基于神经网络的交流调速系统反馈信号估计

Feedback Estimation of AC Drive Based on Neural Network

针对直接矢量控制感应电机感应电机调速系统 ,设计和训练一个三层前馈神经网络以估计系统的实际转子磁链和单位矢量 ,并由此构成系统的闭环控制。仿真实验结果表明 ,该神经网络估计器能准确估算反馈信息量 。

This paper designed and trained a three-layer f ee dforward neural network to estimate the actual rotor flux and unit vector for d irect vector controlled induction motor speed drive.Simulation results showed th at the neural network estimator can accurately estimate the feedback information ,its future application is good.