Design and loading test results of 21 T@4.2 K magnet using RHQT Nb 3Al insert coils

IEEE Transactions on Applied Superconductivity

Volumn 19, Issue 3, 2009, Pages 2661-2665

  Takeuchi, Takao ^a   Kitaguchi, Hitoshi ^a   Banno, Nobuya ^a   Iijima, Yasuo ^a   Kikuchi, Akihiro ^a   Yoshikawa, Masatoshi ^b  

^a NATIONAL INSTITUTE FOR MATERIALS SCIENCE   (Japan)

^b Japan Superconductor Technology   (Japan)

Author keywords

20 T; Flux jumps; Power supply shutdown; Real sized coil

Indexed keywords

20 T; ENERGIZATION; FLUX JUMP; FLUX JUMPS; INSERT COIL; LOADING TESTS; LOW MAGNETIC FIELDS; OVER-VOLTAGES; POWER SUPPLY; POWER SUPPLY SHUTDOWN; QUENCH CURRENTS; RAMP RATES; REAL-SIZED COIL;

ELECTRIC POWER DISTRIBUTION; ELECTRIC POWER TRANSMISSION NETWORKS; ELECTRIC POWER UTILIZATION; MAGNETIC FIELDS; MAGNETS; SUPERCONDUCTING MAGNETS; TIN;

NIOBIUM;

EID: 68749117417     PISSN: 10518223     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASC.2009.2018467     Document Type: Conference Paper

References (54)

