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 …

4.6 T generated by a high-temperature superconducting ring magnet

MZ Ali, J Zheng, F Huber, Z Zhang… - Superconductor …, 2020 - iopscience.iop.org
We report here a record 4.6 T trapped field generated by high temperature superconducting
(HTS) persistent current loops using a HTS ring structure. By stacking 200 HTS rings into a …

Sharp demagnetization of closed-loop HTS coil in first cycle of external AC fields induced by unexpected dynamic resistance

Z Zhong, W Wu, Z Jin - Superconductor Science and Technology, 2021 - iopscience.iop.org
Dynamic resistance leads to the demagnetization of high-T c superconducting (HTS)
permanent magnets (such as closed-loop coils and tape stacks) when exposed to AC fields …

A 3-D strong-coupled electromagnetic-thermal model for HTS bulk and its uses to study the dynamic characteristics of a linear HTS maglev bearing

W Yang, L Queval, G Ma, C Ye, G Li… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Thermal effect will greatly affect the engineering performance of high-temperature
superconductors (HTSs) due to its strong dependence of electromagnetic parameters upon …

[HTML][HTML] Effect of heating and bending on localized critical current in 2G HTS tapes with non-contact trapped field measurements

CM Yang, QF Hong, CL Chang, IG Chen - Journal of Materials Research …, 2024 - Elsevier
Current-voltage measurement (I–V curve) is a typical method to identify the critical current (I
c) of second-generation high-temperature superconducting tapes (2G HTS tapes). However …

[HTML][HTML] Magnetization characteristics of HTS-stacked ring magnets with and without HTS stack inserts

H Liao, AR Dennis, W Yuan, M Zhang - Journal of Applied Physics, 2023 - pubs.aip.org
High-temperature superconducting (HTS) trapped field magnets can generate and maintain
stable, high magnetic fields without requiring external power supplies. Recently, HTS …

Magnetization mechanism of a hybrid high temperature superconducting trapped field magnet

H Liao, W Yuan, Z Zhang, M Zhang - Journal of Applied Physics, 2023 - pubs.aip.org
This paper studies the magnetization mechanism of a hybrid high temperature
superconducting (HTS) trapped field magnet. To address the size limitation of traditional …

[HTML][HTML] Development of a novel joint-less double aperture REBCO magnet with an innovative excitation circuit for stable magnetic field generation

H Dong, D Huang, H Yu, H Gu, F Ding - Superconductivity, 2024 - Elsevier
Second-generation high-temperature superconducting (2G-HTS) magnets operating in
persistent current mode (PCM) effectively address the challenge of magnetic field stability …

Adapting a commercial integrated circuit 3-axis Hall sensor for measurements at low temperatures: Mapping the three components of B in superconducting …

N Rotheudt, JF Fagnard, P Harmeling… - Cryogenics, 2023 - Elsevier
Mapping the magnitude and the direction of the flux density B→ at cryogenic temperature is
of particular interest in numerous applications involving superconductors. However, it is …

Mechanical analysis of trapped field HTS-stacked ring magnets with and without HTS stack inserts

H Liao, W Yuan, M Zhang - Acta Mechanica Sinica, 2024 - Springer
Trapped field high-temperature superconducting (HTS) magnets have zero resistance and
can maintain strong magnetic fields without external power supplies once properly …