process automation and control

This tag is associated with 7 posts

Controlling the Water Industry – Sludge IV – Its all about the product

This last blog in sludge management will attempt to sum up what the other three blogs have already said and add a little bit more, looking at sludge management from a holistic point of view. So what is sludge all about, it used to be how we dispose of the waste products from the wastewater … Continue reading

Controlling the Water Industry – Sludge III – Bubble, Bubble, toil and trouble!

As promised in the last blog the subject that is being discussed this week is sludge digestion and some of the more simplified control systems and instrumentation surrounding this area and the possibilities that exist. Sludge digestion is probably one of the most common ways of dealing with sludge, getting a quality product from waste … Continue reading

Controlling the Water Industry – Sludge II – How thick do you want it?

In this week’s blog Oliver Grievson looks at the most basic process of sludge treatment outside what is done on sites in settlement tanks or sludge tanks. He is of course thinking about mechanical thickening or dewatering, and will of course exclude picket fence thickening (it has its place but not in this blog). When … Continue reading

Controlling the Water Industry – Sludge I – All that sludge…but how much do we actually have?

It’s a fact the water industry whether it be in drinking water treatment or in wastewater treatment produces a lot of sludge. A quick look through the Internet will give you a ball park estimate but to save you the time it is about 1.4 million dry tonnes in the UK and about 7 million … Continue reading

Controlling the Water Industry: Introduction

In the start of a new blog series for WaterFront, Oliver Grievson (manager of the Water Industry Process Automation and Control Group on Linked in) will be looking at the specifics of controlling different elements of the treatment processes that are used everyday in the water industry and how the industry can implement instrumentation, process … Continue reading

Resistance to the Effective Use of Instrumentation VI: Can I really trust what my instrument tells me?

In this penultimate version of this blog on the resistance to the effective use of instrumentation Oliver Grievson  probes into why the fact that instrumentation in general is a lack of trust in instrumentation in general which prevents instrumentation, control & automation taking a step forward and treatment works becoming more instrumentally based. The modern … Continue reading

Resistance to the Effective Use of Instrumentation III: Over-Design

Here is the latest in the Resistance  to the Effective Use of Instrumentation series by Water Industry Process Automation and Control’s (WIPAC) Oliver Grievson: In this week’s continuation of the blog series on the resistance to instrumentation I am going to talk about a relatively sensitive subject that most people wouldn’t touch on and that … Continue reading