Editor's Choice


Latest Articles

Loop Signatures 1: Introduction to the Loop Problem Signatures series
May 2020, Michael Brown Control Engineering
Over the years I have had many requests to write a book giving more detailed explanations of some of the problems I have encountered in my work on practical loop optimisation. I am by nature and inclination ...

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Loop Signatures 6: Final control elements – Part 2: characteristics.
April 2021, Michael Brown Control Engineering
Feedback theory generally assumes that the process has a linear transfer function, which means that equal changes on the input will result in equal changes on the output.

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Tailored technology meets responsive design with the new Festo website
April 2021, Festo South Africa
Festo South Africa recently launched its new website to demonstrate the company’s continuing commitment to simplifying its customer’s lives through innovative service delivery.

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Control Loop: Case History 176 The importance of programming PLC control modules correctly.
March 2021, Michael Brown Control Engineering
Every time I work on a plant that is using a PLC and scada system for feedback control, I always first do a test on a controller module to ensure that the controllers have been configured correctly.

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Control Loop: Loop Signatures 5
February 2021, Michael Brown Control Engineering
This article outlines some of the practical problems and rules of thumb relating to final control elements, which can affect control in the real world.

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Unlimited performance in limited spaces
February 2021, KROHNE
The new AF-E 400 is the culmination of KROHNE`s 70 years of expertise in electromagnetic flow measurement and was specifically designed for industrial automation applications.

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Control loop: Case History 175 Oversized valve disrupts good control
January 2021, Michael Brown Control Engineering
This article provides good insight into the dangers of using largely oversized valves, and into the importance of understanding practical control, and how your controllers work.

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Advanced new Festo valve portfolio gains immense popularity in industrial automation
November 2020, Festo South Africa
Kershia Beharie talks to SA Instrumentation and Control about choosing the right valves for machine applications from the popular Festo range.

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2020 MESA virtual conference – if you missed it you missed out!
January 2021, IT in Manufacturing
Arguably the best lineup of guest speakers in years; to top it you’d have to get Elon Musk and Kanye West to present at next year’s event.

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PMV D30 smart digital positioner from V&A
January 2021, Valve & Automation
While pumps, seals and valves frequently get most of the attention, it is often the actuators and positioning solutions that are running the show.

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Loop Signatures 4: Process dynamics – deadtime and simple lags
November 2020, Michael Brown Control Engineering
Two important dynamic factors occurring in the majority of process responses are deadtime, and the first order lag.

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Case History 174: The importance of setting up your controller properly
October 2020, Michael Brown Control Engineering
It always amazes me that so few people really understand the workings of their feedback controllers. I have met only a few who really understand the practicalities of control blocks.

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Loop Signatures 3: Process Dynamics – process gain
September 2020, Leaderware
If one wishes to control a process, then it is important to have a reasonable understanding of the process itself and certainly one should also be aware of the external influences that can act on it.

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Loop signatures: Case History 173
August 2020, Michael Brown Control Engineering
More control problems in a copper extraction plant.

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Virtual commissioning evolves into a model-driven digital twin
August 2020
The primary goal of the commissioning process, whether physical or virtual, is to bring a completely integrated, assembled, and validated mechanical, electrical, and controls software production system into operation.

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Loop Signatures 2: The two classes of processes.
July 2020, Michael Brown Control Engineering
This article will discuss the two classes of processes called self-regulating and integrating (or ramping) processes. This subject is absolutely vital to regulatory control, but strangely is seldom taught ...

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From the editor's desk: The virtual business assistant
8 June 2020, Technews Publishing (SA Instrumentation & Control)
Have you ever wished someone would automate the daily grind of routine tasks and set you free to focus on the more engaging aspects of your job?

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From the editor's desk: The virtual business assistant
June 2020, Technews Publishing (SA Instrumentation & Control)
Enter robotic process automation (RPA), a disruptive workplace technology that uses software “robots” to mimic many of the repetitive interactions human beings have with their computers. It performs such ...

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Case History 172: Interesting controls in a copper extraction plant.
June 2020, Michael Brown Control Engineering
In my 30 years devoted to optimising controls in industrial process plants in many countries, I thought that I had seen all the possible process dynamics that one would encounter. Imagine my surprise ...

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The emergence of a new future in the energy sector
April 2020
Adaptively complex and persistent challenges in Africa are driving the need for a new future in the energy sector. Lack of access to energy, (more than 600 million people in Africa with no access to energy) ...

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