Performance of ITER (EU-TFPRO-2) Nb3Sn strands under spatial periodic bending, axial strain and contact stress

IEEE Transactions on Applied Superconductivity

Volumn 18, Issue 2, 2008, Pages 1059-1062

  Nijhuis, A ^a   Ilyin, Y ^a   Abbas, W ^a   Wessel, W A J ^a   Krooshoop, H J G ^a  

^a UNIVERSITY OF TWENTE   (Netherlands)

Author keywords

Bending strain; Contact stress; Degradation; Nb3Sn; Superconductors

Indexed keywords

NIOBIUM;

EUROPIUM;

EID: 45149114003     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2008.922448     Document Type: Conference Paper

References (14)

1. J. W. Ekin, 1980, Proc. of We Topical Conf. on-A15-Supercond. Plenum, NY, USA, IB: 0306-40622-5 187.
2. A. Nijhuis, N. van den Eijnden, Y. Ilyin, E. G. van Putten, G. J. T. Veening, W. A. J. Wessel, A. den Ouden, and H. H. J. ten Kate, Super-cond Sci Technol, vol. 18, pp. S273-S283, 2005.
3. N. Mitchell, "Assessment of conductor degradation in We ITER CS insert coil and implications for the ITER conductors," Superconductor Science & Technology, vol. 20, pp. 25-34, 2007.
4. M. C. Jewell, P. J. Lee, and D. C. Larbalestier, "The influence of Nb3Sn strand geometry on filament breakage under bend strain as revealed by metallography," Supercond. Science & Technol., vol. 16, pp. 1005-1011, 2003.
5. A. Nijhuis and Y. Ilyin, "Transverse load optimisation in Nb3Sn CICC design; influence of cabling, void fraction and strand stiffness," Super-cond. Sci. Technol., vol. 19, pp. 945-962, 2006.
6. W. A. J. Wessel, A. Nijhuis, Y. Ilyin, W. Abbas, B. ten Haken, and H. H. J. ten Kate, Adv Cryog Eng (Materials), vol. 50, p. 466, 2004.
7. A. Nijhuis, A. Ilyin, and W. A. J. Wessel, "Spatial periodic contact stress and critical current of a Nb3Sn strand measured in TARSIS," Supercond. Sci. Technol., vol. 19, pp. 1089-1096, 2006.
8. N. C. van den Eijnden, A. Nijhuis, Y. Ilyin, W. A. J. Wessel, and H. H. J. ten Kate, Supercond. Sei. Technol., vol. 18, p. 1523, 2005.
9. A. Nijhuis, Y. Ilyin, W. A. J. Wessel, and W. Abbas, "Critical current and strand stiffness of three types Nb3Sn strand subjected to spatial periodic bending," Supercond. Sci. Technol., vol. 19, pp. 1136-1145, 2006.
10. 3 Sn cable in conduit conductors; verification of cabling effect," presented at the MT-20 Conference, Philadelphia, NJ, US, August 28, 2007.
11. A. Godeke, M. Dhalle, A. Morelli, L. Stobbelaar, H. van Weeren, H. J. N. van Eck, W. Abbas, A. Nijhuis, A. den Ouden, and B. ten Haken, "A device to investigate We axial strain dependence of We critical current density in superconductors," Review of Scientific Instr., vol. 75, pp. 5112-5118, 2004.
12. A. Godeke, B. ten Haken, H. H. J. ten Kate, and D. C. Larbalestier, "A general scaling relation for We critical current density in Nb3Sn," Supercond. Sei. Technol., vol. 19, pp. R100-R116.
13. Y. Ilyin, A. Nijhuis, W. A. J. Wessel, and W. Abbas, "Scaling law for We strain dependence of We critical current in an advanced ITER Nb3Sn strand," Supercond. Sci. Technol., vol. 20, pp. 186-191, 2007.
14. Final Report on Fusion Technology Programme Monitoring Sub-Task GB6-M5.5, ITER Conductor Industrial Production Monitoring, by ENEA (I), Dipartimento Energia-Divisione Fusione Sezione Super-conduttività, Frascati, March 19, 1999.