Alternating current loss of superconductors applied to superconducting electrical machines

H Zhang, Z Wen, F Grilli, K Gyftakis, M Mueller - Energies, 2021 - mdpi.com
Superconductor technology has recently attracted increasing attention in power-generation-
and electrical-propulsion-related domains, as it provides a solution to the limited power …

Dynamic resistance and dynamic loss in a ReBCO superconductor

H Zhang, B Shen, X Chen, Z Jiang - Superconductor Science and …, 2022 - iopscience.iop.org
Dynamic resistance is a time-averaged direct current (DC) resistance in superconducting
materials, which typically occurs when a superconductor is carrying a transport DC while …

Dynamic loss and magnetization loss of HTS coated conductors, stacks, and coils for high-speed synchronous machines

H Zhang, P Machura, K Kails, H Chen… - Superconductor …, 2020 - iopscience.iop.org
Dynamic loss is an essential parameter to consider for the design of high temperature
superconducting (HTS) synchronous machine windings. For aerospace electric propulsion …

[HTML][HTML] High temperature superconducting flux pumps for contactless energization

Z Wen, H Zhang, M Mueller - Crystals, 2022 - mdpi.com
The development of superconducting technology has seen continuously increasing interest,
especially in the area of clean power systems and electrification of transport with low CO2 …

Effect of winding methods: Transport AC losses in CORC coils

J Zhao, SY Gao, BH Wu, XS Yang… - Superconductor …, 2022 - iopscience.iop.org
AC losses undoubtedly increase the burden on the cooling system and affect the overall
performance of high-temperature superconducting (HTS) cables. Therefore, AC losses in …

[HTML][HTML] Numerical modelling of high-temperature superconducting dynamos: A review

MD Ainslie - Superconductivity, 2023 - Elsevier
The high-temperature superconducting (HTS) dynamo enables injection of large DC
currents into a superconducting coil, without the need for thermally-inefficient current leads …

Modeling methodology for the transformer-rectifier flux pump considering electromagnetic and thermal coupling

C Li, G Li, Y **n, B Li - Superconductor Science and Technology, 2023 - iopscience.iop.org
High-temperature superconducting (HTS) magnets are promising in the application of high-
intensity magnetic field. HTS flux pumps are devices that can charge closed HTS magnets …

A cryogenic 3-kW GaN E-HEMT synchronous buck converter

A Wadsworth, MGS Pearce… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Superconductivity is a technology with the potential to enable new and exciting fields, from
transportation to energy production. Cryogenic power supplies are useful components for …

Review on high-temperature superconducting trapped field magnets

Q Wang, H Zhang, L Hao… - … Science and Technology, 2024 - iopscience.iop.org
Superconducting (SC) magnets can generate exceptionally high magnetic fields and can be
employed in various applications to enhance system power density. In contrast to …

Magnetisation and demagnetisation of trapped field stacks in a superconducting machine for electric aircraft

Q Wang, H Zhang, L Hao, J Hu, H Wei… - Superconductor …, 2023 - iopscience.iop.org
This research presents a comprehensive and innovative approach to investigating the
magnetisation and cross-field demagnetisation behaviour of high-temperature …