3 papers
physics.acc-ph2021
Fully-staggered-array bulk Re-Ba-Cu-O short-period undulator: large-scale 3D electromagnetic modelling and design optimization using A-V and H-formulation methods
Kai Zhang, Mark Ainslie, Marco Calvi +2
The development of a new hard x-ray beamline I-TOMCAT equipped with a 1-meter-long short-period bulk high-temperature superconductor undulator (BHTSU) has been scheduled for the up…
cond-mat.supr-con2020
Fast and efficient critical state modelling of field-cooled bulk high-temperature superconductors using a backward computation method
Kai Zhang, Mark Ainslie, Marco Calvi +3
A backward computation method has been developed to accelerate modelling of the critical state magnetization current in a staggered-array bulk high-temperature superconducting (HTS…
cond-mat.supr-con2019
Magnetization Current Simulation of High Temperature Bulk Superconductors Using A-V-A Formulation and Iterative Algorithm Method: Critical State Model and Flux Creep Model
Kai Zhang, Sebastian Hellmann, Marco Calvi +2
In this work we will introduce the A-V-A formulation based iterative algorithm method (IAM) for simulating the magnetization current of high temperature superconductors. This new m…