Gait prediction and variable admittance control for lower limb exoskeleton with measurement delay and extended-state-observer

Z Chen, Q Guo, T Li, Y Yan… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The measurement delay of the feedback control system is a universal problem in industrial
engineering, which will degrade output performance, especially causing undesirable chatter …

A comparative study of various Smith predictor configurations for industrial delay processes

VL Korupu, M Muthukumarasamy - Chemical Product and Process …, 2022 - degruyter.com
Efficient control of industrial delay processes is a challenging problem in the field of process
control. Time delays are generally experienced in industrial processes from distance velocity …

Controlling industrial dead-time systems: When to use a PID or an advanced controller

LR da Silva, RCC Flesch, JE Normey-Rico - ISA transactions, 2020 - Elsevier
This work presents a comparative analysis of PID, DTC and MPC strategies when used to
control SISO processes with dead time considering characteristics commonly found in …

Parallel cascade control of dead time processes via fractional order controllers based on Smith predictor

S Pashaei, P Bagheri - ISA transactions, 2020 - Elsevier
In this paper, control of stable, unstable and integrating processes with large time delay in
the presence of uncertainty, external disturbances and measurement noise is investigated …

Design of a novel fractional‐order internal model controller‐based Smith predictor for integrating processes with large dead‐time

D Kumar, P Aryan, GL Raja - Asia‐Pacific Journal of Chemical …, 2022 - Wiley Online Library
A novel multi‐loop control configuration with two controllers is suggested for integrating
processes having large dead‐time. The inner‐loop consists of a Smith predictor having …

Design and simulation of a novel FOIMC-PD/P double-loop control structure for CSTRs and bioreactors

S Kumari, P Aryan, GL Raja - International Journal of Chemical …, 2021 - degruyter.com
The design of control methods for unstable plants is somewhat complex than that of stable
plants. This is because unstable process models contain one or more poles lying on the …

Robust fuzzy predictive control for discrete-time systems with interval time-varying delays and unknown disturbances

H Shi, P Li, J Cao, C Su, J Yu - IEEE Transactions on Fuzzy …, 2019 - ieeexplore.ieee.org
A robust fuzzy predictive control (RFPC) based on Takagi-Sugeno (TS) fuzzy model is
proposed for systems with uncertainties, time-varying delays, unknown disturbances, as well …

Control of the temperature in a petroleum refinery heating furnace based on a robust modified Smith predictor

V Feliu-Batlle, R Rivas-Perez - ISA transactions, 2021 - Elsevier
The robust control of the crude oil outlet temperature uniformity in a heating furnace of a
petroleum refinery is addressed. A reliable dynamic model of the nominal process has been …

Dead-time compensation for the first-order dead-time processes: towards a broader overview

M Huba, P Bistak, D Vrancic, K Zakova - Mathematics, 2021 - mdpi.com
The article reviews the results of a number of recent papers dealing with the revision of the
simplest approaches to the control of first-order time-delayed systems. The concise …

Smith predictor controller design using the direct synthesis method for unstable second-order and time-delay systems

Y İçmez, MS Can - Processes, 2023 - mdpi.com
Industrial processes often involve a long time delay, which adversely affects the stability of
closed-loop control systems. The traditional Smith Predictor (SP) is a model-based controller …