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文章分析了适用于变频器谐波抑制的串联型有源电力滤波器的基本工作原理 ,并对其控制方法和控制电路进行了研究。在此基础上 ,研制了一台实验样机。实验结果表明 ,串联型有源电力滤波器对变频器产生的谐波具有良好的抑制作用。
The article analyzes the basic working principle of series active power filter which is suitable for harmonic suppression of frequency converter, and studies its control method and control circuit. On this basis, an experimental prototype has been developed. The experimental results show that the series active power filter has a good inhibitory effect on the harmonics generated by the inverter.