Gaoya dianqi由于柔性直流输配电系统发生故障时电流上升快、破坏性强，亟需快速稳定的直流断路器。文中提出一种基于半硬磁材料的操动—保持一体化机构，兼具电磁激励快速响应与高保持力特性。首先利用Jiles-Atherton结合粒子群算法分析了半硬磁材料的磁滞特性，并建立了半硬磁机构的等效磁路，分析机构电磁力的影响因素。然后，基于Comsol多物理场有限元仿真软件建立了半硬磁机构的仿真模型，分析了半硬磁机构的静态过程与动态过程，得到了过程中的电磁特性与机械特性。最后，根据仿真结果搭建了半硬磁机构样机，进行半硬磁机构动作实验 ...
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