Design, development, and testing of a 6.6 MVA HTS traction transformer for high-speed train applications

X Zhao, J Fang, Z Jiang, W Song, N Liu… - Superconductor …, 2023 - iopscience.iop.org
High-temperature superconducting traction transformers (HTSTTs) have the merits of small
size and lightweight in comparison with their conventional counterparts. This article reports …

[HTML][HTML] Numerical study of the effect of anisotropy and field dependence of critical current on AC loss in REBCO coated conductors and stacks

W Li, Z Jiang, D Zhou, C Cai - Superconductivity, 2024 - Elsevier
High-temperature superconducting (HTS) AC electrical devices generally carry AC transport
currents and are exposed to AC external magnetic fields with arbitrary orientations. Realistic …

[HTML][HTML] Impact of Perlator on the cooling liquid flow and hottest point temperature of superconducting windings in HTS transformer

M Mahamed, M Yazdani-Asrami, V Behjat, A Yazdani… - Superconductivity, 2022 - Elsevier
The generated heat by the superconducting windings and the other parts such as current
leads in transformer increases the hottest point temperature (HPT) and causes the high …

The effect of flux diverters on the AC loss of REBCO coil coupled with iron core

W Chen, R **, S Wang, M Xu, T Che, B Shen, X Yang… - Cryogenics, 2022 - Elsevier
High temperature superconducting (HTS) coil coupled with iron core can be widely used in
superconducting power equipment such as superconducting motor, superconducting current …

[HTML][HTML] Short circuit analysis of a fault-tolerant current-limiting high temperature superconducting transformer in a power system in presence of distributed generations

A Sadeghi, SA Bonab, W Song, M Yazdani-Asrami - Superconductivity, 2024 - Elsevier
Power transformers are key elements for the safe and reliable delivery of electrical energy
generated by renewable energy resources to consumers via transmission lines. Fault …

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 …

[HTML][HTML] AC loss study on a 3-phase HTS 1 MVA transformer coupled with a three-limb iron core

Y Wu, S You, J Fang, RA Badcock, NJ Long, Z Jiang - Superconductivity, 2024 - Elsevier
High-temperature superconducting (HTS) technology provides an alternative approach to
achieve compact transformers. Addressing AC loss in the HTS winding is crucial for HTS …

Design and Thermal Analysis of a 250 MVA HTS Transformer for Substation of Offshore Wind Farms

M Mahamed, S Seyyedbarzegar - Physica C: Superconductivity and its …, 2024 - Elsevier
Abstract In Offshore Substations (OSs), using High Temperature Superconducting (HTS)
transformers instead of conventional power transformers to reduce operational and …

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 …

Study on AC loss of stacked REBCO cable wrapped with magnetic strip

W Chen, R **, F Chi, Y Ye, W Wang, X Yang, Y Zhu… - Cryogenics, 2024 - Elsevier
REBCO stacked cables have great potential for application in high-temperature
superconducting (HTS) power devices due to their compact structure and easy scalability …