基于全局鲁棒滑模PMSM自适应模糊控制  

Research on speed sensor-less PMSM with global robust optimal SMC

作　　者：樊润洁[1] 

机构地区：[1]西安铁路职业技术学院牵引动力系,陕西西安710014

出　　处：《电子设计工程》2016年第4期84-86,共3页Electronic Design Engineering

摘　　要：为研究永磁同步电机(PMSM)在无速度传感器工况下的速度跟踪估计,以PMSM的工作原理为基础,建立了内埋式PMSM的数学模型。基于全局鲁棒最优滑模(GRO-SMC)鲁棒性强的优点,提出了基于全局鲁棒控制器的采用旋转高频电压注入法对电机转速进行估计的无速度传感器控制方案,并分析了电机在高、低速工况下的运行特点。实验结果表明,基于全局鲁棒最优滑模设计的PMSM无速度传感器鲁棒控制系统可获得较高的电角度估计精度。Based on the principle of PMSM, a mathematical model of embedded PMSM was established for the study of speed tracking estimates of PMSM without speed sensor. The speed sensor-less control scheme, which adopted rotating high frequency voltage injection method to estimate the speed of the motor, was proposed On the basis of robust advantages of global robust optimal sliding mode control （GRO-SMC）, and its working characters at both high and low speed were also analyzed. Simulative and experimental results illustrate that the robust sensor-less control system is capable of achieving better speed tracking and electrical degree estimation in both occasions.

关 键 词：全局鲁棒最优滑模控制 旋转高频电压注入法 无速度传感器 

分 类 号：TN710[电子电信—电路与系统]