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A Control Strategy of Multiple Microrobots Using a Hybrid Electromagnetic System
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A Control Strategy of Multiple Microrobots Using a Hybrid Electromagnetic System

Dineshkumar Loganathan, Chen‐Yi Ou, Chao‐Wei Hsu 和 Chia‐Yuan Chen
Advanced materials technologies, 卷.9(24), 頁.n/a
17/12/2024
Web of Science ID: WOS:001337613100001

摘要

differentiated motions hybrid electromagnetic system micromixing multiple magnetic microrobots structural reconfiguration
Magnetic microrobots are controlled to exhibit a wide range of motions, allowing them to navigate complex environments and perform multifunctional tasks with high precision. This work presents a novel hybrid electromagnetic actuation system by integrating two distinct conventional configurations, such as a paired‐coils electromagnetic disc (EMD) system and a distributed electromagnetic array coil (EAC) system. In order to ensure the effective functioning of the microrobot, its motion dynamics are thoroughly analyzed to identify the critical kinetic parameters. For demonstration purposes, first, a mixing task is performed by employing a single microrobot actuated with simultaneous motions. The mixing efficiency is observed to reach 83% within 30 s, in contrast to the efficiency of control of 45%. Second, a structural reconfiguration function is demonstrated by employing an independent control of two U‐shaped microrobots to form a new I‐shaped microrobot. Last, differentiated motion control of multiple magnetic pads is demonstrated, resulting in various 2D static formations in the shapes of numbers and alphabets. The presented results hold great promise for advancing the field of microrobotics by offering a novel solution for versatile microrobot motion controls. A hybrid electromagnetic actuation system is developed to dynamically control the global and local magnetic field distributions, facilitating the precise manipulation of multiple microrobots with synchronized and differentiated motion profiles. This advanced technology offers significant advantages for applications such as non‐contact particle manipulation, targeted drug delivery, and efficient micromixing, highlighting its potential for breakthroughs in biomedical and industrial fields.

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url
https://doi.org/10.1002/admt.202401135檢視
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