Results 1 to 10 of about 7,592 (164)

Smart transformer/large flexible transformer [PDF]

open access: yesCES Transactions on Electrical Machines and Systems, 2020
Solid-state transformer-based smart transformer (ST) can provide the dc connectivity and advanced services to improve the grid performance and to increase the penetration of the power electronics interfaced resources (e.g., distributed generators and ...
Rongwu Zhu   +3 more
doaj   +4 more sources

Overload Control in Smart Transformer-Fed Grid

open access: yesApplied Sciences, 2017
Renewable energy resources and new loads—such as electric vehicles—challenge grid management. Among several scenarios, the smart transformer represents a solution for simultaneously managing low- and medium-voltage grids, providing ancillary services to ...
Giovanni De Carne   +4 more
doaj   +3 more sources

Improved Operation Strategy for the High Voltage Input Stage of a Multi-Port Smart Transformer

open access: yesEnergies, 2022
Smart transformers are considered a crucial part of future smart grids as they will operate as the energy router and be able to control the power flows from and to the microgrids since they are placed in the border. A multi-port transformer can integrate
Enrique Romero-Cadaval   +4 more
doaj   +3 more sources

FPGA-Based Smart Sensor to Detect Current Transformer Saturation during Inrush Current Measurement

open access: yesSensors, 2023
Current transformer saturation affects measurement accuracy and, consequently, protection reliability. One important concern in the case of overcurrent protections is the discrimination between faults and inrush current in power transformers.
G. de J. Martínez-Figueroa   +2 more
doaj   +3 more sources

The impact of smart transformer on different radial distribution systems [PDF]

open access: yesArchives of Electrical Engineering, 2021
The work is intended to extend the application of a smart transformer on a radial distribution system. In this paper, an updated algorithm on the backward/forward power flow is introduced.
Ibrahem Mohamed A. Mahmoud   +2 more
doaj   +1 more source

OPERATIONS AND CONTROL OF SMART TRANSFORMER FOR MANAGERIAL PERFORMANCE OF STAND-ALONE OPERATIONS [PDF]

open access: yesProceedings on Engineering Sciences, 2021
Power transformers form very delicate and salient part of changing voltage and current levels to suite power transferability and distributions in the power grid system.
Bismark Budu , Bhagwan S. Ram
doaj   +1 more source

Smart Transformer for Smart Grid—Intelligent Framework and Techniques for Power Transformer Asset Management [PDF]

open access: yesIEEE Transactions on Smart Grid, 2015
Condition monitoring and diagnosis have become an essential part of power transformer asset management. A variety of online and offline measurements have been performed in utilities for evaluating different aspects of transformers’ conditions. However, properly processing measurement data and explicitly correlating these data to transformer condition ...
Hui Ma 0007   +3 more
openaire   +4 more sources

Fault-Ride-Through Approach for Grid-Tied Smart Transformers without Local Energy Storage

open access: yesEnergies, 2021
The Smart Transformer (ST) is being envisioned as the possible backbone of future distribution grids given the enhanced controllability it provides. Moreover, the ST offers DC-link connectivity, making it an attractive solution for the deployment of ...
Justino Rodrigues   +2 more
doaj   +1 more source

ОСОБЛИВОСТІ ДЕКОМПОЗИЦІЇ БАГАТОРІВНЕВИХ ВИПРЯМЛЯЧІВ ЗА УМОВИ ЗАДАНОГО ОБМЕЖЕННЯ ДІАПАЗОНУ РЕГУЛЮВАННЯ ВИХІДНОЇ НАПРУГИ

open access: yesТехнічна електродинаміка, 2022
Узгодження вимог певних груп електротехнічних та електротехнологічних споживачів електроенергії з діючими умовами живлення вимагає у багатьох випадках використання засобів перетворювальної техніки.
К.О. Липківський   +1 more
doaj   +1 more source

ОСОБЛИВОСТІ ЗМІНИ РОБОЧИХ СТАНІВ ВИКОНАВЧИХ СТРУКТУР БАГАТОРІВНЕВИХ ВИПРЯМЛЯЧІВ

open access: yesТехнічна електродинаміка, 2023
Основною складовою частиною систем електроживлення постійного струму є різноманітні напівпровідникові переважно керовані випрямлячі з відповідними фільтруючими конденсаторами. Зокрема, це багаторівневі випрямлячі (БРВ) з цілеспрямованою дискретно-разовою
К.О. Липківський   +1 more
doaj   +1 more source

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