[HTML][HTML] Data cleaning in the process industries

S Xu, B Lu, M Baldea, TF Edgar, W Wojsznis… - Reviews in Chemical …, 2015 - degruyter.com
In the past decades, process engineers are facing increasingly more data analytics
challenges and having difficulties obtaining valuable information from a wealth of process …

[HTML][HTML] Dynamical system of a time-delayed ϕ6-Van der Pol oscillator: a non-perturbative approach

GM Moatimid, TS Amer - Scientific Reports, 2023 - nature.com
A remarkable example of how to quantitatively explain the nonlinear performance of many
phenomena in physics and engineering is the Van der Pol oscillator. Therefore, the current …

Adaptive optimal parameter estimation and control of servo mechanisms: theory and experiments

S Wang, J Na, Y Xing - IEEE Transactions on Industrial …, 2020 - ieeexplore.ieee.org
Most of classical adaptive laws used in adaptive control have been developed based on the
gradient descent algorithm to minimize the control error. Hence, the sluggish convergence of …

Identification of errors-in-variables ARX model with time varying time delay

J Zhang, F Guo, K Hao, L Chen, B Huang - Journal of Process Control, 2022 - Elsevier
An identification method is proposed for errors-in-variables (EIV) ARX model with input time-
varying time-delays. A Markov chain is used to model varying time delays whose parameters …

Adaptive parameter identification of linear SISO systems with unknown time-delay

J Na, X Ren, Y Xia - Systems & Control Letters, 2014 - Elsevier
An adaptive online parameter identification is proposed for linear single-input-single-output
(SISO) time-delay systems to simultaneously estimate the unknown time-delay and other …

Parameters estimation of systems with delayed and structured entries

L Belkoura, JP Richard, M Fliess - Automatica, 2009 - Elsevier
This paper deals with on-line identification of continuous-time systems with structured
entries. Such entries, which may consist of inputs, perturbations or piecewise polynomial …

[HTML][HTML] Identification of nonlinear dynamical systems with time delay

G Leylaz, S Wang, JQ Sun - International Journal of Dynamics and Control, 2022 - Springer
This paper proposes a technique to identify nonlinear dynamical systems with time delay.
The sparse optimization algorithm is extended to nonlinear systems with time delay. The …

Design of an optimal fractional fuzzy gain-scheduled Smith Predictor for a time-delay process with experimental application

NS Özbek, I Eker - ISA transactions, 2020 - Elsevier
This study addresses an experimental investigation of a novel modified Smith Predictor (SP)
based fractional fuzzy gain-scheduled control scheme in control of a time-delayed thermal …

Delay estimation via sliding mode for nonlinear time-delay systems

G Zheng, A Polyakov, A Levant - Automatica, 2018 - Elsevier
This paper deals with delay identifiability and delay estimation for a class of nonlinear time-
delay systems. The theory of non-commutative rings is used to analyze the identifiability. In …

Identification of the delay parameter for nonlinear time-delay systems with unknown inputs

G Zheng, JP Barbot, D Boutat - Automatica, 2013 - Elsevier
Using the theory of non-commutative rings, this paper studies the delay identification of
nonlinear time-delay systems with unknown inputs. A sufficient condition is given in order to …