Iterative learning control for output-constrained systems with both parametric and nonparametric uncertainties

X Jin, JX Xu - Automatica, 2013 - Elsevier
In this work, by proposing a Barrier Composite Energy Function (BCEF) method with a novel
Barrier Lyapunov Function (BLF), we present a new iterative learning control (ILC) scheme …

State-constrained iterative learning control for a class of MIMO systems

JX Xu, X Jin - IEEE Transactions on Automatic Control, 2012 - ieeexplore.ieee.org
In this note, we present a novel iterative learning control (ILC) method for a class of state-
constrained multi-input multi-output (MIMO) nonlinear system under state alignment …

A high-order internal model based iterative learning control scheme for nonlinear systems with time-iteration-varying parameters

C Yin, JX Xu, Z Hou - IEEE Transactions on Automatic Control, 2010 - ieeexplore.ieee.org
In this technical note, we propose a new iterative learning control (ILC) scheme for nonlinear
systems with parametric uncertainties that are temporally and iteratively varying. The time …

Iterative learning control for MIMO nonlinear systems with iteration-varying trial lengths using modified composite energy function analysis

X Jin - IEEE transactions on cybernetics, 2020 - ieeexplore.ieee.org
Most works dealing with trajectory tracking problems in the iterative learning control (ILC)
literature assume an iteration domain that has identical trial lengths. This fundamental …

Iterative learning control design based on composite energy function with input saturation

JX Xu, Y Tan, TH Lee - Automatica, 2004 - Elsevier
In this work, an iterative learning control scheme is designed for a class of nonlinear
uncertain systems with input saturation. The analysis of convergence in the iteration domain …

Robust optimization-based iterative learning control for nonlinear systems with nonrepetitive uncertainties

D Meng, J Zhang - IEEE/CAA Journal of Automatica Sinica, 2021 - ieeexplore.ieee.org
This paper aims to solve the robust iterative learning control (ILC) problems for nonlinear
time-varying systems in the presence of nonrepetitive uncertainties. A new optimization …

Contraction mapping-based robust convergence of iterative learning control with uncertain, locally Lipschitz nonlinearity

D Meng, KL Moore - IEEE Transactions on Systems, Man, and …, 2017 - ieeexplore.ieee.org
This paper studies the output tracking control problems for multiple-input, multiple-output
(MIMO) locally Lipschitz nonlinear (LLNL) systems subject to iterative operation and …

Adaptive discrete-time iterative learning control for non-linear multiple input multiple output systems with iteration-varying initial error and reference trajectory

XD Li, TF Xiao, HX Zheng - IET control theory & applications, 2011 - IET
Most of the available results in iterative learning control (ILC) hitherto have considered the
ILC systems with fixed initial error and iteration-invariant reference trajectory. An adaptive …

Adaptive learning control for nonlinear systems with randomly varying iteration lengths

D Shen, JX Xu - IEEE transactions on neural networks and …, 2018 - ieeexplore.ieee.org
This paper proposes adaptive iterative learning control (ILC) schemes for continuous-time
parametric nonlinear systems with iteration lengths that randomly vary. As opposed to the …

Echo state network-based backstepping adaptive iterative learning control for strict-feedback systems: An error-tracking approach

Q Chen, H Shi, M Sun - IEEE transactions on cybernetics, 2019 - ieeexplore.ieee.org
In this article, an echo state network (ESN)-based backstepping adaptive iterative learning
control scheme is proposed for nonlinear strict-feedback systems performing the same …