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arXiv physics/0410002physics.acc-ph
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超导和电阻倾斜线圈磁体

Superconducting and Resistive Tilted Coil Magnets

A. M. Akhmeteli, A. V. Gavrilin

摘要:

数学基础奠定了一个相对较新的类型的磁铁产生均匀的横向磁场-倾斜线圈磁铁。这些由同心嵌套螺线管线圈组成,其椭圆形匝与中心轴成一定角度倾斜,并且电流在以相反角度倾斜的线圈中以相反方向流动,从而产生完全均匀的横向场。超导线绕和电阻性比特倾斜线圈进行了讨论。用一种新颖的解析方法证明了线绕倾斜线圈具有理想的轴向线电流密度分布--“余弦-θ”。磁场计算倾斜的Bitter线圈磁铁使用原来的精确解的电流密度在一个椭圆形Bitter磁盘。超导绕线倾斜线圈磁体可能成为加速器的传统偶极磁体的替代品,并且Bitter倾斜线圈磁体对于具有垂直于场的大接入端口的旋转实验是有吸引力的。

英文摘要:

The mathematical foundation is laid for a relatively new type of magnets generating uniform transverse field - tilted coil magnets. These consist of concentric nested solenoidal coils with elliptical turns tilted at a certain angle to the central axis and current flowing in opposite directions in the coils tilted at opposite angles, generating a perfectly uniform transverse field. Both superconducting wire-wound and resistive Bitter tilted coils are discussed. An original analytical method is used to prove that the wire-wound tilted coils have the ideal distribution of the axial linear current density - "cosine-theta". Magnetic fields are calculated for a tilted Bitter coil magnet using an original exact solution for current density in an elliptical Bitter disk. Superconducting wire-wound tilted coil magnets may become an alternative for traditional dipole magnets for accelerators, and Bitter tilted coil magnets are attractive for rotation experiments with a large access port perpendicular to the field.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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