDF]

open access: yes, 2015
Flexible AC Transmission System (FACTS) devices and Voltage Source Converter (VSC) High Voltage Direct Current (HVDC) systems have fast reactive power control capabilities which can be used to increase power system voltage stability.
Booth, Campbell   +2 more
core   +1 more source

Bus Allocation for Voltage Stabilization in Multi-Machine Power System Using GWO [PDF]

open access: yesEAI Endorsed Transactions on Energy Web, 2021
Today, power systems are being operated under greatly stressed conditions due to rapidly growing demand for electrical energy, penetration of renewable energy sources, large seasonal load variations, and operation in competitive energy market conditions.
Nasser AL-Zubaydi, Ali Jasim
doaj   +1 more source

Stabilization and precise calibration of a continuous-wave difference frequency spectrometer by use of a simple transfer cavity [PDF]

open access: yes, 1994
A novel, simple, and inexpensive calibration scheme for a continuous-wave difference frequency spectrometer is presented, based on the stabilization of an open transfer cavity by locking onto the output of a polarization stabilized HeNe laser.
Ashworth, S. H.   +3 more
core   +1 more source

Adaptive transient solution of nonuniform multiconductor transmission lines using wavelets [PDF]

open access: yes, 2000
—This paper presents a highly adaptive algorithm for the transient simulation of nonuniform interconnects loaded with arbitrary nonlinear and dynamic terminations.
Grivet-Talocia, S.
core   +2 more sources

Optimal reactive power planning using oppositional grey wolf optimization by considering bus vulnerability analysis

open access: yesEnergy Conversion and Economics, 2022
Power system instability primarily results from the deviation of the frequency from its predefined rated value. This deviation causes voltage collapse, which further leads to sudden blackouts of the power system network.
Rohit Babu   +3 more
doaj   +1 more source

Fast Load Voltage Stability Index constrained PMU Placement for Complete Observability

open access: yesInternational Journal of Engineering & Technology, 2018
This paper proposes a Fast Load Voltage Stability Index (FLVSI) constrained Binary Integer Programming (BIP) method for Phasor Measurement Unit placement at optimal locations in network to obtain complete observability. Every load bus of network is considered to sort out weak load bus from proposed FLVSI approach.
P.Lakshmi Narayana   +2 more
openaire   +2 more sources

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