The study of harmonics is a very important topic for electric power quality. Research topics include harmonic source analysis and efforts, measurement technology and elimination strategy.
谐波的研究是电能质量领域的一个重要课题，研究领域包括谐波源分析、检测技术以及消除策略。
Based on the analysis of spatial harmonics of periodically slotted structure the method for extending operation frequency-band through suppressing higher-order harmonics is discussed.
基于周期性槽孔结构的空间谐波的分析，讨论了抑制高次谐波以拓展使用频带的方法。
A detail analysis of producing harmonics of electronic ballast is provided. The method to reduce the harmonics distortion and improve the power factor is derived.
分析了电子镇流器产生谐波电流的原因，并以一种新型电子镇流器为例，指出了降低谐波含量、提高功率因数的方法及其实际意义。
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