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基于绘图法基本原理,以及YBCO高温超导带材的临界电流特性,采用有限元电磁场分析软件AnsoftMaxwell建立了空心圆柱磁体模型.根据磁场分布、并考虑到带材的临界电流密度随磁场大小和方向的变化关系,给出了影响磁体工作电流特性的磁场的分布.基于以上工作提出了一种利用Ansoft电磁场分析软件快速确定YB-CO高温超导带材临界电流密度的方法.
Based on the basic principles of drawing method and the critical current characteristics of YBCO high temperature superconducting tapes, a hollow cylindrical magnet model was established by finite element electromagnetic field analysis software AnsoftMaxwell.According to the magnetic field distribution and taking into account the critical current density of the tape with the magnetic field size and direction The distribution of the magnetic field affecting the operating current characteristics of the magnet is given.A method for quickly determining the critical current density of the YB-CO high temperature superconducting tape by Ansoft electromagnetic field analysis software is proposed based on the above work.