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Journal ArticleDOI

Neural networks for nonlinear internal model control

Kenneth J. Hunt, +1 more
- Vol. 138, Iss: 5, pp 431-438
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TLDR
In this paper, a novel technique, directly using artificial neural networks, is proposed for the adaptive control of nonlinear systems, where the ability of neural networks to model arbitrary nonlinear functions and their inverses is exploited.
Abstract
A novel technique, directly using artificial neural networks, is proposed for the adaptive control of nonlinear systems. The ability of neural networks to model arbitrary nonlinear functions and their inverses is exploited. The use of nonlinear function inverses raises questions of the existence of the inverse operators. These are investigated and results are given characterising the invertibility of a class of nonlinear dynamical systems. The control structure used is internal model control. It is used to directly incorporate networks modelling the plant and its inverse within the control strategy. The potential of the proposed method is demonstrated by an example.

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Citations
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Journal ArticleDOI

An Adaptive Neuro-Fuzzy Approach to Control a Distillation Column

TL;DR: A control strategy that enhances a fuzzy controller with self-learning capability for achieving the control of a binary methanol-propanol distillation column using an Adaptive-Network-based Fuzzy Inference System extended to cope with multivarible systems is used.
Journal ArticleDOI

Multi-loop Internal Model Controller Design Based on a Dynamic PLS Framework

TL;DR: In this article, a multi-loop internal model control (IMC) scheme in conjunction with feed-forward strategy based on the dynamic partial least squares (DyPLS) framework is proposed.
Journal ArticleDOI

Tracking control of electro-hydraulic servo multi-closed-chain mechanisms with the use of an approximate nonlinear internal model

TL;DR: In this paper, the trajectory tracking problem of a hydraulic servo multi-closed-chain mechanism was studied and a nonlinear control algorithm was proposed, that is, the approximate internal model control (AIMC) integrated with a position feedback control in cascade control design.
References
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Feedback Systems: Input-output Properties

TL;DR: In this paper, the Bellman-Gronwall Lemma has been applied to the small gain theorem in the context of linear systems and convolutional neural networks, and it has been shown that it can be applied to linear systems.
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Journal ArticleDOI

A multilayered neural network controller

TL;DR: A modified error-back propagation algorithm, based on propagation of the output error through the plant, is introduced, for learning several learning architectures for training the neural controller to provide the appropriate inputs to the plant.
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