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核聚变与等离子体物理 ›› 2025, Vol. 45 ›› Issue (3): 280-287.DOI: 10.16568/j.0254-6086.202503005

• 核聚变工程 • 上一篇    下一篇

第二代高温超导带材及堆叠电缆交流损耗的仿真研究

周小盟,赖小强,朱运鹏,侯炳林,左佳欣,李鹏远   

  1. (核工业西南物理研究院,成都 610041)
  • 收稿日期:2023-09-04 修回日期:2024-10-09 出版日期:2025-09-15 发布日期:2025-09-29
  • 作者简介:周小盟(1998-),男,四川德阳人,硕士研究生,主要从事高温超导材料研究及其应用。

Simulation study on AC loss of second generation high temperature superconducting tape and stacked cable

ZHOU Xiao-meng, LAI Xiao-qiang, ZHU Yun-peng, HOU Bing-lin, ZUO Jia-xin, LI Peng-yuan   

  1. (Southwestern Institute of Physics, Chengdu 610041)
  • Received:2023-09-04 Revised:2024-10-09 Online:2025-09-15 Published:2025-09-29

摘要:

基于H 方程,采用有限元法对第二代高温超导单带和多带堆叠电缆的交流损耗特性进行了仿真分析研究。结果表明,非磁性基底单带的简化模型同实际模型的交流损耗值具有较好的一致性,但前者可进一步缩短仿真时间从而提高效率。此外,堆叠电缆带材的间距和数量对整个电缆与每根带材之间的交流损耗产生了重要影响,其损耗值大小与带材排布的间距成反比,与堆叠层数成正比。

关键词: 第二代高温超导带材, 堆叠电缆, H 方程, 交流损耗

Abstract:

Based on the H equation and using finite element method, the AC loss characteristics of the second generation high-temperature superconducting single and multi band stacked cables are simulated and studied. The results indicate that the simplified model of non magnetic substrate single band has good consistency with the actual model's AC loss values, but the former can further shorten the simulation time and improve efficiency. In addition, the spacing and quantity of stacked cable strips have a significant impact on the AC loss between the entire cable and each strip. The loss value is inversely proportional to the spacing of the strip arrangement and directly proportional to the number of stacked layers.

Key words: Second generation high-temperature superconducting tape, Stacked cables, H equation, AC loss

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