The MBR Blog

Misc Simon Judd 2

Simon Judd

Professor Simon Judd has over 20 years’ experience in teaching the fundamentals of water and wastewater technologies and is author of The MBR Book, Watermaths, and Industrial MBRs. Contact Simon at

The cost of ceramic membranes for MBRs

Surely, ceramic membranes are just too damned expensive, aren’t they? Well, as someone who’s dabbled in cost analysis every once in a while, let’s just run through the process for operating expenditure (OPEX).

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Exploring the possibilities of MBR Modelling

I have, in my time, had the pleasure of conversing with such people working on both biological and membrane separation processes and there can be little doubt that they have all demonstrated a keen interest in the practicalities of the technologies.

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IFAT Munich 2016 − a report

As the largest water−wastewater−waste trade show globally, Munich’s IFAT (30 May−​3 June 2016) was certainly a sizeable affair. The Messe München venue, handily placed at the end of the U2 metro line, comprises 16 aircraft hanger-sized halls.

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Algal bioreactors: how green?

What can an alga do that a regular micro-organism can’t, specifically when it comes to treating wastewater? Well, for one thing algae don’t need air; pumping air is an expensive business, such that anaerobic treatment also seems to have taken off of late.

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