Table of Contents
International Journal of Superconductivity
Volume 2014, Article ID 391329, 6 pages
http://dx.doi.org/10.1155/2014/391329
Research Article

AC Loss Measurements of a Trapezoidal Shaped HTS Coil Using an Electrical Method

1ENEA, Unità Tecnica Fusione, ENEA C. R. Frascati, Via Enrico Fermi 45, Frascati, 00044 Roma, Italy
2Università di Salerno, Via Giovanni Paolo II 132, Fisciano, 84084 Salerno, Italy

Received 31 July 2014; Revised 11 November 2014; Accepted 12 November 2014; Published 2 December 2014

Academic Editor: Dong Qian

Copyright © 2014 G. Messina et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. M. D. Ainslie, V. M. Rodriguez-Zermeno, Z. Hong, W. Yuan, T. J. Flack, and T. A. Coombs, “An improved FEM model for computing transport AC loss in coils made of RABiTS YBCO coated conductors for electric machines,” Superconductor Science and Technology, vol. 24, no. 4, Article ID 045005, 2011. View at Publisher · View at Google Scholar · View at Scopus
  2. F. Gömöry, J. Šouc, E. Pardo et al., “AC loss in pancake coil made from 12 mm wide REBCO tape,” IEEE Transactions on Applied Superconductivity, vol. 23, no. 3, Article ID 5900406, 2013. View at Publisher · View at Google Scholar · View at Scopus
  3. W. Yuan, M. D. Ainslie, W. Xian et al., “Theoretical and experimental studies on Jc and AC losses of 2G HTS coils,” IEEE Transactions on Applied Superconductivity, vol. 21, no. 3, pp. 2441–2444, 2011. View at Publisher · View at Google Scholar · View at Scopus
  4. W. Yuan, A. M. Campbell, Z. Hong, M. D. Ainslie, and T. A. Coombs, “Comparison of AC losses, magnetic field/current distributions and critical currents of superconducting circular pancake coils and infinitely long stacks using coated conductors,” Superconductor Science and Technology, vol. 23, no. 8, Article ID 085011, 2010. View at Publisher · View at Google Scholar · View at Scopus
  5. F. Grilli and S. P. Ashworth, “Measuring transport AC losses in YBCO-coated conductor coils,” Superconductor Science and Technology, vol. 20, no. 8, pp. 794–799, 2007. View at Publisher · View at Google Scholar · View at Scopus
  6. E. Pardo, J. Ŝouc, and J. Kováĉ, “AC loss in ReBCO pancake coils and stacks of them: modelling and measurement,” Superconductor Science and Technology, vol. 25, no. 3, Article ID 035003, 2012. View at Publisher · View at Google Scholar · View at Scopus
  7. V. Grinenko, G. Fuchs, K. Nenkov et al., “Transport AC losses of YBCO pancake coils wound from parallel connected tapes,” Superconductor Science and Technology, vol. 25, no. 7, Article ID 075006, 2012. View at Publisher · View at Google Scholar · View at Scopus
  8. M. Zhang, J. Kvitkovic, S. V. Pamidi, and T. A. Coombs, “Experimental and numerical study of a YBCO pancake coil with a magnetic substrate,” Superconductor Science and Technology, vol. 25, no. 12, Article ID 125020, 2012. View at Publisher · View at Google Scholar
  9. M. Zhang, J. Kvitkovic, J.-H. Kim, C. H. Kim, S. V. Pamidi, and T. A. Coombs, “Alternating current loss of second-generation high-temperature superconducting coils with magnetic and non-magnetic substrate,” Applied Physics Letters, vol. 101, Article ID 102602, 2012. View at Publisher · View at Google Scholar
  10. M. Polak, E. Demencik, L. Jansak et al., “Ac losses in a Y Ba2 Cu3O7-x coil,” Applied Physics Letters, vol. 88, no. 23, Article ID 232501, 2006. View at Publisher · View at Google Scholar · View at Scopus
  11. U. Besi Vetrella, G. Celentano, M. Marchetti et al., “HTS coils fabrication from commercial 2G YBCO tapes: measurements and simulation,” IEEE Transactions on Applied Superconductivity, vol. 24, no. 3, Article ID 4600204, 2014. View at Publisher · View at Google Scholar
  12. G. Messina, L. Morici, U. Besi Vetrella et al., “Modelling and measurements of circular and trapezoidal shape HTS coils for electrical machines applications,” Journal of Physics: Conference Series, vol. 507, Article ID 032031, 2014. View at Google Scholar
  13. A. Malozemoff, M. Rupich, and U. Schoop, “Scale-up of Second Generation HTS Wire (2G-YBCO Coated Conductor),” DOE Peer Review, 2004.
  14. G. Messina, L. Morici, U. Besi Vetrella et al., “AC transport current losses in HTS coils for axial flux electrical machines applications,” IEEE Transactions on Applied Superconductivity, vol. 24, no. 3, Article ID 4602204, 2014. View at Publisher · View at Google Scholar
  15. D. N. Nguyen, S. P. Ashworth, J. O. Willis, F. Sirois, and F. Grilli, “A new finite-element method simulation model for computing AC loss in roll assisted biaxially textured substrate YBCO tapes,” Superconductor Science and Technology, vol. 23, no. 2, Article ID 025001, 2010. View at Publisher · View at Google Scholar · View at Scopus
  16. C. M. Magro, M. Neves, A. Sfetsos, J. Pina, and A. Gonçalves, “Multipole superconducting synchronous generator,” in Proceedings of the 6th European Conference on Applied Superconductivity (EUCAS '03), 2003.