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变频器谐波分析与抑制对策
引用本文:施俊杰,孔令国.变频器谐波分析与抑制对策[J].应用能源技术,2014(10):47-51.
作者姓名:施俊杰  孔令国
作者单位:1. 东北电力大学后勤保障部,吉林吉林,132012
2. 东北电力大学电气工程学院,吉林吉林,132012
摘    要:变频设备中的变频器产生大量6k±1次谐波,此特征谐波使电网电流波形严重畸变,THD超过国标(GB/T14549-93)限值。对此本文提出有效的谐波抑制方案,并给出了单调谐滤波器的详细设计过程,同时通过仿真分析验证了谐波抑制效果的明显性。

关 键 词:变频器  特征谐波  谐波抑制  仿真分析

Inverter Harmonic Analysis and Suppression Policy
SHI Jun-jie,KONG Ling-guo.Inverter Harmonic Analysis and Suppression Policy[J].Applied Energy Technology,2014(10):47-51.
Authors:SHI Jun-jie  KONG Ling-guo
Affiliation:SHI Jun-jie, KONG Ling- guo ( 1. Logistics Department, Northeast Dianli University, Jilin 132012, Jilin Province, China; College of Electrical Engineering, Northeast Dianli University, Jilin 132012, Jilin Province, China. )
Abstract:The inverter frequency devices generate a large number of harmonics 6k ± 1, this characteristic harmonic makes grid current waveform serious distortion, THD over the national standard (GB/T1454- 93 ) limit. This paper proposes an effective harmonic suppression program, and gives details of single - tuned filter design process, and verified by simulation of harmonic suppression effect is obvious.
Keywords:Frequency inverter  Characteristic harmonic  Harmonic suppression  Simulation analysis
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