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磁共振无线能量传输拓扑结构特性研究
引用本文:杨明博,管延智,李强,阳振峰.磁共振无线能量传输拓扑结构特性研究[J].仪器仪表学报,2016,37(10):2382-2391.
作者姓名:杨明博  管延智  李强  阳振峰
作者单位:北方工业大学机械与材料工程学院北京100144,北方工业大学机械与材料工程学院北京100144,北方工业大学机械与材料工程学院北京100144,北方工业大学机械与材料工程学院北京100144
基金项目:北京市自然科学基金(3164041)项目资助
摘    要:研究磁共振无线能量传输拓扑结构的一般特性,即变输入(激励、损耗)条件下谐振能量在时域上的存储、振荡的谐振规律。建立了基于输入项的链式拓扑结构、分支拓扑结构的能量谐振模型,通过求解两种拓扑结构变激励、变损耗输入条件下的能量振荡时域解,分别得到链式拓扑条件下的距离增强条件和分支拓扑结构下的能量分配条件。以单一中继拓扑结构和两负载拓扑为实例,在相隔线圈无耦合、负载之间无耦合的假设条件下,建立了基于能量的最大传输容量模型和负载间能量"抢夺"模型,实验验证了链式拓扑结构最大传输距离增强条件和分支拓扑结构能量分配模型的正确性。

关 键 词:无线能量传输  拓扑结构  传输效率
收稿时间:2016/6/5 0:00:00
修稿时间:2016/8/24 0:00:00

Research on key topologies of the wireless power transmission system
Yang Mingbo,Guan Yanzhi,Li Qiang and Yang Zhenfeng.Research on key topologies of the wireless power transmission system[J].Chinese Journal of Scientific Instrument,2016,37(10):2382-2391.
Authors:Yang Mingbo  Guan Yanzhi  Li Qiang and Yang Zhenfeng
Affiliation:School of Mechanical and Material Engineering, North China University of Technology, Beijing 100144, China,School of Mechanical and Material Engineering, North China University of Technology, Beijing 100144, China,School of Mechanical and Material Engineering, North China University of Technology, Beijing 100144, China and School of Mechanical and Material Engineering, North China University of Technology, Beijing 100144, China
Abstract:The general characteristics of topologies of magnetic resonance coupling wireless energy transmission (MRC WPT) are investigated, including the storage and the oscillation of the resonant energy in time domain under the condition of variable input (excitation and loss). The energy resonance model of the chain topology and branch topology is established. By providing the energy oscillation time domain solution of the two kinds of topological structures under the condition of variable excitation and loss input, the distance enhancing and energy relocating model are established. Under the assumption that there is no coupling between every other coil and between loads, maximum transmission capacity model and energy "snatch" model are presented. The maximum transmission distance enhancement condition and energy allocation model is testified with the experiment through MRC WPT setup in our lab.
Keywords:wireless power transfer  topological structure  transmission efficiency
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