Posts

Simon Judd, author of The MBR Book, Watermaths, and Industrial MBRs, offers observations on membrane technology in this occasional blog.

About Simon

Professor Simon Judd lectures at Cranfield University in the UK and Qatar University in the Middle East. He has over 20 years’ experience in teaching the fundamentals of water and wastewater technologies and is an acknowledged expert in membrane bioreactor technology and produced water.

Simon has written a number of text books on water and wastewater treatment, including ‘Watermaths‘, a textbook for undergraduates and practitioners on maths for water and wastewater treatment technologies.

He continues to conduct research into wastewater technologies, specialising in membrane bioreactors and produced water, and provides consultancy on water and wastewater treatment to clients across the globe. Contact Simon at simon@juddwater.com.


  • 29 April 2013
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    Another good polish

    The dichotomy over the most appropriate treatment for municipal wastewater for reuse, specifically via reverse osmosis, divides the communities of academics and practitioners alike. The general perception of those less predisposed towards MBRs is that they are more troublesome and ... Read more

  • 08 September 2012
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    Really cleaning up

    Having spent the best part of the past 6-7 years bemoaning the lack of understanding of clogging of MBR membrane channels (and having a succession of research proposals on the subject routinely rejected), it is with a certain amount of pride, satisfaction and – let’s face it – insufferable smugness ... Read more

  • 06 April 2012
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    Stringing us along

    There can be few things more confounding in MBR operation and maintenance than the development of filamentous bacteria in the biotank. These are “string-like” microorganisms which can normally discerned by staring down a microscope, with different species apparently prevailing under ... Read more

  • 08 February 2012
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    Sucking air

    Regardless of the manifest benefits offered by MBR technology with respect to the amazingly high water quality produced, it’s hard to get away from the not-unwarranted perception that they are too expensive to buy, use too much energy, and present a whole host of operational problems. ... Read more

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