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磁耦合双模无线电能传输系统研究

, PP. 53-59

Keywords: 无线电能传输,磁耦合,传输效率

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Abstract:

磁耦合感应式无线电能传输(MCI-WPT)感应区域传输效率高,而磁耦合谐振式无线电能传输(MCR-WPT)谐振区域传输效率高,为解决两者优势不可兼得的问题,提出磁耦合双模无线电能传输(MCB-WPT),引入转换开关组,实现磁耦合无线电能传输系统拓扑结构可控,使其可工作在MCI-WPT和MCR-WPT双模式下,在一定范围内,实现最佳能量传输。建模分析MCI-WPT与MCR-WPT传输效率与传输距离的关系;提出MCB-WPT方案,建立其传输效率模型,并给出MCB-WPT系统设计方法和控制策略。实验证明,MCB-WPT在感应区域和谐振区域均可获得较高传输效率。

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