A pressurized HeII cryogenic system for the superconducting magnet test facility at KEK

被引:0
作者
Kimura, N [1 ]
Ohhata, H [1 ]
Iida, M [1 ]
Tanaka, K [1 ]
Tsuchiya, K [1 ]
Ajima, Y [1 ]
Higashi, N [1 ]
Nakamoto, T [1 ]
Nakamoto, K [1 ]
Ohuchi, N [1 ]
Ogitsu, T [1 ]
Shintomi, T [1 ]
Sugawara, S [1 ]
Takahashi, N [1 ]
Terashima, A [1 ]
Wachi, Y [1 ]
Yamamoto, A [1 ]
机构
[1] KEK, High Energy Accelerator Res Org, Appl Res Lab, Cryogen Sci Ctr, Tsukuba, Ibaraki 3050801, Japan
来源
ADVANCES IN CRYOGENIC ENGINEERING, VOL 47, PTS A AND B | 2002年 / 613卷
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中图分类号
O414.1 [热力学];
学科分类号
摘要
A cryogenic system for the test facility of high gradient superconducting quadrupole magnets for Large Hadron Collider (LHC) at CERN has been constructed at KEK. It consists of a vertical double-bath cryostat in He II at an atmospheric pressure, a vacuum pumping system and a pair of refrigerator/liquefiers to maximize the cooling capacity to test 6.3m long magnets. The system has been successfully operated in the first cold test at the 6.3m prototype magnet since March 2001 with a refrigeration power of 55.5W at 1.9K. The design and test results are described in this paper.
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页码:123 / 130
页数:8
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