Coil Optimization against Misalignment for Wireless Power Transfer

被引:0
|
作者
Sampath, J. P. K. [1 ,2 ]
Alphones, A. [1 ]
Vilathgamuwa, D. M. [2 ]
机构
[1] Nanyang Technol Univ, Sch Elect & Elect Engn, Singapore, Singapore
[2] Queensland Univ Technol, Sci & Engn Fac, Brisbane, Qld, Australia
关键词
Wireless power; Coil optimization; Figure-of-merit; Misalignment; MUTUAL INDUCTANCE; ENERGY; TRANSMISSION;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The improvement of misalignment tolerance is a key challenge for the optimization of wireless power transfer (WPT) systems. WPT coil design plays an imperative role in improving the misalignment tolerance. However, misalignment tolerance needs to be considered along with the dynamics of the receiving coil. This paper presents a coil optimization method to improve misalignment tolerance according to the receiver positioning behavior. A novel figure-of-merit (FOM) is introduced by incorporating maximum efficiency and the probability of alignment (PA). A case study for parameter optimization of circular spiral coils is presented with the use of the proposed FOM.
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页数:5
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