| 无刷直流电动机的正弦波电流驱动方法 |
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| 引用本文： | 朱信舜,林明耀,刘文勇.无刷直流电动机的正弦波电流驱动方法[J].微电机,2011,44(11):51-55. |
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| 作者姓名： | 朱信舜 林明耀 刘文勇 |
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| 作者单位： | 东南大学伺服控制技术教育部工程研究中心,南京,210096 |
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| 摘 要： | 分析了无刷直流电动机方波驱动方式和传统正弦波驱动方式的优缺点,利用三相Hall信号,得到正弦波电流的周期和幅值,通过软件算法生成六路SVPWM信号来驱动无刷直流电动机。采用数字信号控制器(DSC)dsPIC30F4011作为主控芯片,设计了无刷直流电动机的控制系统,详细分析了SVPWM波的生成方法,并给出了软件流程。实验结果验证了提出方法的正确性和可行性。
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| 关 键 词： | 无刷直流电动机 正弦波驱动 SVPWM dsPIC30F4011 |
Sine-wave Current Drive Method for Brushless DC Motors |
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| ZHU Xinshun,LIN Mingyao,LIU Wenyong.Sine-wave Current Drive Method for Brushless DC Motors[J].Micromotors,2011,44(11):51-55. |
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| Authors: | ZHU Xinshun LIN Mingyao LIU Wenyong |
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| Affiliation: | ZHU Xinshun,LIN Mingyao,LIU Wenyong(Engineering Research Center for Motion Control of Ministry of Education,Southeast University,Nanjing 210096,China) |
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| Abstract: | The performances of square-wave drive and sine-wave drive of brushless DC motor(BLDCM) were analyzed in this paper,a method to drive the BLDCM which makes use of three-phase Hall position signals to get the cycle and magnitude of the sine-wave and a proper software program to generate six-way SVPWM waves was presented.Adopting the DSC dsPIC30F4011,the control system of BLDCM was designed.The method to get SVPWM wave was analyzed in detail in the paper,and the software flow chart was also given.Experimental ... |
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| Keywords: | brushless DC motor sine-wave drive SVPWM dsPIC30F4011 |
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