【摘要】 目前我国工业供电系统中越来越多地使用电力电子设备,这些设备会导致供电系统谐波含量增多,电能质量下降,并对其他用电设备造成不良影响。鉴于此,本文阐述了电网谐波抑制的重要性、紧迫性及谐波抑制方法,分析了有源滤波器的工作原理,并通过具体实例介绍其应用情况。更多还原

【Abstract】 At present China’s industrial power supply systems are increasingly using power electronic devices, which will lead to an increase in power system harmonic content, power quality decline and adversely affect other electrical equipment. In view of this, the paper describes the importance of harmonic suppression, urgency and harmonic suppression methods to analyze the working principle of active filters, and specific examples introduced by its application.更多还原