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 …

Combined impact of asymmetric critical current and flux diverters on AC loss of a 6.5 MVA/25 kV HTS traction transformer

Y Wu, W Song, SC Wimbush, J Fang… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
A 6.5 MVA/25 kV high-temperature superconducting (HTS) transformer for the Chinese
Fuxing high-speed train has been proposed to replace the oil-based transformers while …

Conducting a survey of research on high temperature superconducting transformers

F Irannezhad, H Heydari - IEEE Transactions on Applied …, 2020 - ieeexplore.ieee.org
Given the unique electrical and magnetic properties of superconductors, high temperature
superconducting (HTS) transformers will play a central role in the electricity industry in the …

[LIVRE][B] Power and Distribution transformers: Practical design guide

KRM Nair - 2021 - taylorfrancis.com
This book is based on the author's 50+ years experience in the power and distribution
transformer industry. The first few chapters of the book provide a step-by-step procedures of …

Development of a single-phase 330kVA HTS transformer using GdBCO tapes

D Hu, Z Li, Z Hong, Z ** - Physica C: Superconductivity and its …, 2017 - Elsevier
With the mature of manufacture process and technology of high temperature
superconductors, the critical current and stability are gradually increased. High temperature …

Development of high-temperature superconducting transformers for railway applications

R Schlosser, H Schmidt, M Leghissa… - IEEE Transactions on …, 2003 - ieeexplore.ieee.org
We describe the high-temperature superconducting (HTS) transformer project run by
Siemens. The project started in October 1996 and ended in September 2001. The aim of the …

AC loss properties of a 1 MVA single-phase HTS power transformer

M Iwakuma, K Funaki, K Kajikawa… - IEEE transactions on …, 2001 - ieeexplore.ieee.org
We designed and built a single-phase 1 MVA-22/6.9 kV HTS transformer with the multi-
layered cylindrical windings composed of Bi2223 parallel conductors. In advance of the …

Development of REBCO superconducting power transformers in Japan

M Iwakuma, H Hayashi, H Okamoto, A Tomioka… - Physica C …, 2009 - Elsevier
In Japan we started a national project to develop a 66/6.9 kV–20 MVA transformer with
REBCO superconducting tapes in 2006. This paper gives an overview of progress of the …

Optimal design of flux diverter using genetic algorithm for axial short circuit force reduction in HTS transformers

A Moradnouri, M Vakilian, A Hekmati… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
The appealing advantages of high-temperature superconducting (HTS) power transformers
over conventional ones have attracted transformer manufacturing companies, power …

Controlled over pressure processing of Bi2223 long length wires

S Kobayashi, T Kato, K Yamazaki… - IEEE transactions on …, 2005 - ieeexplore.ieee.org
By applying the high isostatic pressure in the final heat treatment, we have raised the critical
current (I/sub c/) of multifilamentary (Bi, Pb)/sub 2/Sr/sub 2/Ca/sub 2/Cu/sub 3/O/sub …