Results 61 to 70 of about 311 (169)

Optimal Reactive Power Planning Using FACTS Devices for Voltage Stability Enhancement in Power Transmission Systems

open access: yesEnergy Science &Engineering, Volume 13, Issue 6, Page 2720-2756, June 2025.
Series and Shunt Reactive compensation can be used to improve voltage stability. The L‐index and Fast Voltage Stability Index are used to evaluate stability. Cost of reactive compensation is included directly in the optimization process. Multi‐objective optimization determines the optimal sizing of FACTS devices.
Rawan Abu Zeitawyeh, Ayman Faza
wiley   +1 more source

MSTMM‐Validated Machining Efficiency and Surface Roughness Improvement Using Evolutionary Optimization Algorithm

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 2, Page 354-371, June 2025.
ABSTRACT Ultra‐precision machining (UPM) has been extensively employed for the production of high‐end precision components. The process is highly precise, and the associated cost of production is also high. Optimization of machining parameters in UPM can significantly improve machining efficiency and surface roughness. This study proposes an innovative
Adeel Shehzad   +5 more
wiley   +1 more source

Optimum Power Flow and Optimum Placement of Unified Power Flow Controller (UPFC) using Optimization Techniques

open access: yesInternational Journal of Recent Technology and Engineering (IJRTE), 2020
This paper presents the Optimum Power Flow (OPF) and Optimum placement of UPFC using optimization techniques, Particle Swarm Optimization (PSO) and Cuckoo Search (CS) Algorithm. The IEEE 30 bus system is used as a test system and performance of PSO and CS algorithm evaluated with and without UPFC on test system. The optimum placement of UPFC is carried
Vireshkumar Mathad*, Gururaj Kulkarni
openaire   +1 more source

Steady State Analysis of a UPFC as Voltage Regulator for Optimal Position in the Transmission Line

open access: yesSultan Qaboos University Journal for Science, 2003
It has recently been illustrated that the Unified Power Flow Controller (UPFC) installation location plays an important role in effecting nonlinearly in the UPFC steady state performance of the system.
S. Ali Al-Mawsawi, Mohammed R. Qader
doaj   +1 more source

Improved feed forward power coordinate control strategy for unified power flow controller

open access: yesDianzi Jishu Yingyong, 2019
Unified power flow controller(UPFC) is the most advance flexible ac transmission system(FACTS). Active/reactive power balance for UPFC is analyzed in this paper when it is working in power flow control mode, and an improved real time power coordinate ...
Xu Yunfei   +4 more
doaj   +1 more source

Harmonic influence analysis of unified power flow controller based on modular multilevel converter

open access: yesJournal of Modern Power Systems and Clean Energy, 2016
The unified power flow controller (UPFC) based on modular multilevel converter (MMC) is the most creative flexible ac transmission system (FACTS) device.
Yubo Yuan   +5 more
doaj   +1 more source

Modeling generalized interline power-flow controller (GIPFC) using 48-pulse voltage source converters

open access: yesJournal of Electrical Systems and Information Technology, 2018
Generalized interline power-flow controller (GIPFC) is one of the voltage-source controller (VSC)-based flexible AC transmission system (FACTS) controllers that can independently regulate the power-flow over each transmission line of a multiline system ...
Amir Ghorbani   +2 more
doaj   +1 more source

Design of Fault Protection Stra for Unified Power Flow Controller in Distribution Networks

open access: yesEnergies
The capacity of traditional distribution networks is limited. After large-scale distributed power sources are connected, it is difficult to consume them at the same voltage level, which can lead to transformer reverse overloading and voltage limit ...
Xiaochun Mou   +6 more
doaj   +1 more source

Strategic deployment of FACTS devices for enhanced security in multi-area power systems

open access: yesResults in Engineering
The increasing demand for reliable and efficient power transfer in connected systems drives the use of Flexible AC Transmission System (FACTS) controllers.
Chintalapudi V Suresh   +3 more
doaj   +1 more source

Transient Stability Enhancement Of Power System Using Upfc (Unified Power Flow Controller)

open access: yes, 2017
In the power grid system, the prime subjects are to transmit power with supreme power factor and high power quality, supreme transient stability, economical and minimum risk of system failure. The constantly growth of electrical power demands and loads, particularly non-linear loads making the power system network become more obscure to operate and the
Noaman Khan, Haseeb Ahmad, Amjad Khattak
openaire   +2 more sources

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