Results 71 to 80 of about 4,033 (193)

Modeling and Assessing Vulnerabilities of Aircraft Cyber–Physical Power Systems Based on Complex Network Theory

open access: yesIET Electrical Systems in Transportation, Volume 2025, Issue 1, 2025.
The concept of more electric aircraft (MEA) is a major trend in the aircraft industry. Compared to the conventional aircraft electrical power system (AEPS), the MEA–EPS has become more integrated and complex. The MEA–EPS demonstrates typical characteristics of a cyber–physical system (CPS) as a result of the implementation of intelligent management and
Chang Liu   +5 more
wiley   +1 more source

Autotransformer fed traction power supply system: analysis, modeling and simulation

open access: yesGlobal Energy Interconnection, 2018
For many decades, Ethiopia had been using a meter gauge railway from Addis Ababa to the red sea port of Djibouti. Currently, the century old railway is completely replaced by a brand new standard gauge electrified railway line aiming to connect the ...
Getachew Biru Worku, Asegid Belay Kebede
doaj   +1 more source

Systematic Implementation and Performance Evaluation of Multiphase Power Converter in Medium Voltage Drive System

open access: yesIET Energy Systems Integration, Volume 7, Issue 1, January/December 2025.
ABSTRACT Investigation of power converters for use in industrial drive applications finds that these converters are used low reliable components. To overcome this issue, in this paper, advanced power converters (multi‐pulse AC–DC and multilevel DC–AC converter) are developed and implemented to feed vector‐controlled induction motor drive (VCIMD), which
Bhim Singh, Rohit Kumar
wiley   +1 more source

Research on the control strategy of multi-port DC/DC energy router for the energy Internet

open access: yes物联网学报, 2020
The characteristics and shortcomings of the current multi-port direct current (DC) to DC (DC/DC) energy router were analyzed.A multi-port DC/DC energy router for the energy Internet was optimized and designed.Through the analysis of the operating voltage
Wenzhong MA   +7 more
doaj   +2 more sources

Coupled autotransformer and magnetic-control soft-start method for super-large-capacity high-voltage motors

open access: yesHigh Voltage, 2019
The large current generated by a direct start of the super-large-capacity high-voltage induction motor would have a huge impact on the power grid as well as the motor itself.
Jiaxin Yuan   +5 more
doaj   +1 more source

A Novel Approach for Mitigating Electrical Losses and Current Unbalance in Low Voltage Distribution Networks

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
In this method, by increasing the degrees of freedom of the unbalanced IEEE 906 bus low‐voltage reference network through load transfer switches, the optimal network configuration is proposed using a meta‐heuristic algorithm to solve this constrained large‐scale optimization problem for the purpose of electrical losses reduction.
Pooya Najafi Zanjani   +3 more
wiley   +1 more source

Design and implementation of a full analogue gate driver for current compensation of paralleled SiC‐MOSFETs

open access: yesIET Power Electronics, Volume 18, Issue 1, January/December 2025.
This paper designs and implements a fully analogue gate driver for current compensation of paralleled SiC‐MOSFETs. Silicon carbide MOSFETs have current ratings that are not sufficiently high to be used in high‐power converters. It is necessary to connect several MOSFETs in parallel in order to increase current capabilities.
Adel Rezaeian   +2 more
wiley   +1 more source

State-space average modelling of 18-pulse diode rectifier [PDF]

open access: yes
The paper presents an averaged-value model of the direct symmetric topology of 18-pulse autotransformer AC-DC rectifiers. The model captures the key features of the dynamic characteristics of the rectifiers, while being time invariant and ...
Griffo, Antonio, Howe, D., Wang, J.B.
core  

Transformer regulated self-stabilizing chopper [PDF]

open access: yes, 1969
A self-stabilizing voltage regulator is described. Direct current voltage regulation employing a series transistor rendered conductive during various portions of a cycle is controlled by saturation of an autotransformer. The constant volt-second capacity
Raposa, F. L.
core   +1 more source

FEM Analysis of Magnetic Field and Forces in Area ARC Fault of Autotransformer HV Winding

open access: yesArchives of Electrical Engineering, 2014
In this paper the electric arc fault in the high voltage winding turn of the power autotransformer has been investigated. 3D magnetic field distributions in the leakage domain and electrodynamic forces acting on high voltage winding have been calculated.
Koteras Dariusz
doaj   +1 more source

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