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弧焊变压器谐波电流研究
引用本文:周斌生,于衍宏,单平,王正东,吴东棣.弧焊变压器谐波电流研究[J].华东理工大学学报(自然科学版),2000,26(3):301-304.
作者姓名:周斌生  于衍宏  单平  王正东  吴东棣
作者单位:1. 华东理工大学机械工程学院,上海,200237
2. 山东轻工业学院基础部,济南,250100
3. 天津大学机械工程学院,天津,300072
摘    要:通过拟合高漏抗弧焊变压器的磁特性曲线,据此建立了高效的非线性动态离散化模型,计算得出了在不同励磁输入状态下的各次谐波含量,探讨了励磁电压,负载和漏感等因素对谐波含量的影响,并提出了滤除高次谐波的措施。

关 键 词:弧焊变压器  磁特性曲线  非线性模型  谐波电流
修稿时间:1999-04-07

Study on Harmonic Current of Air Welding Transformer
ZHOU Bin-sheng,YU Yan-hong,SHAN Ping,WANG Zheng-dong,WU Dong-di.Study on Harmonic Current of Air Welding Transformer[J].Journal of East China University of Science and Technology,2000,26(3):301-304.
Authors:ZHOU Bin-sheng  YU Yan-hong  SHAN Ping  WANG Zheng-dong  WU Dong-di
Abstract:Based on mapping and simulating magnetic characteristic curve of arc welding transformer with high leakageflux, this paper presents an equivalent nonlinear dynamic model. Harmonic current has been calculated under variable conditions. The effects of input voltage, load on secondary coil and leakage inductance on harmonic current have also been discussed. Finally, some measures to reduce harmonic current have been introduced.
Keywords:arc welding transformer  magnetic characteristic curve  nonlinear model  harmonic current  reduce harmonic current
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