轨道交通无线电能传输系统动态谐振线圈耦合模型研究
TM724:U231.8; 鉴于传统采用平板式线圈结构的无线电能传输系统,不适合列车在运行过程中的电能传输,设计了一种E型铁心线圈的RX(接收端)耦合结构来满足轨道交通供电系统的动态需求.综合考虑车辆停靠的偏移、横向与竖向的间隙及列车上允许的安装体积,建立了动态谐振线圈耦合模型,分析了谐振状态的变量因素,包括线圈自感、线圈互感及耦合电容等;充分考虑工程应用的实际需求,对RX与TX(发射端)的结构参数进行了设计;通过系统仿真验证了 E形铁心线圈分别在x轴(线路横向)正向进行偏移,在y轴(线路纵向)正向进行小范围偏移,在y轴负向进行大范围偏移,以及到达极限位置时对耦合系数的影响.结果表明:E形铁心...
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Published in | 城市轨道交通研究 Vol. 26; no. 6; pp. 106 - 110 |
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Main Authors | , , |
Format | Journal Article |
Language | Chinese |
Published |
中铁电气化局集团有限公司城铁公司,100036,北京
2023
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Subjects | |
Online Access | Get full text |
ISSN | 1007-869X |
DOI | 10.16037/j.1007-869x.2023.06.019 |
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Abstract | TM724:U231.8; 鉴于传统采用平板式线圈结构的无线电能传输系统,不适合列车在运行过程中的电能传输,设计了一种E型铁心线圈的RX(接收端)耦合结构来满足轨道交通供电系统的动态需求.综合考虑车辆停靠的偏移、横向与竖向的间隙及列车上允许的安装体积,建立了动态谐振线圈耦合模型,分析了谐振状态的变量因素,包括线圈自感、线圈互感及耦合电容等;充分考虑工程应用的实际需求,对RX与TX(发射端)的结构参数进行了设计;通过系统仿真验证了 E形铁心线圈分别在x轴(线路横向)正向进行偏移,在y轴(线路纵向)正向进行小范围偏移,在y轴负向进行大范围偏移,以及到达极限位置时对耦合系数的影响.结果表明:E形铁心线圈在x方向的偏移对自感和互感等耦合参数几乎无影响,E形铁心线圈结构除偏移至极限位置外线圈耦合系数基本保持稳定.该模型能够有效减小耦合系数变化对无线电能传输系统稳定性的影响. |
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AbstractList | TM724:U231.8; 鉴于传统采用平板式线圈结构的无线电能传输系统,不适合列车在运行过程中的电能传输,设计了一种E型铁心线圈的RX(接收端)耦合结构来满足轨道交通供电系统的动态需求.综合考虑车辆停靠的偏移、横向与竖向的间隙及列车上允许的安装体积,建立了动态谐振线圈耦合模型,分析了谐振状态的变量因素,包括线圈自感、线圈互感及耦合电容等;充分考虑工程应用的实际需求,对RX与TX(发射端)的结构参数进行了设计;通过系统仿真验证了 E形铁心线圈分别在x轴(线路横向)正向进行偏移,在y轴(线路纵向)正向进行小范围偏移,在y轴负向进行大范围偏移,以及到达极限位置时对耦合系数的影响.结果表明:E形铁心线圈在x方向的偏移对自感和互感等耦合参数几乎无影响,E形铁心线圈结构除偏移至极限位置外线圈耦合系数基本保持稳定.该模型能够有效减小耦合系数变化对无线电能传输系统稳定性的影响. |
Author | 罗金 赖一雄 范建伟 |
AuthorAffiliation | 中铁电气化局集团有限公司城铁公司,100036,北京 |
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Title | 轨道交通无线电能传输系统动态谐振线圈耦合模型研究 |
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