文章詳目資料

Journal of Computers EIMEDLINEScopus

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篇名 MRAS Speed Observer for Permanent Magnet Linear Synchronous Motor Based on RBF Neural Networks
卷期 31:2
作者 Qi-Yong ChenRong-Kun WangFei ManKai PengBing-Tao HuDong Yan
頁次 001-011
關鍵字 model reference adaptive systempermanent magnet linear synchronous motorradial basis function neural networkspeed sensorless controlEIMEDLINEScopus
出刊日期 202004
DOI 10.3966/199115992020043102001

中文摘要

英文摘要

In order to realize speed sensorless control of permanent magnet synchronous linear motors (PMLSMs) in the whole speed range, a model reference adaptive system (MRAS) speed observer based on radial basis function neural network (RBFNN) is proposed to observe the speed information of PMLSMs in this paper. The speed observer uses a RBFNN as its adaptive mechanism and achieves the speed accurate estimation by taking advantage of strong nonlinear approximation ability of the RBFNN. In addition, a RBFNN identifier is designed to provide gradient information for the RBFNN in the speed observer. Simulation and experiment indicate that the speed observer can accurately observe the speed in the whole speed range for PMLSMs and has good dynamic response characteristics.

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