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Current distribution calculation for a superconducting multi-layered power cable
被引:2
作者:
Tominaka, Toshiharu
[1
]
机构:
[1] Culture Sports Sci & Technol MEXT, Minist Educ, Chiyoda Ku, Tokyo 1008959, Japan
关键词:
Superconducting cables;
Helical conductors;
Inductance;
Polylogarithm;
D O I:
10.1016/j.cryogenics.2011.09.011
中图分类号:
O414.1 [热力学];
学科分类号:
摘要:
The calculation method for the current distributions within a coaxial multi-layered power cable consisting of helically wound long superconducting tape conductors have been studied. The analytical expressions for the self- and mutual inductances of the coaxial helical long thin arch-shaped tapes are analytically and numerically compared with straight arch-shaped and flat tapes. It is confirmed that these expressions are consistent with each other. The current distributions within a coaxial 3-layered cable are calculated, using the self- and mutual inductances obtained due to the thin approximation. The effect of the non-uniform gaps between tapes in a coaxial multi-layered power cable is studied. (C) 2011 Elsevier Ltd. All rights reserved.
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页码:630 / 634
页数:5
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