研究目的 变频器属非线性负载（Non-linear load）为 谐波污染 （ Harmonic pollution ），之 主要来源，对其他电力设备或通信设备产生相当的干扰与破坏。
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electric harmonic pollution 电力谐波污染
electric power harmonic pollution 电力谐波污染
Harmonic pollution has been one of the nonnegligible problems in power supply systems and now catches people’s eye.
谐波污染已成为供电系统不容忽视的问题之一，正在引起人们的关注。
参考来源 - 有源电力滤波器谐波电流检测方法仿真与实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The application of power electronics, however, it also brings serious harmonic pollution and EMI.
电力电子技术应用日益广泛，同时也带来严重的谐波污染和电磁干扰。
Active filters have been used to solve the problem of more and more serious reactive power and harmonic pollution to power systems.
有源滤波器在为解决日益严重的无功和谐波污染问题方面可发挥有效作用。
The results of field running show that it has quick adjustment speed, accurate compensation, preferable reliability and no harmonic pollution.
实际现场运行表明，该型消弧线圈具有调节速度快，补偿精度高，无谐波危害，且无机械动作可靠性高等特点。
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