Results 11 to 20 of about 89,415 (299)

Fully FPGA‐based implementation of a modified control strategy for power electronic transformer in railway traction applications

open access: yesIET Power Electronics, 2021
Due to its several advantages (especially low volume and weight), power electronic transformer has gained notable attraction in railway applications. The main focus of this work is devoted to development a fully filed programmable gate array (FPGA)‐based
Khalil Akbariavaz   +2 more
doaj   +1 more source

A novel energy router based on multi‐winding line frequency transformer

open access: yesIET Generation, Transmission & Distribution, 2023
Energy routers based on the electronic power transformer are suitable for the AC–DC hybrid grid with multiple voltage levels, but their structures are complex.
Zhitao Guan   +4 more
doaj   +1 more source

Study on harmonic metering characteristics of Rogowski coil current transformer

open access: yesAIP Advances, 2023
This paper introduces the harmonic requirements of a power system transformer and the principle of the Rogowski coil electronic current transformer, summarizes the simple and practical methods for harmonic measurement of the Rogowski coil electronic ...
Liwen Chen   +7 more
doaj   +1 more source

Research on the Novel Flexible On-Load Voltage Regulator Transformer and Voltage Stability Analysis

open access: yesEnergies, 2022
Voltage stability has always been a hot topic in power system research. Traditional On-Load Tap-Charger (OLTC) transformer is considered to play a very important role in the system voltage stability.
Libo Han   +4 more
doaj   +1 more source

Island Partition of Distribution System with Distributed Generators Considering Protection of Vulnerable Nodes

open access: yesApplied Sciences, 2017
To improve the reliability of power supply in the case of the fault of distribution system with multiple distributed generators (DGs) and reduce the influence of node voltage fluctuation on the stability of distribution system operation in power ...
Gang Xu, Shunyu Wu, Yuanpeng Tan
doaj   +1 more source

Power System Compensation Using a Power-Electronics Integrated Transformer [PDF]

open access: yesIEEE Transactions on Power Delivery, 2018
This paper presents a new transformer, i.e., the Custom Power Active Transformer (CPAT) - which integrates shunt and series equivalent circuits within the transformer's magnetic structure. Thus, it provides power system services using a single transformer.
Atef Abbas Elsaharty, Mohamed   +2 more
openaire   +3 more sources

Voltage regulation considerations for the design of hybrid distribution transformers [PDF]

open access: yes, 2014
The future substation depends on finding a way to mitigate the effects of the drawbacks of the conventional legacy by employing the efficiency of the solid state switches [1].
Alqarni, M, Darwish, M, Radi, MA
core   +1 more source

MATLAB simulation analysis of a 12-pulse rectifier circuit based on a power electronic transformer and its non-ideal state [PDF]

open access: yesMATEC Web of Conferences, 2023
The power electronic transformer structure can increase the output side voltage while reducing the volume of the transformer, which has the effect of increasing power density and expanding the DC side. Based on the current research and application of the
Liang Shuwei, Wang Jiayu, Yang Litao
doaj   +1 more source

A Solid State Transformer model for power flow calculations [PDF]

open access: yes, 2017
This paper presents the implementation of a Solid State Transformer (SST) model in OpenDSS. The goal is to develop a SST model that could be useful for assessing the impact that the replacement of the conventional iron-and-copper transformer with the SST
Guerra Sánchez, Luis Gerardo   +1 more
core   +2 more sources

Development of a smart transformer to control the power exchange of a microgrid [PDF]

open access: yes, 2013
A smart transformer enables to control the power exchange between a microgrid and the utility network by controlling the voltage at the microgrid side within certain limits.
De Kooning, Jeroen   +3 more
core   +1 more source

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