Fouling analysis and biomass distribution on a membrane bioreactor under low ratio COD/N

Aicha Gasmi , Marc Heran , Ahmed Hannachi , Alain Grasmick

Abstract

This paper deals with the influence of chemical oxygen demand to nitrogen ratio ((COD/N) ratio) on the performance of an membrane bioreactor. We aim at establishing relations between COD/N ratio, organisms

Key Words

membrane bioreactor; autotrophic organisms; oxygen uptake rate; autotrophic-heterotrophic ratio; fouling

Address

(1) Aicha Gasmi, Marc Heran, Alain Grasmick: European Membrane Institute, University of Montpellier II CC05, P.O. Box 34095, France; (2) Aicha Gasmi, Ahmed Hannachi: Laboratory of process engineering and Industrial systems, University of Gabes, Street Omar Ibn Elkhattab 6029, Tunisia.

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