Results 31 to 40 of about 9,578 (200)

Harmonic mitigation and power quality improvement in utility grid with solar energy penetration using distribution static compensator

open access: yesIET Power Electronics, 2021
Distribution static compensator is based on power electronic devices technology which is utilized to supply rapid changes in active power as well as reactive power of utility grids. This is useful to achieve corrections in power factor, balancing of load,
Om Prakash Mahela   +4 more
doaj   +1 more source

Multi-terminal HVDC grids with inertia mimicry capability [PDF]

open access: yes, 2016
The high-voltage multi-terminal dc (MTDC) systems are foreseen to experience an important development in the next years. Currently, they have appeared to be a prevailing technical and economical solution for harvesting offshore wind energy. In this study,
Gharehpetian, Gevorg B.   +4 more
core   +2 more sources

Improvements in Bidirectional Power-Flow Balancing and Electric Power Quality of a Microgrid with Unbalanced Distributed Generators and Loads by Using Shunt Compensators

open access: yesEnergies, 2018
Improper connections of unbalanced distributed generators (DGs) and loads in a three-phase microgrid cause unbalanced and bidirectional power flow problems. The unbalanced DGs and loads may also aggravate the electric power quality (EPQ), such as voltage
Wei-Neng Chang   +2 more
doaj   +1 more source

Improving Voltage Stability in Kurdistan Power System in Areas with Deficit Power Production by Rescheduling the Active Power Based on PSS/E Simulation

open access: yesJournal of Engineering, 2023
This paper aims to improve the voltage profile using the Static Synchronous Compensator (STATCOM) in the power system in the Kurdistan Region for all weak buses. Power System Simulation studied it for Engineers (PSS\E) software version 33.0 to apply the
Zainab Pishtiwan Kamal   +1 more
doaj   +1 more source

Mitigation of voltage sags in distribution line system using static VAR compensator and static synchronous compensator [PDF]

open access: yesJournal of Physics: Conference Series, 2022
Abstract Voltage sag is one of the power quality disturbances most frequently by customers because it can cause economic loss for the customers especially industries and commercial customers. The main source of voltage sags are faults in transmission and distribution beside two others namely motor large starting and transformer ...
Surya Hardi   +4 more
openaire   +1 more source

Fuzzy second order sliding mode control of a unified power flow controller [PDF]

open access: yes, 2019
Purpose. This paper presents an advanced control scheme based on fuzzy logic and second order sliding mode of a unified power flow controller. This controller offers advantages in terms of static and dynamic operation of the power system such as the ...
Boudjema, Zinelaabidine   +2 more
core   +3 more sources

Nonlinear Damping Compensator for Dead-Time Disturbance Voltage Considering Parameter Uncertainty in SPMSM Drives

open access: yesIEEE Access, 2021
A dynamic model of surface-mounted permanent magnet synchronous motors (SPMSMs) is constructed to include the dead-time disturbance voltage of the voltage-source inverter and SPMSM parameter uncertainty.
Hyoung-Woo Kim   +3 more
doaj   +1 more source

Power Converters and Power Quality [PDF]

open access: yes, 2015
This paper discusses the subject of power quality for power converters. The first part gives an overview of most of the common disturbances and power quality issues in electrical networks for particle accelerators, and explains their consequences for ...
Kahle, K.
core   +3 more sources

SSO of DFIG-based wind farm integrated by a hybrid series compensator

open access: yesThe Journal of Engineering, 2019
Doubly-fed induction generator (DFIG)-based wind farms integrated by series compensated transmission lines are confronting with the problem of subsynchronous oscillation (SSO).
Xinyao Zhu   +5 more
doaj   +1 more source

Fuzzy logic damping controller for FACTS devices in interconnected power systems [PDF]

open access: yes, 1999
Fuzzy controllers are designed for flexible AC transmission systems (FACTS) in interconnected power systems. Two typical FACTS devices, a static synchronous compensator (STATCOM) and a unified power flow controller (UPFC), are used as examples to show ...
Chen, Shousun   +4 more
core   +1 more source

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