State estimation of the Stefan PDE: A tutorial on design and applications to polar ice and batteries

S Koga, M Krstic - Annual Reviews in Control, 2022 - Elsevier
The Stefan PDE system is a representative model for thermal phase change phenomena,
such as melting and solidification, arising in numerous science and engineering processes …

Sub-predictors for network-based control under uncertain large delays

Y Zhu, E Fridman - Automatica, 2021 - Elsevier
This paper, for the first time, provides sub-predictors for networked control systems (NCSs)
under uncertain large communication delays. We use a time-delay approach to NCS and …

Adaptive Observer Design for Heat PDEs with Sensor Delay and Parameter Uncertainties

O Ammari, F Giri, M Krstic… - … on Automatic Control, 2024 - ieeexplore.ieee.org
In this article, we consider the problem of observer design for heat diffusion–reaction partial
differential equations (PDEs) that are monitored through delayed boundary sensor …

Sequential predictors for delay-compensating feedback stabilization of bilinear systems with uncertainties

I Bhogaraju, M Farasat, M Malisoff, M Krstic - Systems & Control Letters, 2021 - Elsevier
We construct delay-compensating input-to-state stabilizing feedback controllers for a class of
nonlinear control systems that include bilinear systems that have pointwise delays in their …

Sub-predictors and classical predictors for finite-dimensional observer-based control of parabolic PDEs

R Katz, E Fridman - IEEE Control Systems Letters, 2021 - ieeexplore.ieee.org
We study constant input delay compensation by using finite-dimensional observer-based
controllers in the case of the 1D heat equation. We consider Neumann actuation with …

Observer-based boundary feedback control for attitude tracking of rigid bodies with partially liquid-filled cavities

M Jokar, H Salarieh, HN Pishkenari - Aerospace Science and Technology, 2023 - Elsevier
In the attitude tracking control tasks of rigid bodies with partially filled cavities, liquid sloshing
is a crucial characteristic that hinders effective controller design and accuracy improvement …

Predictor methods for finite-dimensional observer-based control of stochastic parabolic PDEs

P Wang, E Fridman - Systems & Control Letters, 2023 - Elsevier
We study output-feedback control of 1D stochastic semilinear heat equations with nonlinear
multiplicative noise and uncertain time-varying input/output delays or sawtooth delays (that …

A delay classification-based approach to distributed consensus of nonlinear time-delay multiagent systems

K Li, CK Ahn, WX Zheng, CC Hua - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article investigates the problem of the fixed directed topology-based leader–following
consensus control for nonlinear multiagent systems with output delays. Diverging from …

Global finite-dimensional observer-based stabilization of a semilinear heat equation with large input delay

R Katz, E Fridman - Systems & Control Letters, 2022 - Elsevier
We study global finite-dimensional observer-based stabilization of a semilinear 1D heat
equation with globally Lipschitz semilinearity in the state variable. We consider Neumann …

Sub-predictors for finite-dimensional observer-based control of stochastic semilinear parabolic PDEs

P Wang, E Fridman - 2023 62nd IEEE Conference on Decision …, 2023 - ieeexplore.ieee.org
We study output-feedback control of 1D stochastic semilinear heat equation with constant
input delay and nonlinear multiplicative noise where the nonlinearities satisfy globally …