1. 3Al multifilamentary wires continuously fabricated by rapid-quenching," Adv. Cryo. Eng., vol. 40, pp. 899-905, 1994.
2. 3 Al development," Cryogenics, vol. 48, pp. 371-380, 2008.
3. 3Al superconductors," IEEE Trans. Appl. Super- cond., vol. 12, pp. 1088-1093, 2002.
4. 3Al conductors-Rapid-heating, quenching and transformation process," IEEE Trans. Appl. Supercond., vol. 10, pp. 1016-1021, 2000.
5. 3Al conductors for high field applications," Supercond. Sci. Technol, vol. 13, pp. R101-R119, 2000.
6. 3Al superconductors for a fusion demo plant," Nucl. Fusion, vol. 45, pp. 431-438, 2005.
7. 3 Al conductors developed for nuclear fusion devices," Fusion Eng. Design, vol. 81, pp. 2443-2448, 2006.
8. 3 Al wire for high-field accelerator magnet applications," IEEE Trans. Appl. Supercond., vol. 18, pp. 1031-1034, 2008.
9. 3Al wires with high critical current density for future accelerator magnets," IEEE Trans. Appl. Supercond., vol. 17, pp. 2693-2696, 2007.
10. 3Al Rutherford cable for high field accelerator magnet application," IEEE Trans. Appl. Supercond., vol. 17, pp. 1461-1464, 2007.
11. 3Al wire development for future accelerator magnets," IEEE Trans. Appl. Supercond., vol. 16, pp. 1204-1207, 2006.
12. 3Al superconducting wire for accelerator magnets," IEEE Trans. Appl. Supercond., vol. 14, pp.
13. 1016-1019, 2004.
14. F. Buta, "Phase Evolution and Superconducting Properties of Nb-Al Superconductors Processed by a Rapid Heating/Quenching Method," Dissertation, Ohio State University, 2003.
15. F. Buta et al., "Phase formation during the rapid-heating step ofRHQT superconductor processing," Adv. Cryo. Eng., vol. 48, pp. 1034-1039, 2002.
16. 3 Al by a rapid ohmic-heating and quenching method," IEEE Trans. Appl. Supercond., vol. 11, pp. 3980-3983, 2001.
17. M. Rudziak et al., "Development of multifilament jelly-roll NbAl precursor for melt-quench processing," Adv. Cryo. Eng., vol. 48, pp. 1041-1048, 2002.
18. 3 Al insert coil generating 4.5 T at 4.2 K in 15 T back-up field," IEEE Trans. Appl. Supercond., vol. 17, pp. 2684-2687, 2007.
19. 3 Al conductor," IEEE Trans. Appl. Supercond., vol. 13, pp. 3454-3457, 2003.
20. 3 Al conductors," IEEE Trans. Appl. Supercond., vol. 11, pp. 3972-3975, 2001.
21. 3 Al multifilamentary conductor and its application to high field superconducting magnet," Physica B, vol. 246-247, pp. 364-367, 1998.
22. 3Al flat-wire," IEEE Trans. Appl. Supercond., vol. 16, pp. 1168-1171, 2006.
23. 3Al multifilamentary superconductors," IEEE Trans. Appl. Supercond., vol. 10, pp. 1034-1037, 2000.
24. K. Tagawa et al., "Trial manufacture of a 2.5 km class long-length of Nb-matrix jelly-roll Nb/Al precursor wire for RHQT process," IEEE Trans. Appl. Supercond., vol. 15, pp. 3540-3543, 2005.
25. 3 Al superconductors," Supercond. Sci. Technol., vol. 15, pp. 1404-1409, 2002.
26. 3 Al strands for the high field accelerator magnet," IEEE Trans. Appl. Supercond., vol. 18, pp. 1026-1030,
27. A. Kikuchi et al., "Characteristics of round and extracted strands of Rutherford cable," IEEE Trans. Appl. Supercond., vol. 17, pp. 2697-2701, 2007.
28. 3 Al round wire," IEEE Trans. Appl. Supercond., vol. 16, pp. 1224-1227, 2006.
29. 3 Al conductors," IEEE Trans. Appl. Supercond., vol. 15, pp. 3376-3379, 2005.
30. 3Al superconductors with Ta matrix," IEEE Trans. Appl. Supercond., vol. 16, pp. 1257-1260, 2006.
31. 3 Al superconductors," Supercond. Sci. Technol., vol. 16, pp. 1173-1181, 2003.
32. 3Al wires," Adv. Cryo. Eng., vol. 46, pp. 975-980, 2000.
33. 3 Al superconductors," IEEE Trans. Appl. Supercond., vol. 15, pp. 3372-3375, 2005.
34. 3Al superconductors," Adv. Cryo. Eng., vol. 50, pp. 500-507, 2004.
35. 3Al superconductors," Supercond. Sci. Technol., vol. 19, pp. 1057-1062, 2006.
36. 3Al superconductors," Supercond. Sci. Technol., vol. 18, pp. S338-S343, 2005.
37. 3Al superconductors," Supercond. Sci. Technol., vol. 18, pp. 284-288, 2005.
38. 3 Al conductors subjected to different heat treatments," IEEE Trans. Appl. Supercond., vol. 12, pp. 1025-1028, 2002.
39. 3 Al multifilamentary conductors prepared by phase transformation from bcc supersaturated-solid solution," Appl. Phys. Lett., vol. 71, pp. 122-124, 1997.
40. 3Al conductors," Supercond. Sci. Technol., vol. 21, pp. 115020-115026, 2008.
41. 3Al wires," IEEE Trans. Appl. Supercond., vol. 18, pp. 1035-1038, 2008.
42. 3Al wires," IEEE Trans. Appl. Supercond., vol. 17, pp. 2688-2692, 2007.
43. K. S. Tan et al., "Monitoring of intermetallic phase formation in jelly- rolled Nb/Al multifilamentary conductors by in-situ resistometry," In- termetallics, vol. 14, pp. 450-455, 2006.
44. 3 Al filaments," Supercond. Sci. Technol., vol. 18, pp. 985-989, 2005.
45. K. S. Tan et al., "In-situ resistance measurements of RHQT processed superconductors," IEEE Trans. Appl. Supercond., vol. 15, pp. 3532-3535, 2005.
46. 3 Al multifilamentary wire by rapid heating," IEEE Trans. Appl. Supercond., vol. 13, pp. 3406-3409, 2003.
47. 3 Al composites," IEEE Trans. Appl. Supercond., vol. 13, pp. 3398-3401, 2003.
48. K. Takeuchi et al., "Fundamental studies for the application of quench protection systems based on an active power method for cryocooled LTS coils," Cryogenics, vol. 48, pp. 148-153, 2008.
49. 3Al superconductors made by rapid heating, quenching, and transformation process,"IEEETrans. Appl. Supercond., vol. 12, pp. 1001-1004, 2002.
50. 3Al multifilamentary wire," IEEE Trans. Appl. Supercond., vol. 12, pp. 1033-1036, 2002.
51. 3Al multifilamentary conductors," IEEE Trans. Appl. Supercond., vol. 10, pp. 1026-1029,
52. 3Al multifilamentary conductors," IEEE Trans. Appl. Supercond., vol. 9, pp. 2681-2687, 1999.
53. T. Fukuzaki et al., "Development of a superconducting joint for high field NMR," IEEE Trans. Appl. Supercond., vol. 16, pp. 1547-1549,
54. T. Takeuchi et al., "Microstructure and n-value of RHQT processed superconductors for NMR uses," IEEE Trans. Appl. Super- cond., vol. 14, pp. 961-966, 2004.