Design, development and operation of superconducting system for LHD

Proceedings - Symposium on Fusion Engineering

Volumn , Issue , 2002, Pages 144-151

  Mito, T ^a   Nishimura, A ^a   Yamada, S ^a   Imagawa, S ^a   Takahata, K ^a   Yanagi, N ^a   Maekawa, R ^a   Chikaraishi, H ^a   Tamura, H ^a   Iwamoto, A ^a   Hamaguchi, S ^a   Hishinuma, Y ^a   Satow, T ^a   Motojima, O ^a  

^a NATIONAL INSTITUTE FOR FUSION SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC CONDUCTORS; ELECTRIC CONDUITS; ELECTRIC CURRENTS; FUSION REACTIONS; MAGNETIC FIELD EFFECTS; PLASMA THEORY; SUPERCONDUCTING WIRE;

LARGE HELICAL DEVICES (LHD);

FUSION REACTORS;

EID: 0036366159     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (46)

1. Operation of LHD
2. Design, construction and the first plasma experiments in the Large Helical Device
3. Review of SC magnet technologies developed in LHD project
4. Design and construction of coil supporting structure and cryostat vessel for LHD
5. Temperature rise and strain behavior of Large Helical Device during coil excitation
6. Deformation behavior of cryogenic components in LHD during cooling down
7. Helical and poloidal coil R&D in LHD
8. Short sample tests of aluminum-stabilized superconductors for Large Helical Device
9. Magnetoresistance: The Hall effect in composite aluminum cryoconductors
10. Enhancement of magnetoresistance due to Hall current in aluminum-copper composite
11. Experimental observation of anomalous magnetoresistivity in 10-20 kA class aluminum-stabilized superconductors for the Large Helical Device
12. Development of superconductors for the Large Helical Device
13. Heat transfer from an oxidized large copper surface to liquid helium: Dependence on surface orientation and treatment
14. Steady state heat transfer characteristics in He I with different surface area
15. Development fabrication, testing and joint of aluminum stabilized superconductors for the helical coils of LHD
16. Development and quality control of the superconductors for the helical coils of LHD
17. Deformation behavior of coil pack for helical coil in Large Helical Device
18. Optimization of wetted surface fraction of helical coil for LHD
19. Accuracy of superconducting helical coils for LHD
20. Completion of helical coils for LHD
21. Stability tests of the NbTi cable-in-conduit superconductor with bare strands for demonstration of the Large Helical Device poloidal field coils
22. Development of a superconducting joint technique between CIC conductors for poloidal coil of Large Helical Device (LHD)
23. Test facilities of the experiments on a single inner vertical coil (EXSIV) for the Large Helical Device
24. Hydraulic characteristics and stability for the experiments on a single inner vertical coil (EXSIV) for the Large Helical Device
25. Excitation test results on a single inner vertical field coil for the Large Helical Device
26. Cooling and excitation experiments of a single inner vertical coil (EXSIV) for the Large Helical Device
27. AC loss measurements of the experiments on a single inner vertical coil (EXSIV) for the Large Helical Device
28. Extra AC losses for a CICC coil due to the non-uniform current distribution
29. Development and tests of a flexible superconducting bus-line for the Large Helical Device
30. Stability and safety estimates and tests of a superconducting bus-line for large-scale superconducting coil
31. Design and construction of a superconducting current feeder system for the LHD
32. Overall operating characteristics of superconducting current-feeder system for the LHD
33. Development of a cryogenic system for the Large Helical Device
34. Construction and commissioning tests of a 10 kW-class helium refrigerator for the Large Helical Device
35. LHD cryogenic-control system performance under various operating conditions
36. First cool-down performance of the LHD
37. Reliable long-term operation of the cryogenic system for the Large Helical Device
38. Design study of power supplies for LHD superconducting magnets
39. Quench protection system using a novel d.c. circuit breaker for LHD
40. Results on the superconducting magnet system for the Large Helical Device
41. Results of the first excitation of Helical coils of the Large Helical Device
42. Performance of the LHD cryogenic system during cooling and excitation tests
43. Hydraulic characteristics of cable-in-conduit conductors for Large Helical Device
44. Analysis of the normal transition event of the LHD helical coils
45. Excitation properties and cryogenic stability of helical coils for the LHD
46. Pulse height analysis of the spike signals on the balance voltage observed in the LHD helical coils