Roebel cables from REBCO coated conductors: a one-century-old concept for the superconductivity of the future

W Goldacker, F Grilli, E Pardo, A Kario… - Superconductor …, 2014 - iopscience.iop.org
Energy applications employing high-temperature superconductors (HTS), such as
motors/generators, transformers, transmission lines and fault current limiters, are usually …

Computation of losses in HTS under the action of varying magnetic fields and currents

F Grilli, E Pardo, A Stenvall, DN Nguyen… - IEEE Transactions …, 2013 - ieeexplore.ieee.org
Numerical modeling of superconductors is widely recognized as a powerful tool for
interpreting experimental results, understanding physical mechanisms, and predicting the …

A finite element model for simulating second generation high temperature superconducting coils/stacks with large number of turns

F Liang, S Venuturumilli, H Zhang, M Zhang… - Journal of Applied …, 2017 - pubs.aip.org
An efficient two dimensional TA formulation based approach is proposed to calculate the
electromagnetic characteristics of tape stacks and coils made of second generation high …

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 …

Study of second generation, high-temperature superconducting coils: Determination of critical current

M Zhang, JH Kim, S Pamidi, M Chudy… - Journal of Applied …, 2012 - pubs.aip.org
This paper presents the modeling of second generation (2 G) high-temperature
superconducting (HTS) pancake coils using finite element method. The axial symmetric …

Three-dimensional model for numerical electromagnetic field analyses of coated superconductors and its application to Roebel cables

M Nii, N Amemiya, T Nakamura - Superconductor Science and …, 2012 - iopscience.iop.org
We developed a novel model for numerical electromagnetic field analysis of assembled
conductors, considering their three-dimensional structure. Since the superconductor layer of …

New application of temperature-dependent modelling of high temperature superconductors: Quench propagation and pulse magnetization

M Zhang, K Matsuda, TA Coombs - Journal of Applied Physics, 2012 - pubs.aip.org
We present temperature-dependent modeling of high-temperature superconductors (HTS) to
understand HTS electromagnetic phenomena where temperature fluctuation plays a …

Frequency-dependent critical current and transport ac loss of superconductor strip andRoebel cable

KP Thakur, A Raj, EH Brandt, J Kvitkovic… - Superconductor …, 2011 - iopscience.iop.org
The frequency-dependent critical current of a superconductor strip and Roebel cable has
been studied using a 2D finite element simulation. It is shown that the critical current of the …

Experimental study on screening-current induced strain in REBCO insert coils: under critical current control and operation current cycles

L Shao, Y Zhang, C **n, F Liu, Y Yan, Y Li… - Superconductor …, 2024 - iopscience.iop.org
The screening-current effect is an inhomogeneous distribution of current density inside the
REBCO conductors. The additional strain induced by the screening current, known as …

Electromagnetic properties of curved HTS trapped field stacks under high-frequency cross fields for high-speed rotating machines

H Zhang, M Mueller - Superconductor Science and Technology, 2021 - iopscience.iop.org
Superconducting electric propulsion systems, characterized by high power densities and
efficiencies, provide a possibility to zero carbon emission for future aviation. Stacks of high …