Stress and strain analysis of a REBCO high field coil based on the distribution of shielding current

J Xia, H Bai, H Yong, HW Weijers… - Superconductor …, 2019 - iopscience.iop.org
There are growing concerns about the stresses created by shielding currents in high field
superconducting magnets fabricated from tape conductors leading to reduced performance …

The effect of axial and transverse loading on the transport properties of ITER Nb3Sn strands

A Nijhuis, RPP van Meerdervoort… - Superconductor …, 2013 - iopscience.iop.org
The differences in thermal contraction of the composite materials in a cable in conduit
conductor (CICC) for the International Thermonuclear Experimental Reactor (ITER), in …

The use of Nb3Sn in fusion: lessons learned from the ITER production including options for management of performance degradation

N Mitchell, M Breschi, V Tronza - Superconductor Science and …, 2020 - iopscience.iop.org
Abstract The overall 30 year Nb 3 Sn conductor program for ITER provides an unusual
opportunity to look at the issues created by the application of novel Nb 3 Sn technology on a …

Summary, assessment and implications of the ITER model coil test results

N Mitchell - Fusion Engineering and Design, 2003 - Elsevier
Testing of the five International Thermonuclear Experimental Reactor (ITER) model coils is
nearly complete and it is possible to produce an overall summary of the conductor …

The influence of Nb3Sn strand geometry on filament breakage under bend strain as revealed by metallography

MC Jewell, PJ Lee… - … Science and Technology, 2003 - iopscience.iop.org
The non-Cu critical current density of Nb 3 Sn strands has been pushed towards 3000 A
mm− 2 (12 T, 4.2 K) by increasing the Sn content and reducing the inter-filamentary Cu. We …

Damage behavior in Bi-2212 round wire with 3D elastoplastic peridynamic

Y Xiao, J Wu, H Shen, X Hu, H Yong - Acta Mechanica Sinica, 2023 - Springer
Abstract Bi2Sr2Ca1Cu2O8+ x (Bi-2212) wire is the potential material for the design of the
high field superconducting magnet. However, compared with excellent current-carrying …

A multilevel homogenised model for superconducting strand thermomechanics

DP Boso, M Lefik, BA Schrefler - Cryogenics, 2005 - Elsevier
In the present concept of ITER fusion reactor the toroidal field and the central solenoid coils
are made of Nb3Sn based strands with the cable-in-conduit-conductor (CICC) technology. It …

Mechanical and magnetic load effects in Nb3Sn cable-in-conduit conductors

N Mitchell - Cryogenics, 2003 - Elsevier
Recent electromagnetic analyses of Nb3Sn cables have suggested that cyclic longitudinal
bending strain due to transverse magnetic loads could explain the observed low 'n'values …

A simple and effective approach for thermo-mechanical modelling of composite superconducting wires

DP Boso - Superconductor Science and Technology, 2013 - iopscience.iop.org
The ability to compute accurately the strain field in Nb 3 Sn filaments is a crucial point in
cable design, due to the significant strain sensitivity of niobium–tin wires. Due to its …

Operating strain effects in Nb3Sn cable-in-conduit conductors

N Mitchell - Superconductor Science and Technology, 2005 - iopscience.iop.org
Nb 3 Sn superconductors show a dependence of the critical current and temperature on the
strain state of the superconducting material. The basic causes of Nb 3 Sn strain effects …