Adaptive architectures for control of uncertain dynamical systems with actuator and unmodeled dynamics
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"
DOI: 10.1002/rnc.4624
Abstract: In adaptive control of uncertain dynamical systems, it is well known that the presence of actuator and/or unmodeled dynamics in feedback loops can yield to unstable closed‐loop system trajectories. Motivated by this standpoint, this paper… read more here.
Keywords: dynamical systems; uncertain dynamical; unmodeled dynamics; actuator unmodeled ... See more keywords
Multigradient recursive reinforcement learning NN control for affine nonlinear systems with unmodeled dynamics
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"
DOI: 10.1002/rnc.4843
Abstract: In this paper, an adaptive reinforcement learning approach is developed for a class of discrete‐time affine nonlinear systems with unmodeled dynamics. The multigradient recursive (MGR) algorithm is employed to solve the local optimal problem, which… read more here.
Keywords: systems unmodeled; nonlinear systems; reinforcement learning; unmodeled dynamics ... See more keywords
State constraints‐based adaptive neural network control for switched nonlinear systems with unmodeled dynamics
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Robust and Nonlinear Control"
DOI: 10.1002/rnc.5113
Abstract: This paper investigates the problem of state constraints‐based adaptive neural network tracking control for switched nonlinear systems with unmodeled dynamics. First, a switching‐dependent dynamic signal is designed to dominate unmodeled dynamics. Also, by introducing a… read more here.
Keywords: unmodeled dynamics; state; neural network; adaptive neural ... See more keywords
A signal compensation based cascaded PI control for an industrial heat exchange system
Sign Up to like & getrecommendations! Published in 2020 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2020.104372
Abstract: Abstract Since the characteristics of the industrial heat exchange system (HES) are drastically affected by variations of the steam pressure, ambient temperature and water quality, it is difficult for the classical cascade PI control system… read more here.
Keywords: system; unmodeled dynamics; heat exchange; control ... See more keywords
Adaptive fuzzy tracking control for underactuated surface vessels with unmodeled dynamics and input saturation.
Sign Up to like & getrecommendations! Published in 2020 at "ISA transactions"
DOI: 10.1016/j.isatra.2020.04.010
Abstract: This paper investigates the tracking control of the underactuated surface vessel (USV) with the off-diagonal inertial matrix, and under the influence of unmodeled dynamics as well as the constraint of input saturation. With the fuzzy… read more here.
Keywords: input saturation; unmodeled dynamics; control; tracking control ... See more keywords
Adaptive Neural Tracking Control of Nonlinear Nonstrict-Feedback Systems With Unmodeled Dynamics
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2926558
Abstract: In this paper, an adaptive neural control approach for a class of nonstrict-feedback nonlinear systems with unmodeled dynamic is presented. During the controller design process, the main difficulties arise from unknown functions and unmodeled dynamics,… read more here.
Keywords: systems unmodeled; unmodeled dynamics; control; nonstrict feedback ... See more keywords
Robust Fuzzy Adaptive Finite-Time Control for High-Order Nonlinear Systems With Unmodeled Dynamics
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Fuzzy Systems"
DOI: 10.1109/tfuzz.2020.2981917
Abstract: This article studies the problem of the robust fuzzy adaptive finite-time control design for a class of single-input single-output high-order nonlinear systems. The considered plants contain unknown nonlinear functions, unmodeled dynamics, and dynamical disturbances. In… read more here.
Keywords: finite time; unmodeled dynamics; robust fuzzy; control ... See more keywords
Small-Gain Approach to Fuzzy Adaptive Control for Interconnected Systems With Unmodeled Dynamics
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Fuzzy Systems"
DOI: 10.1109/tfuzz.2022.3157038
Abstract: This article presents a new stabilizing control scheme for a class of interconnected nonlinear systems subjected to unmodeled dynamics and immeasurable states. Fuzzy logic systems are applied to approximate the unknown functions, and a fuzzy-based… read more here.
Keywords: small gain; control; gain approach; unmodeled dynamics ... See more keywords
Adaptive Neural Output-Feedback Control for a Class of Nonlower Triangular Nonlinear Systems With Unmodeled Dynamics
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DOI: 10.1109/tnnls.2017.2716947
Abstract: This paper presents the development of an adaptive neural controller for a class of nonlinear systems with unmodeled dynamics and immeasurable states. An observer is designed to estimate system states. The structure consistency of virtual… read more here.
Keywords: output feedback; unmodeled dynamics; systems unmodeled; nonlower triangular ... See more keywords
Neural Adaptive Distributed Formation Control of Nonlinear Multi-UAVs With Unmodeled Dynamics.
Sign Up to like & getrecommendations! Published in 2022 at "IEEE transactions on neural networks and learning systems"
DOI: 10.1109/tnnls.2022.3157079
Abstract: The problem of neural adaptive distributed formation control is investigated for quadrotor multiple unmanned aerial vehicles (UAVs) subject to unmodeled dynamics and disturbance. The quadrotor UAV system is divided into two parts: the position subsystem… read more here.
Keywords: formation control; unmodeled dynamics; neural adaptive; adaptive distributed ... See more keywords
Adaptive Quantized Control of Output Feedback Nonlinear Systems With Input Unmodeled Dynamics Based on Backstepping and Small-Gain Method
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Systems, Man, and Cybernetics: Systems"
DOI: 10.1109/tsmc.2019.2956997
Abstract: In this article, an adaptive quantized neural backstepping strategy is investigated for a class of nonlinear systems with input unmodeled dynamics and output constraints based on the small-gain method. A challenge lies in the considered… read more here.
Keywords: unmodeled dynamics; gain; output; small gain ... See more keywords