Superconducting magnetic levitation: principle, materials, physics and models

P Bernstein, J Noudem - Superconductor Science and …, 2020 - iopscience.iop.org
In contrast to the interaction between two magnets with opposite magnetization directions,
the interaction between a permanent magnet and a superconductor can be stable and result …

Superconducting magnetic bearings simulation using an H-formulation finite element model

L Quéval, K Liu, W Yang… - Superconductor …, 2018 - iopscience.iop.org
The modeling of superconducting magnetic bearings (SMBs) is of great significance for
predicting and optimizing their levitation performance before construction. Although much …

H-formulation for simulating levitation forces acting on HTS bulks and stacks of 2G coated conductors

F Sass, GG Sotelo, R de Andrade Junior… - Superconductor …, 2015 - iopscience.iop.org
Several techniques to model high temperature superconductors (HTSs) are used throughout
the world. At the same time, the use of superconductors in transportation and magnetic …

A temperature-dependent multilayer model for direct current carrying HTS coated-conductors under perpendicular AC magnetic fields

J Ma, J Geng, WK Chan, J Schwartz… - Superconductor …, 2020 - iopscience.iop.org
When a type II superconductor carrying a direct current is subjected to a perpendicular
oscillating magnetic field, a direct current (DC) voltage will appear. This voltage can either …

A general method to simulate the electromagnetic characteristics of HTS maglev systems by finite element software

J Zheng, H Huang, S Zhang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
For practical maglev systems, the mutual effects among the bulk superconductor and the
permanent magnet are primarily investigated to provide useful implications for the design …

Rotating permanent magnets based flux pump for HTS no-insulation coil

J Ma, J Geng, J Gawith, H Zhang, C Li… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
High-temperature superconducting (HTS) no-insulation (NI) coil is a promising design
because of high current density, high thermal stability, and self-protection mechanism. Flux …

Levitation and guidance force efficiencies of bulk YBCO for different permanent magnetic guideways

M Abdioglu, K Ozturk, H Gedikli, M Ekici… - Journal of Alloys and …, 2015 - Elsevier
The development of superconductor Maglev systems depends on various disciplinary
studies due to the inherent composition of available technologies. Because the fabrication …

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 …

Superconducting magnetic bearings with bulks and 2G HTS stacks: Comparison between simulations using H and AV formulations with measurements

F Sass, DHN Dias, GG Sotelo… - Superconductor …, 2018 - iopscience.iop.org
AV and H are two of the most widespread formulations applied in the literature to calculate
current distribution in high-temperature superconductors (HTSs). Both formulations can …

Optimization of radial-type superconducting magnetic bearing using the Taguchi method

L Ai, G Zhang, W Li, G Liu, Q Liu - Physica C: Superconductivity and its …, 2018 - Elsevier
It is important and complicated to model and optimize the levitation behavior of
superconducting magnetic bearing (SMB). That is due to the nonlinear constitutive …