Enhanced tuning of Smith predictor based series cascaded control structure for integrating processes

GL Raja, A Ali - ISA transactions, 2021 - Elsevier
This work combines the benefits of cascaded control, Smith predictor, moment matching,
and outer-loop decomposition to design an enhanced series cascaded control approach …

A unified approach to design controller in cascade control structure for unstable, integrating and stable processes

MA Siddiqui, MN Anwar, SH Laskar, MR Mahboob - ISA transactions, 2021 - Elsevier
This article presents a unified approach of controller design in cascade control structure
(CCS) for unstable, integrating and stable processes with dead-time to achieve enhanced …

Optimal fractional order IMC-based series cascade control strategy with dead-time compensator for unstable processes

D Mukherjee, GL Raja, P Kundu - Journal of Control, Automation and …, 2021 - Springer
In industrial unstable processes, disturbance rejection is more challenging task than setpoint
tracking. So, cascade control structure is widely used in many chemical processes to reject …

Enhanced control of unstable cascade systems using direct synthesis approach

MA Siddiqui, MN Anwar, SH Laskar - Chemical Engineering Science, 2021 - Elsevier
This paper presents a controller design method for the open-loop unstable process in the
primary loop and the open-loop unstable, integrating and stable processes in the secondary …

Comprehensive Review of Metaheuristic Algorithms (MAs) for Optimal Control (OCl) Improvement

U Mohammed, T Karataev, O Oshiga… - … Methods in Engineering, 2024 - Springer
Optimal control (OCl) can be traced back to the 1960s when it was utilised for solving an
optimisation problem (OP). In the OCl technique, a stable controller can be obtained by …

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 …

GA-based optimization for multivariable level control system: A case study of multi-tank system

M Chew, FH Juwono, WK Wong - Engineering Journal, 2022 - engj.org
This paper presents a systematic way to determine the trade-off optimized controller tunings
using computation optimization technique for both servo and regulatory controls of the Multi …

Grey wolf optimizer-based optimal controller tuning method for unstable cascade processes with time delay

T Dogruer - Symmetry, 2022 - mdpi.com
This paper presents a controller design technique for cascade control systems based on the
grey wolf optimization (GWO) algorithm. In the proposed control scheme, the proportional …

Two Feedback PID Controllers Tuned with Teaching–Learning-Based Optimization Algorithm for Ball and Beam System

S Chaturvedi, N Kumar, R Kumar - IETE Journal of Research, 2023 - Taylor & Francis
The proportional integral derivative (PID) controller continues to be the most popular and
widely used in the industry despite the development of various artificial intelligence-based …

Relocated internal model control based cascade control strategy for stable and unstable systems with delay

Sridhar, D Kumar, GL Raja… - International Journal of …, 2024 - Taylor & Francis
To control unstable and stable plants a new series cascade control structure (SCCS) is
proposed. The proposed SCCS incorporates two or three controllers (setpoint tracking …