航空有源滤波器自适应谐波检测仿真研究

介绍了基于自适应滤波理论的谐波检测原理,分析了自适应神经元算法用于谐波检测的可行性,设计了基于自适应谐波检测的并联型航空混合有源滤波器,对滤波特性进行了仿真研究。结果表明,基于自适应滤波理论的谐波检测方法能够快速、精确地检测相电流谐波含量,在相电压波形发生畸变的情况下,也具有较好的自适应能力、快速补偿能力和跟踪性能。

Simulation of Adaptive Harmonic Detection Method in Air Active Filter

Firstly,the harmonic detection principle based on adaptive filtering theory is introduced,and the feasibility of adaptive neural algorithm applied to harmonic detection is analyzed.Then a shunt active filter is designed and simulated based on adaptive harmonic detection.The simulation results show that the harmonic detection method based on adaptive filtering theory can detect the harmonic current quickly and accurately,also has better adaptive ability,rapid compensation ability and tracking performance.