Survey on high-temperature superconducting transformer windings design

A Moradnouri, A Ardeshiri, M Vakilian… - … of Superconductivity and …, 2020 - Springer
Utilization of superconducting equipment increases every day due to availability of the HTS
tapes with reasonable prices, commercially. Since 1997, many high-temperature …

AC Loss Reduction in HTS Coil Windings Coupled With an Iron Core Using Flux Diverters

Y Wu, J Fang, N Amemiya, RA Badcock, NJ Long… - IEEE …, 2023 - ieeexplore.ieee.org
Iron cores are widely employed in high temperature superconducting (HTS) power devices
to enhance the magnetic field and improve the power density. In spite of these benefits, the …

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 …

Experimental AC loss study on REBCO coil assemblies coupled with an iron cylinder

Y Wu, J Fang, D Miyagi, N Amemiya… - Superconductor …, 2024 - iopscience.iop.org
In high-temperature superconducting (HTS) power devices, the presence of iron cores
changes the magnetic field profile around the HTS coil windings, potentially affecting their …

Influence of the HTS winding tape on limiting the transient currents in superconducting transformers

P Surdacki, Ł Woźniak - Energies, 2022 - mdpi.com
The article presents an extended computer model of a HTS (high temperature
superconducting) 21 MVA 70/10.5 kV transformer with severalfold compound windings …

Impact of the radius of double pancake windings on the electromagnetic behavior of high temperature superconducting transformer

H Attar, A Moradnouri, R Mirghaforian… - … The international journal …, 2022 - emerald.com
Purpose It has constantly been important to investigate the distribution of magnetic fields in
high temperature superconducting (HTS) transformers because the high magnetic field …

Considerations of 2G HTS transformer temperature during short circuit

L Jaroszynski, G Wojtasiewicz… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
A superconducting transformer with the windings made of second-generation high-
temperature superconducting (HTS) tape can limit short-circuit current effectively. Despite …

Superconducting Surge Current Limiter

S Kozak - Energies, 2021 - mdpi.com
A superconducting fault current limiter (SFCL) for medium voltage networks cooled by a
cryocooler was designed, built and tested by the current author. For the construction of this …

[PDF][PDF] Fault current limitation by 2G HTS superconducting transformer-experimental investigation

G Wojtasiewicz - Acta Physica Polonica A, 2016 - bibliotekanauki.pl
Transformers represent one of the oldest and most mature elements in a power transmission
and distribution network. The new superconducting transformers are smaller and lighter than …

[PDF][PDF] Superconducting devices for power engineering

T Janowski, B Kondratowicz-Kucewicz… - … Physica Polonica A, 2016 - bibliotekanauki.pl
The paper presents the current state of research on superconducting devices for the
electrical power system, ie transformers, fault-current limiters, and energy storages. In …