| 体内微机电系统无线能量传输技术的耦合特性研究 |
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| 引用本文： | 刘修泉,李艳红,薛凯峰,黄平.体内微机电系统无线能量传输技术的耦合特性研究[J].科学技术与工程,2011,11(8):1807-1812. |
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| 作者姓名： | 刘修泉 李艳红 薛凯峰 黄平 |
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| 作者单位： | 1. 广州番禺职业技术学院机械与电子系,广州,511483
2. 华南理工大学机械与汽车工程学院,广州,510640 |
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| 基金项目： | 广东省自然科学基金项目 |
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| 摘 要： | 首先介绍体内微机电系统无线能量传输技术的原理和构成。在互感基础上建立四种拓扑补偿的数学模型。用Mat-lab进行计算和仿真,研究了负载和工作频率对反映阻抗特性的影响以及电磁耦合结构参数如耦合系数和初次级绕组内阻等对系统性能的影响。表明耦合系数增大,可以大大增加系统传输效率;与次级绕组内阻相比,初级绕组内阻对系统传输效率影响更大。因此减小初级绕组内阻,可以显著提高系统传输效率和性能。
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| 关 键 词： | 微机电系统 无线能量传输系统 耦合 |
| 收稿时间： | 2010/12/20 0:00:00 |
| 修稿时间： | 1/17/2011 1:37:38 PM |
Study on the coupling performances of the wireless transmission system of the MEMS indise human body |
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| liuxiuquan,liyanhong,xuekaifeng and huangping.Study on the coupling performances of the wireless transmission system of the MEMS indise human body[J].Science Technology and Engineering,2011,11(8):1807-1812. |
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| Authors: | liuxiuquan liyanhong xuekaifeng and huangping |
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| Institution: | LIU Xiu-quan1,LI Yan-hong1,XUE Kai-feng2,HUANG Ping2 (Department of Mechanical and Electronic,Guangzhou Panyu Polytechnic1,Guangzhou 511483,P.R.China,School of Mechanical and Automotive Engineering,South China University of Technology2,Guangzhou 510640,P.R.China) |
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| Abstract: | The principles and constitutions of the wireless transmission system of the MEMS inside human body are introduced.Based on mutual inductance,four compensatory model and mathematical differential equations are established.With Matlab simulation and calculation are carry through,the influences,such as the load,the work frequency on the reflected ipedance,and coupling coefficient k,the coils' resistance on the system performance,are studied.The results show the biggerr the coupling coefficient becomes,the incr... |
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| Keywords: | MEMS the wireless transmission system Coupling |
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