Results 11 to 20 of about 1,233,761 (302)
Smart transformer/large flexible transformer [PDF]
CES 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 +5 more sources
Improved Operation Strategy for the High Voltage Input Stage of a Multi-Port Smart Transformer
Energies, 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 +4 more sources
IEEE Access, 2023 Microgrids are considered an adequate alternative to overcome the challenges involving integrating distributed energy resources in distribution systems to contribute to the ‘Three D’ trend in the electricity sector, i.e., decentralize ...
Rafael A. NuNez R +3 more
doaj +2 more sources
Overload Control in Smart Transformer-Fed Grid
Applied 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
IEEE Access, 2021 A smart transformer (ST) based meshed hybrid distribution network is realized by extending ST low voltage dc (LVDC) link to form a LVDC line which connects dc buses of existing distributed generation (DG) converters.
Chandan Kumar +3 more
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Smart transformer-based medium voltage grid support by means of active power control
CES Transactions on Electrical Machines and Systems, 2020 In the last decades the voltage regulation has been challenged by the increase of power variability in the electric grid, due to the spread of non-dispatchable generation sources.
Stefano Giacomuzzi +4 more
doaj +2 more sources
FPGA-Based Smart Sensor to Detect Current Transformer Saturation during Inrush Current Measurement
Sensors, 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
IEEE Transactions on Industrial Electronics, 2019 In this paper, the quadruple active bridge (QAB) dc–dc converter is proposed to be used as a building block to implement the dc–dc stage of a smart transformer (ST).
Ferreira Costa +2 more
exaly +2 more sources
OPERATIONS AND CONTROL OF SMART TRANSFORMER FOR MANAGERIAL PERFORMANCE OF STAND-ALONE OPERATIONS [PDF]
Proceedings 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