thickener control strategy

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Control strategies for thickeners - Rhosonics

11 Mar 2021 ... Control actions for thickeners · An underflow density target is used to ensure optimum solids content in the tailings impoundment, and optimum ...

Thickener Process Control Strategy - 911 Metallurgist

1 Oct 2017 ... The objectives of thickener control are varied, but in most instances, the objective is to dewater the slurry, reclaim the clear overflow for reuse in ...

PDF Advanced thickener control - ResearchGate

PDF Thickener control is a complex process and a workable expert control system that could be applied across a range of ... strategy easier to access,.

Strategies for Instrumentation and Control of Thickeners and ...

sensors, control equipment, and control strategies. Introduction. Thickeners are used for increasing the solids content of a slurry. The general objectives are.

Beginners guide to thickeners - Metso Outotec

16 Jun 2017 ... The operation of the thickener must accommodate fluctuations – control for disturbances – in the process feed stream to deliver a clear overflow ...

Advanced thickener control - Metso Outotec

13 Jun 2017 ... Enable better outcomes with advanced thickener control systems. ... good guide to the effects on the settling rate and overflow clarity, the effects ...

An intelligent control strategy for thickening process ...

10 Sep 2015 ... An intelligent control strategy for thickening process is proposed. . The controller is based on the mass balance model and expert rules.

An intelligent control strategy for thickening process ...

10 Sep 2015 ... Thickeners are controlled as a continuous settling and thickening process, where the solids are being withdrawn at the same rate as being fed. To ...

Optimal control of clarifier-thickeners - DiVA portal

27 Mar 2017 ... clarifier-thickener at the company Boliden's mineral processing plant in Garpenberg. Among the control strategies that were compared in ...

Thickener Control Automation and Control Engineering Forum

14 Apr 2005 ... Hi 2 All I would like to know is there is someone who can provide more information on the existing control strategies for thickeners/settling ...

OVERVIEW THICKENER CONTROL - MINTEK

control strategy. It is possible to significantly stabilise individual thickeners as well as downstream circuit operation by employing an effective thickener control ...

Improved-thickener-control-reduces-flocculant-usage-by ...

Australia Nickel Refinery upgrades their PAL thickener by installing a mud diver and integrating it to their DCS to enhance their thickener control strategy.

Performance optimization of paste thickening

Traditionally, thickener controls are implemented as single loop controllers in plant ... advanced, model based control strategy, the thickener can consistently run ...

Development of Advanced Control for Paste Thickeners

control strategy, in particular, model predictive control MPC to effectively ... thickener control strategies are based on rudimentary programmable logic ...

Data analysis of a paste thickener - De Gruyter

4 May 2020 ... Segovia, Concha and Sbarbaro 8 tested different thickener control strategies using a calibrated simulator, pointing out the weaknesses and ...

The Benefits of Advanced Process Control for Thickener ...

3 Dec 2020 ... Control strategy. Figure 1 shows the controlled and manipulated variables that AutoFloc monitors. The operator defines the limits for percent ...

Uses and Benefits of Flow Measurement in the ... - CiDRA

variables and implementing process control strategies. When controlling a thickener operation, dependent variables are used to control independent variables, ...

US4226714A - Thickener control system - Google Patents

The thickener controller adjusts the mass flow rate of the underflow in response to the influent mass flow signal. However, fluctuation of an interface level between ...

Current Trends in Countercurrent Decantation and Thickener ...

control strategies. This paper describes the improvements in CCD/thickening circuits in Australia that have adopted the new control technology developed by ...

PDF On the control of sludge level and underflow ...

Thickeners work continuously to produce a concentrated underflow and a water ... This work presents an overview of the current control strategies found in the ...

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thickener control strategy