[HTML][HTML] Review and classification of recent observers applied in chemical process systems

JM Ali, NH Hoang, MA Hussain, D Dochain - Computers & Chemical …, 2015‏ - Elsevier
Observers are computational algorithms designed to estimate unmeasured state variables
due to the lack of appropriate estimating devices or to replace high-priced sensors in a plant …

Design and implementation of terminal sliding mode control method for PMSM speed regulation system

S Li, M Zhou, X Yu - IEEE Transactions on Industrial Informatics, 2012‏ - ieeexplore.ieee.org
This paper investigates the speed regulation problem of permanent magnet synchronous
motor servo system based on terminal sliding mode control method. By introducing a non …

[HTML][HTML] Soft Computing Application in Mining, Mineral Processing and Metallurgy with an Approach to Using It in Mineral Waste Disposal

N Herrera, M Sinche Gonzalez, J Okkonen… - Minerals, 2023‏ - mdpi.com
In the past two decades, the mining sector has increasingly embraced simulation and
modelling techniques for decision-making processes. This adoption has facilitated …

Hybrid non-linear model predictive control of a run-of-mine ore grinding mill circuit

S Botha, JD le Roux, IK Craig - Minerals Engineering, 2018‏ - Elsevier
A hybrid non-linear model predictive controller (HNMPC) is developed for a run-of-mine ore
grinding mill circuit. A continuous-time grinding mill circuit model is presented with a …

Dual particle filters for state and parameter estimation with application to a run-of-mine ore mill

LE Olivier, B Huang, IK Craig - Journal of Process Control, 2012‏ - Elsevier
Measurements are not readily available for grinding mills owing to the nature of the milling
operation. State and parameter estimation for a grinding mill which forms part of a run-of …

Robust fractional-order [proportional integral derivative] controller design with specification constraints: more flat phase idea

Z Wu, J Viola, Y Luo, YQ Chen, D Li - International Journal of …, 2024‏ - Taylor & Francis
This paper presents a new design methodology for robust fractional-order controllers with
more than three parameters for first-order plus dead time systems using the synthesis …

Integrated optimization for the automation systems of mineral processing

T Chai, J Ding, G Yu, H Wang - IEEE Transactions on …, 2014‏ - ieeexplore.ieee.org
The whole production line of hematite ore processing is composed of raw ore processing,
shaft furnace roasting, grindings, and magnetic separation production phases. Their …

Throughput and product quality control for a grinding mill circuit using non-linear MPC

JD Le Roux, LE Olivier, MA Naidoo, R Padhi… - Journal of Process …, 2016‏ - Elsevier
A non-linear model-based control architecture for a single-stage grinding mill circuit closed
with a hydrocyclone is proposed. The control architecture aims to achieve independent …

Model-plant mismatch detection and model update for a run-of-mine ore milling circuit under model predictive control

LE Olivier, IK Craig - Journal of Process Control, 2013‏ - Elsevier
The performance of a model predictive controller depends on the quality of the plant model
that is available. Often parameters in a run-of-mine (ROM) ore milling circuit are uncertain …

Control of a grinding mill circuit using fractional order controllers

N Aguila-Camacho, JD Le Roux… - Journal of Process …, 2017‏ - Elsevier
This paper presents the design and application of fractional single-input–single-output
(SISO) controllers to a grinding mill circuit, which is a multiple-input–multiple-output (MIMO) …