The method can be also used for detecting harmonic currents of other non-linear loads.
该方法也可用于一般非线性负载的谐波电流检测。
Harmonic pollution is relatively serious due to the application of non-linear loads in theatre electrical system.
摘要剧场电气系统中，由于大量非线性负荷的应用，谐波污染问题较为严重。
With the increasing use of big power electronic equipments and the non-linear loads in power system, the power quality problem is becoming more and more severe.
随着电力系统中各种大型设备和电力电子装置等非线性元件的应用越来越多，电能质量问题日益严重。
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