Results 21 to 30 of about 23,931 (308)

Coordinated control strategy for microgrid stability maintenance under isolated island operation [PDF]

open access: yesArchives of Electrical Engineering, 2021
In this study, the inverter in a microgrid was adjusted by the particle swarm optimization (PSO) based coordinated control strategy to ensure the stability of the isolated island operation.
Pan Wu, Xiaowei Xu
doaj   +1 more source

Enhanced Electric Vehicle Integration in the UK Low Voltage Networks with Distributed Phase Shifting Control [PDF]

open access: yes, 2019
Electric vehicles (EV) have gained global attention due to increasing oil prices and rising concerns about transportation-related urban air pollution and climate change.
Denai, Mouloud, Vega-Fuentes, Eduardo
core   +3 more sources

Design and development of a novel Invasive Blood Pressure simulator for patient's monitor testing [PDF]

open access: yes, 2020
This paper presents a newly-designed and realized Invasive Blood Pressure (IBP) device for the simulation on patient’s monitors. This device shows improvements and presents extended features with respect to a first prototype presented by the authors and ...
Bibbo, Daniele   +5 more
core   +1 more source

A convex formulation for voltage unbalance compensation problem on hybrid microgrids

open access: yesRevista Principia, 2019
Voltage unbalance is a power quality condition that arises due to the presence of unbalanced single-phase loads. The presence of voltage unbalances affects negatively a series of sensible equipment and, therefore, is undesirable.
José Diogo Forte de Oliveira Luna   +2 more
doaj   +1 more source

Balancing distribution systems with three‐phase active front end rectifiers: field experiment results

open access: yesIET Generation, Transmission & Distribution, 2017
This study describes field tests of alternative methods to control three‐phase active rectifiers to reduce voltage unbalance in low‐voltage (LV) distribution systems.
Phillip J. Douglass, Ionut Trintis
doaj   +1 more source

Angular symmetrical components-based anti-islanding method for solar photovoltaic-integrated microgrid

open access: yesAutomatika, 2023
This article examines how an innovative Angular Symmetrical Components of Voltages be applied to islanding detection and voltage unbalance factor estimation at a photovoltaic inverter-based distribution unit. Positive and Negative Sequence Components are
V. Arivumani, Sujatha Balaraman
doaj   +1 more source

Compensation of Distribution System Voltage using DVR [PDF]

open access: yes, 2002
A dynamic voltage restorer (DVR) is a power-electronic controller that can protect sensitive loads from disturbances in the supply system. In this paper, it is demonstrated that this device can tightly regulate the voltage at the load terminal against ...
Ghosh, Arindam, Ledwich, Gerard
core   +2 more sources

Theoretical and Experimental Investigation of the Supply Voltage Unbalance Effects on Squirrel Cage Induction Motors

open access: yesAlgerian Journal of Signals and Systems, 2019
Voltage unbalance is one of the power quality problems causing a lot of ill effects on induction motors. These are namely: Overheating, line-current unbalance, derating, torque pulsation, and inefficiency.
Fatma Zohra DEKHANDJI, Hamid BENTARZI
doaj   +1 more source

Frequency and fundamental signal measurement algorithms for distributed control and protection applications [PDF]

open access: yes, 2009
Increasing penetration of distributed generation within electricity networks leads to the requirement for cheap, integrated, protection and control systems.
Burt, G.M.   +2 more
core   +1 more source

Coordinated control of distributed renewable energy in bipolar DC microgrid based on modulus transformation

open access: yesEnergy Reports, 2023
The coupling between the positive and negative poles of the bipolar DC microgrid will influence the voltage control which makes it difficult to compute the parameters of the control loop independently.
Chunsheng Guo   +6 more
doaj   +1 more source

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