Results 21 to 30 of about 1,224 (273)

Standards relevant to transformers – Part IX [PDF]

open access: yes, 2022
This part of the column covers a list of standards on the range of accessories used with power transformers and reactors. These standards apply to a wide range of accessories and fittings mounted on power transformers and reactors.
Ramachandran, P., Jhala, A. S.
core   +1 more source

Air‐core dry‐type shunt reactor protection based on an alternative current alpha plane

open access: yesIET Generation, Transmission & Distribution, 2021
This paper proposes an alternative current alpha plane protection for shunt reactors, which is able to identify internal faults, including turn‐to‐turn faults.
Maria Leonor Silva de Almeida   +2 more
doaj   +1 more source

Books on power transformers in Russian – A bibliography 1969 – 2017 [PDF]

open access: yes, 2021
The bibliography of Russian books on power transformers and reactors is a continuation of the bibliography of books on power transformers in Germans published earlier. It was compiled at accessible Internet addresses for a period from 1924 (F.
Gurin, Vitaly, Ramachandran, P.
core   +1 more source

A soft‐switching inverting high step‐down converter with a pair of coupled inductors and self‐driven synchronous rectifier

open access: yesIET Power Electronics, 2021
In this paper, a non‐isolated coupled‐inductor high step‐down converter with extended duty cycle is proposed, which operates under discontinuous conduction mode.
Farzad Hosseinabadi   +6 more
doaj   +1 more source

Variable Reactance Criteria to Mitigate Voltage Deviations in Power Transformers in Light- and Over-Load Conditions

open access: yesMachines, 2023
In this paper, variable reactance (VR) criteria are proposed to mitigate voltage deviations in power transformers under light-load inductive and capacitive conditions, as well as for over-load conditions.
Marta Haro-Larrode
doaj   +1 more source

Books on power transformers in Russian – A bibliography 1924 – 1969 [PDF]

open access: yes, 2021
The bibliography of Russian books on power transformers and reactors is a continuation of the bibliography of books on power transformers in the German language, published earlier.
Gurin, Vitaly, Ramachandran, P.
core   +1 more source

Soft‐switching non‐isolated high step‐up three‐level boost converter using single magnetic element

open access: yesIET Power Electronics, 2021
Here, a soft switched three‐level boost converter with high voltage gain is proposed which is suitable for high step‐up applications with wide output power range.
Hamed Moradmand Jazi   +7 more
doaj   +1 more source

Study of the state of the issue of increasing the quality of electric energy in the power supply systems [PDF]

open access: yesE3S Web of Conferences, 2020
This article examines the importance of ensuring the quality of electricity and considers the possibility of using a system for monitoring the quality of electricity in the power supply system. Based on the results of the study, it was found that the use
Karimov Raxmatillo
doaj   +1 more source

Generalised Tapped Inductor Switcher (GTIS) approach to modelling of high‐order converters

open access: yesIET Power Electronics, 2021
A generalized modelling technique suited to integrated and high order Pulse‐Width‐Modulation (PWM) topologies is studied and proposed here. Most integrated converters have their switches shared by more than one inductive element. The proposed generalised
Jia Yao   +3 more
doaj   +1 more source

Investigation on gas generation characteristics in transformer oil under vibration

open access: yesIET Generation, Transmission & Distribution, 2022
Operating experience has shown that characteristic gases can be found in oil‐immersed power transformers and high‐voltage reactors under strong vibration without discharge or thermal faults occurring.
Chong Guo   +5 more
doaj   +1 more source

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