Results 1 to 10 of about 2,466 (210)

Investigation of advanced control for the unified power flow controller (UPFC) [PDF]

open access: yes
The Unified Power Flow Controller (UPFC) is the versatile FACTS controller that can control up to three transmission system parameters individually or simultaneously in appropriate combinations. The work presented in this thesis is concentrated on the modelling and control of the UPFC.
Farrag, Mohamed
openaire   +2 more sources

Passive Sliding Mode Controlled UPFC and its Treatment Strategy of Unbalanced Grid Conditions

open access: yesFrontiers in Energy Research, 2021
Modular multilevel converter based unified power flow controller (MMC-UPFC) can provide flexible power regulation and plays an important role in the smart grid and future distribution networks.
Yang Chen   +5 more
doaj   +1 more source

Improvement of the Power System's Transient Stability Using the Unified Power Flow Controller with Fuzzy Logic Technique

open access: yesJournal of Techniques, 2023
By combining the functions of many FACTS (flexible alternative current transmission systems) devices into a single unit, the UPFC (unified power flow controller) is the most efficient FACTS device available.
Raghad Hameed Ahmed, Ahmed Said Nouri
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

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

Performance Analysis of Marine-Predator-Algorithm-Based Optimum PI Controller with Unified Power Flow Controller for Loss Reduction in Wind–Solar Integrated System

open access: yesEnergies, 2023
Transmission line losses are a crucial and essential issue in stable power system operation. Numerous methodologies and techniques prevail for minimizing losses.
Chandu Valuva, Subramani Chinnamuthu
doaj   +1 more source

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

Design of an Adaptive Neurofuzzy Inference Control System for the Unified Power-Flow Controller [PDF]

open access: yes, 2011
This paper presents a new approach to control the operation of the unified power-flow controller (UPFC) based on the adaptive neurofuzzy inference controller (ANFIC) concept.
Farrag, Mohamed, Putrus, Ghanim
core   +1 more source

Power Flow Calculation Methods for Power Systems with Novel Structure UPFC

open access: yesApplied Sciences, 2020
Latest unified power flow controller (UPFC) projects adopt novel device structures to meet the requirements of practical applications. Developing power flow calculation methods for these new UPFC structures is of great significance for the design and ...
Jian Yang, Zheng Xu
doaj   +1 more source

Power system damping enhancement using unified power flow controller (UPFC)

open access: yesElectrical Engineering in Japan, 1999
The Unified Power Flow Controller (UPFC) can inject voltage with controllable magnitude and phase angle in series with a transmission line. It can also generate or absorb controllable reactive power. UPFC is expected to be able to damp power system oscillations more effectively than power electronics devices such as SVG and TCSC.
Hirotoshi Kohno   +2 more
openaire   +2 more sources

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