Review of the AC loss computation for HTS using H formulation

B Shen, F Grilli, T Coombs - Superconductor Science and …, 2020 - iopscience.iop.org
This article presents a review of the finite-element method (FEM) model based on the H
formulation of Maxwell's equations used to calculate AC losses in high-temperature …

Overview of H-Formulation: A Versatile Tool for Modeling Electromagnetics in High-Temperature Superconductor Applications

B Shen, F Grilli, T Coombs - IEEE access, 2020 - ieeexplore.ieee.org
This paper reviews the modeling of high-temperature superconductors (HTS) using the
finiteelement method (FEM) based on the H-formulation of Maxwell's equations. This …

Modelling of bulk superconductor magnetization

MD Ainslie, H Fujishiro - Superconductor Science and …, 2015 - iopscience.iop.org
This paper presents a topical review of the current state of the art in modelling the
magnetization of bulk superconductors, including both (RE) BCO (where RE= rare earth or …

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 …

Numerical modelling of dynamic resistance in high-temperature superconducting coated-conductor wires

MD Ainslie, CW Bumby, Z Jiang… - Superconductor …, 2018 - iopscience.iop.org
The use of superconducting wire within AC power systems is complicated by the dissipative
interactions that occur when a superconductor is exposed to an alternating current and/or …

Numerical modelling of mechanical stresses in bulk superconductor magnets with and without mechanical reinforcement

MD Ainslie, KY Huang, H Fujishiro… - Superconductor …, 2019 - iopscience.iop.org
The magnetic field trap** capability of a bulk superconductor is essentially determined by
the critical current density, J c (B, T), of the material. With state-of-the-art bulk (RE) BCO …

Comparison of 2D simulation models to estimate the critical current of a coated superconducting coil

Y Liu, J Ou, F Grilli, F Schreiner… - Superconductor …, 2018 - iopscience.iop.org
Superconductors have been being applied to a variety of large-scale power applications,
including magnets, electric machines, and fault current limiters, because they can enable a …

Experimental and numerical study on AC loss reduction in a REBCO coil assembly by applying high saturation field powder-core flux diverters

S You, D Miyagi, RA Badcock, NJ Long, Z Jiang - Cryogenics, 2022 - Elsevier
AC loss is one of the key issues need to be considered in designing high temperature
superconducting (HTS) devices. An effective method for AC loss reduction is applying …

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 …