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An active disturbance rejection control for hysteresis compensation based on Neural Networks adaptive control
ISA Transactions ( IF 7.3 ) Pub Date : 2020-10-06 , DOI: 10.1016/j.isatra.2020.10.019
Wentao Liu , Tong Zhao

In the present paper, an active disturbance rejection control(ADRC) scheme via radial basis function(RBF) neural networks is designed for adaptive control of non-affine nonlinear systems facing hysteresis disturbance in which RBF neural network approximation is utilized to tackle the system uncertainties and ADRC is designed to real-time estimate and compensate disturbance with unknown backlash-like hysteresis. Combining the adaptive neural networks design with ADRC design techniques, a new dual-channel composite controller scheme is developed herein whereby adaptive neural networks are used as feed-forward inverse control and ADRC as closed-loop feedback control. Furthermore, as compared to adaptive neural networks control algorithm, the proposed RBF-ADRC dual-channel composite controller can guarantee that the desired signal can be tracked with a small domain of the origin and it is confirmed to be effective under Lyapunov stability theory and MATLAB simulations.



中文翻译:

基于神经网络自适应控制的磁滞补偿主动抗扰控制

本文针对径向滞后扰动的非仿射非线性系统,设计了一种基于径向基函数(RBF)神经网络的主动扰动抑制控制(ADRC)方案,利用RBF神经网络逼近来解决系统的不确定性。 ADRC旨在实时估计和补偿具有未知反冲状磁滞的干扰。将自适应神经网络设计与ADRC设计技术相结合,在此开发了一种新的双通道复合控制器方案,其中自适应神经网络被用作前馈逆控制,而ADRC被用作闭环反馈控制。此外,与自适应神经网络控制算法相比,

更新日期:2020-10-06
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