摘要
为了提高永磁同步电机的调速性能和控制精度、改善系统的动态性能,提出运用基于转子磁链定向的不同电压空间矢量的SVPWM控制方法,根据不同坐标系下的电机数学模型、三种坐标系之间的变换以及空间矢量控制原理,运用i_d=0的控制策略,建立了一个基于电压空间矢量控制的永磁同步电机模型。通过仿真,结果表明永磁同步电机矢量控制系统改善了电机的暂态特性,控制更简单,运行更平稳,动态性能良好,可以实现更好地快速响应和速度控制特性。
In order to improve the speed performance and control precision of the permanent magnet synchronous motor and improve th e dynamic performance of the system,the SVPWM control method based on the different voltage space vector of the rotor fl ux orientation is proposed.According to the mathematical model of the motor in different coordinate systems,And the space vector control principle is used.A permanent magnet synchronous motor model based on voltage space vector control is established by using id=0 control strategy.Through simulation,the results show that the permanent magnet synchronous motor vector control system improves the transient characteristics of the motor,the control is more simple,the operation is more stable,the dynamic performance is good,can achieve better fast response and speed control characteristics.
作者
闵婕
于惠钧
睢铁杰
荣俊梅
李林
Min Jie;Yu Huijun;Sui Tiejie;Rong Junmei;Li Lin(School of Electrical and Information Engineering,Hunan University of Technology,Zhuzhou Hunan,412007,China;Liancheng Group Limited Liability Compang,Zhuzhou Hunan,412001,China)
出处
《新型工业化》
2017年第6期11-18,共8页
The Journal of New Industrialization
基金
基金项目:变极永磁同步电机特殊问题及设计研究(2016JJ5038)
关键词
永磁同步电机
矢量控制
SVPWM
建模
仿真
permanent magnet synchronous motor
vector control
SVPWM
modeling
simulation
