Results 11 to 20 of about 3,008 (258)

Three-phase modular multilevel converter based unified power flow controller

open access: yesEngineering Science and Technology, an International Journal, 2020
Flexible AC Transmission Systems (FACTS) when added to power systems provide them with flexibility making them able to cater for increasing power demands.
Ahmet Mete Vural, Emile Njodzefon Wirsiy
doaj   +1 more source

Adaptive FPA Algorithm based OPF with Unified Power Flow Controller

open access: yesEAI Endorsed Transactions on Energy Web, 2022
In this work a novel modified flower pollination algorithm has been developed to solve the problem of single and multi-objective Optimal Power Flow operations for Unified power Flow Controller in Flexible Alternating Current Transmission Systems.
Immanuel A.   +4 more
doaj   +1 more source

Dynamic Stability Improvement of Power System with Simultaneous and Coordinated Control of DFIG and UPFC using LMI [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2021
This paper presents enhancement of power system dynamic stability while equipped with both unified power flow controller and doubly fed induction generator by using LMI technique.
Masoud Maleki Rizi   +2 more
doaj   +1 more source

Control and analysis of a unified power flow controller [PDF]

open access: yesIEEE Transactions on Power Electronics, 1999
This paper presents a control scheme and comprehensive analysis for a unified power flow controller (UPFC) on the basis of theory, computer simulation and experiment. This developed theoretical analysis reveals that a conventional power feedback control scheme makes the UPFC induce power fluctuation in transient states.
Fujita, Hideaki   +2 more
openaire   +2 more sources

A unified optimization approach for the enhancement of Available Transfer Capability and Congestion Management using unified power flow controller [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2008
This paper proposes a unified optimization model and algorithm for assessing Available Transfer Capability (ATC) and carrying out Congestion Management (CM) in a Deregulated power system handling both pool and bilateral transactions.
Ramasubramanian Jayashree   +1 more
doaj   +1 more source

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

Modified unified power flow controller for medium voltage distribution networks

open access: yesIET Generation, Transmission & Distribution, 2022
A conventional unified power flow controllers (UPFCs) can provide power flow control and voltage regulation in medium voltage (MV) distribution networks using partially rated converters.
Mohamed A. Abdelrahman   +4 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

Self-Adaptive Firefly-Algorithm-Based Unified Power Flow Controller Placement with Single Objectives

open access: yesComplexity, 2021
The selection of positions for unified power flow controller (UPFC) placement in transmission network is an essential factor, which aids in operating the system in a more reliable and secured manner.
Selvarasu Ranganathan, S. Rajkumar
doaj   +1 more source

Unified Power Flow Controller for Power Flow Control

open access: yes, 2021
This paper presents the introduction of Unified Power Flow Controller (UPFC) for solving power flow control problem in power system. The Unified Power Flow Controller is a distinctive FACTS (Flexible AC Transmission Systems) device that is the utmost sophisticated and complex power electronic equipment and has developed for the control and optimization
openaire   +1 more source

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