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 joy of text − academic research papers

Academic research should be ground-breaking, novel and innovative. The experience of authoring and reviewing papers has provided me with a number of insights into writing patterns – and specifically clichés to be avoided, including the greatest sin of all.

view blog

Membrane ageing − a hard life?

The lifespan of a membrane is of key concern in determining operating expenditure (OPEX). Extending the replacement frequency from five to ten years can reduce the overall OPEX by almost 20% for an immersed hollow fibre MBR (Judd, 2017), and more so for a flat sheet system.

view blog