中北大学动态测试技术国家重点实验室
纸质出版:2025
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马子毓, 高晋阳, 马欣瑜, 等. 一种适用于微型胶囊机器人的新型接收线圈设计[J]. 传感器与微系统, 2025,(5):71-76+81.
马子毓, 高晋阳, 马欣瑜, 等. 一种适用于微型胶囊机器人的新型接收线圈设计[J]. 传感器与微系统, 2025,(5):71-76+81. DOI: 10.13873/J.1000-9787(2025)05-0071-06.
为解决微型胶囊机器人供能难题,对其接收线圈的结构进行了分析,提出了一种新型磁共振结构的无线能量传输(WPT)系统。针对传统胶囊机器人接收线圈存在体积大和退磁场影响等问题,新型系统通过改进接收线圈中铁氧体磁芯结构来优化性能。通过对圆柱形铁氧体磁芯和新型铁氧体铁磁芯的退磁场进行分析,以及对其互感进行解析计算、分析、仿真和实验。结果表明:与圆柱形铁氧体磁芯相比,所提出的新型铁氧体磁芯具有更小的退磁系数和更高的互感。搭建了实验平台以验证不同类型接收结构的无线功率传输系统的性能。实验结果表明:新型铁氧体磁芯系统在功率传输能力方面优于空心圆柱形铁氧体磁芯系统,与仿真分析结果吻合较好。
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