| 通用变频调速系统的仿真研究 |
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| 引用本文： | 谢门喜,田铭兴.通用变频调速系统的仿真研究[J].常州工学院学报,2008,21(5):30-33. |
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| 作者姓名： | 谢门喜 田铭兴 |
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| 作者单位： | 兰州交通大学自动化与电气工程学院,甘肃兰州,730070 |
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| 摘 要： | 论文首先分析了通用变频器调速系统的结构和正弦脉宽调制的原理，并且给出了输入输出物理量之间的数量关系，针对减小输出电压谐波含量指出了两条途径，便于控制系统采用。其次，利用Matlab／Simulink电力系统工具箱，建立了系统的仿真模型，得到了调速过程中转速和转矩的波形，如实地反映了正弦脉宽调制系统的特点。
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| 关 键 词： | 变频调速 正弦脉宽调制 谐波分析 |
Simulation Research on General Frequency Converter |
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| XIE Menxi,TIAN Mingxing.Simulation Research on General Frequency Converter[J].Journal of Changzhou Institute of Technology,2008,21(5):30-33. |
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| Authors: | XIE Menxi TIAN Mingxing |
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| Affiliation: | XIE Men-xi TIAN Ming-xing(School of Automation & Electrical Engineering,Lanzhou Jiaotong University,Lanzhou 730070) |
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| Abstract: | This paper analysises basic work principle of General Frequency Converter used for ac motor drive and gives the relationship of input and output parameter.In order to minimum harmonic of output voltage,it has been given two ways for control system to apply.Also,by using Matlab/Simulink,a simulation model has been built.The result shows the toque and speed profiles in all speed adjustment process,as well shows all features for the system. |
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| Keywords: | frequency converter SPWM harmonic analysis |
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