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无线电能传输系统电压稳定在线控制策略的研究

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Keywords: 无线电能传输,阻性负载,在线调控,稳定

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Abstract:

为了降低控制的复杂度,有效地借助系统自身的参数约束关系,通过分析发现当负载为纯阻性时其变化并不影响发射端线圈回路的相位,并且借助发射端的相关参数可以准确计算出负载变化的大小。基于此,提出通过监测发射端输入电源的电压和电流大小及相位,实时调节电源的输出电压来实现负载电阻改变前后端电压的稳定控制,理论和实验结果表明该方法可以避免采用发射端与接收端的信息交互装置,可较好地实现负载端电压的稳定控制。

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