Cryocooler cooled superconducting magnet: 4T class (niobium, titanium)3-tin superconducting magnet system with room temperature bore of 38 mm.

[In Japanese. / En japonais.]

Author(s) : SAKURABA J., YAMADA Y., HATA F., CHONG C. K., HASEBE T., ISHIHARA M., WATANABE K.

Type of article: Article

Summary

The superconducting coil, current leads and heat radiation shield are cooled by a double stage Gifford-McMahon cycle refrigerator without liquid helium and liquid nitrogen. The cool-down time from room temperature to 11 K was 56 hours. This magnet was operated at 11 K in vacuum and generated a magnetic field of 4 T in a 38 mm room temperature bore at current of 400 A. The maximum field at 11 K was 4.6 T at quenching current of 464 A.

Details

  • Original title: [In Japanese. / En japonais.]
  • Record ID : 1994-2776
  • Languages: Japanese
  • Source: Cryogenics/ Cryog. Eng. - vol. 28 - n. 9
  • Publication date: 1993
  • Document available for consultation in the library of the IIR headquarters only.

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