| 变频器输出电压du/dt对电机的影响及其滤波器的设计 |
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| 引用本文： | 陈涛,刘海涛,武彬,江平,黄敏.变频器输出电压du/dt对电机的影响及其滤波器的设计[J].变流技术与电力牵引,2012(1):34-38. |
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| 作者姓名： | 陈涛 刘海涛 武彬 江平 黄敏 |
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| 作者单位： | 南车电气技术与材料工程研究院 |
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| 摘 要： | 研究了变频器输出电压du/dt对电机端电压和轴承电流的影响,在PSpice中建立了电机高频模型,并对端电压波形进行了仿真;着重研究了一种du/dt滤波器的参数设计方法,并且进行了仿真和实验验证。实践证明,该滤波器具有较好的滤波效果。
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| 关 键 词： | du/dt滤波器 过电压 轴承电流 |
The Influence of Inverter,s Output Voltage du/dt on the Motor and Its Filter Design |
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| CHEN Tao,LIU Hai-tao,WU Bin,JIANG Ping,HUANG Min.The Influence of Inverter,s Output Voltage du/dt on the Motor and Its Filter Design[J].Converter Technology & Electric Traction,2012(1):34-38. |
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| Authors: | CHEN Tao LIU Hai-tao WU Bin JIANG Ping HUANG Min |
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| Institution: | (CSR Institute of Electrical Technology & Material Engineering,Zhuzhou,Hunan 412001,China) |
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| Abstract: | This paper studies the influence of inverter’s output voltage du/dt on the end voltage and bearing current of the motor,sets up the motor high-frequency model in PSpice and stimulates waveforms of the end voltage.It stresses on the design method for the parameters of du/dt filter and verifies the simulation in PSpice.These results testify that the filter has the better effect. |
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| Keywords: | du/dt filter over voltage bearing current |
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