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电网技术  2006 

新型注入式混合有源滤波器的稳定性研究

, PP. 56-60

Keywords: 注入式,有源滤波器,数学模型,稳定性

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Abstract:

基于新型注入式混合有源滤波器的拓扑结构,采用检测电网谐波电流控制策略建立了该有源滤波器的数学模型,在此基础上研究了系统的稳定性。考虑到谐波治理的效果,有源滤波器的放大倍数K应越大越好,但系统中的延时环节、无源滤波器参数和电网电感参数都限制了K的取值范围,共同决定了有源滤波器实际能够投入的最大容量。实验结果证明了上述理论分析的正确性。

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