Results 31 to 40 of about 2,466 (210)

Robust Coordinated Designing of PSS and UPFC Damping Controller [PDF]

open access: yes, 2013
This paper presents the simultaneous coordinated designing of the UPFC robust power oscillation damping controller and the conventional power system stabilizer. On the basis of the linearized Phillips-Herffron model, the coordinated design problem of PSS
Safari, A. (Amin)
core   +1 more source

Advanced Capacity-Expansion-Type Unified Power Flow Controller Based on Single-Core Phase-Shifting Transformer

open access: yesEnergies
In light of the growing complexity and demand in modern power systems, there is an increasing need for reliable, efficient, and flexible power flow control mechanisms.
Ningyu Zhang   +5 more
doaj   +1 more source

Dynamic control modeling and simulation of a UPFC–SMES compensator in power systems

open access: yesAin Shams Engineering Journal, 2015
Flexible AC Transmission Systems (FACTS) is granting a new group of advanced power electronic devices emerging for the enhancement of the power system performance. Unified Power Flow Controller (UPFC) is a recent version of FACTS devices for power system
Saravanan Kandasamy, Anita Rajapalan
doaj   +1 more source

Transformer‐less unified power flow controller in medium voltage distribution networks

open access: yesIET Generation, Transmission & Distribution, 2023
A transformer‐less unified power flow controller (UPFC) is a power electronic device consisting of series and shunt voltage source converters (VSCs) that are not connected to a common DC bus.
Mohamed A. Abdelrahman   +4 more
doaj   +1 more source

IMPERIALIST COMPETITIVE ALGORITHM FOR MINIMIZATION OF LOSSES BY OPTIMALLY LOCATING FACTS CONTROLLERS IN POWER SYSTEM

open access: yesElectrica, 2019
One of the key tasks to perform in the complicated operation and planning of the power system is the optimal power flow. The Unified Power Flow Controller (UPFC) is one of the Flexible AC Transmission System (FACTS) powerful power electronics device. The
Deepa Subramanıam NACHIMUTHU   +1 more
doaj   +2 more sources

Including UPFC dynamic phasor model into transient stability program [PDF]

open access: yes, 2005
In this paper a novel time simulation approach is introduced to implement transient stability analysis with FACTS devices, in which FACTS devices will use dynamic phasor models and interface properly with conventional electromechanical transient-model ...
Li, Y, Liu, H, Ni, Y, Zhu, H
core   +1 more source

Topological Structure and Control Strategy of E-UPFC

open access: yesEnergies
This article proposes a unified power flow controller with energy (E-UPFC) installed at the renewable energy grid connection node of the transmission network.
Weiping Yang, Cong Liu, Limin Yin
doaj   +1 more source

Generalised Predictive Control of a 12-bus Network Using Neutral-Point Clamped Voltage Source Converter UPFC [PDF]

open access: yes, 2014
The paper presents the application of a UPFC to a case study of a 12-bus high power network. The UPFC shunt converter employs 8 3-level Neutral Point Clamped (NPC) voltage source converters (VSC) and 12 single-phase three-winding phase shifting ...
Chong, BVP, Kokkinakis, M, Zhang, L
core   +1 more source

Optimized Asymmetrical Fuzzy‐2DOFTIDF Controller for LFC of Three‐Area Multi‐Sources Interconnected Power System Along With HAE‐FC and UPFC Using a New SOA Algorithm

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 866-886, February 2026.
This study proposes a novel Asymmetrical‐Fuzzy Two‐Degree‐of‐Freedom Tilt‐Integral‐Derivative (AF‐2DOF‐TIDF) controller for load frequency control in a multi‐area, multi‐source power system integrating Hydrogen‐Aqua‐Electrolyzer‐Fuel‐Cell (HAE‐FC) units and a Unified Power Flow Controller (UPFC).
Getaneh Mesfin Meseret, M. Bala Anand
wiley   +1 more source

Preventive Security-Constrained Optimal Power Flow Considering UPFC Control Modes

open access: yesEnergies, 2017
The successful application of the unified power flow controller (UPFC) provides a new control method for the secure and economic operation of power system. In order to make the full use of UPFC and improve the economic efficiency and static security of a
Xi Wu   +4 more
doaj   +1 more source

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