Impact of Switching Frequency Variation to the Power Transfer Efficiency of Wireless Power Transfer Converter

被引:0
|
作者
Baharom, Rahimi [1 ]
Seroji, Mohammad Nawawi [1 ]
Salleh, Mohd Khairul Mohd [1 ]
Muhammad, Khairul Safuan [1 ]
机构
[1] Univ Teknol MARA, Fac Elect Engn, Shah Alam 40450, Selangor, Malaysia
关键词
Wireless power transfer; Power electronics converter; Control electronics; Power transfer efficiency; TRANSFER SYSTEMS; METHODOLOGY;
D O I
暂无
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
This paper presents the impact of the switching frequency variation to the power transfer efficiency of a wireless power transfer converter. An experimental demonstrator is used to as a model for this study. The transmitter use Wurth Elektronik wireless power charging coils, 24 mu H, 10%, which is installed across the output of high frequency half-bridge inverter. The switching frequency is varied from 10kHz in steps of 10kHz until 100kHz. The distance between the coils is fixed at 10mm. The receiving coil is fed with a high frequency full-bridge rectifier and a DC load. Experimental results show that the power transfer efficiency varies when the switching frequency is increased. The power transfer efficiency reached its peak at 72% when the switching frequency is at 30kHz.
引用
收藏
页码:127 / 131
页数:5
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