Investigation of transformer-based solutions for the reduction of inrush and phase-hop currents

R Dogan, S Jazebi, F De Leon - IEEE Transactions on Power …, 2015 - ieeexplore.ieee.org
A comprehensive literature review shows that transformer-based solutions are superior for
the mitigation of inrush currents than external (to the transformer) solutions. The use of air …

Calculating the inrush current of superconducting transformers

G Komarzyniec - Energies, 2021 - mdpi.com
Under certain circumstances, after connecting a superconducting transformer to the power
network, a high value current may flow through its windings. This current can exceed the …

Mitigation of electric arc furnace transformer inrush current using soft-starter-based controlled energization

IA Pires, AAP Machado… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The energization of power transformers is a frequent operation in electric arc furnaces
(EAFs). Magnetization inrush currents with 10-50 times the rated transformer current can …

[PDF][PDF] Mitigation of magnetising inrush current in three–phase power transformer

M Banerjee, A Khosla - Indonesian Journal of Electrical Engineering …, 2020 - academia.edu
During energization of no-load transformers, a high and peaky current flow on the primary
side which has rich second harmonics. This current is magnetising inrush current and it is …

Research of controlled switching strategy to restrain inrush current during the energisation of converter transformer

D Wang, Z Hao, Z Hui, K Wang… - The Journal of …, 2019 - Wiley Online Library
When an unloaded converter transformer is being energised, large inrush current may flow
in the voltage jump side depending upon the residual flux in the core and the closing voltage …

Electronic Circuit for Reduction of Power-On Transient Current in Transformer

J Hammerbauer, M Stork - 2023 International Conference on …, 2023 - ieeexplore.ieee.org
This paper describes a simple electronic system that allows reduction of the power-on
current in a transformer. When the transformer is connected to the network, a transient …

Metode određivanja remanentnog toka u magnetskoj jezgri

D Vulin - 2020 - repozitorij.unios.hr
Sažetak Remanentni tok u magnetskoj jezgri može stvarati značajne probleme u radu
elektroenergetskog sustava, posebice pri uklopu transformatora na nazivni napon. U praksi …

Pre-energize Analysis on 3 Phase Transformer by Considering Each Phase Flux

H Septiawan, IMY Negara, FA Pamuji - JAREE (Journal on Advanced …, 2019 - jaree.its.ac.id
Inrush current is a transient phenomenon that occurs when a transformer is first energized to
a voltage source at no-load conditions. It causes a very high inrush current. Inrush currents …

[PDF][PDF] ANALISIS PRE ENERGIZE PADA TRANSFORMATOR 3

FDMFT FASA - repository.its.ac.id
Arus inrush merupakan fenomena transien yang terjadi ketika transformator pertama kali
dihubungkan dengan sumber tegangan pada saat kondisi tanpa beban, sehingga …

Switching Transient Mitigation By Controlled Switching: A Literature Survey

A Pandharkar, TN Date… - Power Research-A …, 2013 - node6473.myfcloud.com
Energy is one of the major inputs for the economic development of any country. This is the
reason electrical power system network is expanding day by day to serve the increasing …