研究结构优化和激发控制方法,使用二维OWPT系统用于基于非等效线圈的囊机器人
Wenwei Li1, Pingping Jiang1, Zhiwu Wang1
1School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China.
Micromachines
|January 8, 2025
概括
本研究介绍了一个2D全方位无线电力传输 (OWPT) 系统用于囊机器人,使用3D线圈结构. 它实现了稳定的电力传输,这对于先进的医疗设备至关重要.
科学领域:
- 工程 工程师 工程师 工程师
- 生物医学工程 生物医学工程
- 电气工程 电气工程
背景情况:
- 无线电源传输 (WPT) 对于为囊机器人提供动力至关重要.
- 现有的WPT系统在定向输电方面存在局限性.
- 连续和稳定的电源对于囊机器人的功能至关重要.
研究的目的:
- 提出一个二维的全向无线电力传输 (OWPT) 系统.
- 为了使囊机器人能够在多个空间方向有效地传输电力.
- 确保足够的内部空间,以适应不同患者的解剖学.
主要方法:
- 使用了3D发射结构与海尔姆霍尔茨和马线圈.
- 使用磁场计算和有限元素分析优化了式线圈设计.
- 开发了一种用于二维旋转磁场的相差控制方法.
主要成果:
- 使用1D发射线圈实现了94.5%的最低接收电压稳定性.
- 使用3D线圈在原点产生2D旋转磁场.
- 提供550mW的最低接收功率,电压波动率为7.68%.
结论:
- 拟议的2D OWPT系统有效地为囊机器人提供稳定的电力.
- 3D线圈设计和控制方法使通向电力传输成为可能.
- 这项技术支持无线囊内镜和机器人的进步.
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