Achieving maximum power transfer of inductively coupled wireless power transfer system based on dynamic tuning control

查看全文 作　　者：QIANG [1,2]Hao;HUANG [1]XueLiang;TAN [1]LinLin;JI [1]QingJing;ZHAO [1]JiaMing

机构地区：[1]School of Electrical Engineering,Southeast University,Nanjing 210096,China;[2]School of Information Science and Engineering,Changzhou University,Changzhou 213164,China

出　　处：《Science China(Technological Sciences)》索引2012年第55卷第7期,共8页

基　　金：supported by the National High-Tech Research & Development Program of China ('863' Program) (Grant No. 2012AA050210);the National Natural Science Foundation of China (Grant No. 51177011);the Research Innovation Program for College Graduates of Jiangsu Province (Grant No. CXZZ11_0150);Scholarship Award for Excellent Doctoral Student granted by Ministry of Education of China 摘　　要：As an emerging research field,inductively coupled wireless power transfer(ICWPT) technology has attracted wide spread attention recently.In this paper,the maximum power transfer performances of four basic topologies labeled as SS,SP,PS and PP are investigated.By modeling the equivalent circuits of these topologies in high frequency(HF),the primary resonance compensation capacitances for maximum power transfer capability are deduced.It is found that these capacitances fluctuate with load resistance change,which is disadvantageous to SP,PS and PP topologies and an obstacle to their practical applications as well.To solve this problem,a phase controlled inductor circuit is proposed.By adjusting the triggering angle,the real-time dynamic tuning control can be achieved to guarantee maximum power transfer.Finally,simulations and experiments show that the proposed method is of great effectiveness and reliability to solve the issue of resonance compensation capacitance fluctuation with load change and to guarantee the flexible applications of all topologies. 关键词：最大功率传输电力传输系统调整控制电感耦合无线拓扑结构基础补偿电容

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Achieving maximum power transfer of inductively coupled wireless power transfer system based on dynamic tuning control

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