Membrane and Water Treatment

Volume 6, Number 4, 2015, pages 263-276

DOI: 10.12989/mwt.2015.6.4.263

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

Aicha Gasmi, Marc Heran, Ahmed Hannachi and 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.