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Scalable superconductive magnetic bearing based on non-closed CC tapes windings
Superconductor Science and Technology ( IF 3.6 ) Pub Date : 2021-02-10 , DOI: 10.1088/1361-6668/abda5a
M Osipov , I Anishenko , A Starikovskii , D Abin , S Pokrovskii , A Podlivaev , I Rudnev

A new type of scalable high-temperature superconducting magnetic bearing is proposed. The bearing is based on the multilayer open windings made of coated conductor-tapes (CC-tapes). To demonstrate the possibility of manufacturing such a bearing construction we have built a working prototype and studied its characteristics. The manufactured model of bearing includes a stator, consisting of three multilayer rings (CC-tapes pancake coils) of 12 mm CC-tape and a composite rotor consisting of three rings of permanent magnets, each composed of 16 NdFeB 10 10 mm permanent magnets. We showed a contactless levitation of rotor relative to stator, as well as rotation of rotor and we measured load curves, namely the dependence of the rotor displacement on restoring force for axial and radial loads. Numerical simulation of bearing load characteristics has been carried out by the finite element method in the Comsol Multiphysics software. The calculation results are in a good agreement with the experimental data.



中文翻译:

基于非闭合CC带绕组的可伸缩超导磁性轴承

提出了一种新型的可伸缩高温超导磁轴承。轴承基于由带涂层的导体胶带(CC胶带)制成的多层开放式绕组。为了演示制造这种轴承结构的可能性,我们构建了一个工作原型并研究了其特性。轴承的制造模型包括一个定子,该定子由三个12 mm CC胶带的多层环(CC胶带煎饼线圈)组成,以及一个由三个永磁体环组成的复合转子,每个永磁体均由16 NdFeB 10 10 mm永磁体组成。我们展示了转子相对于定子的非接触式悬浮,以及转子的旋转,并测量了负载曲线,即转子位移对轴向和径向负载的恢复力的依赖性。轴承载荷特性的数值模拟已通过Comsol Multiphysics软件中的有限元方法进行了。计算结果与实验数据吻合良好。

更新日期:2021-02-10
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