A laboratory-scale integrated anaerobic fluidized bed membrane
bioreactor (IAFMBR) which was made of 8 mm thick plexiglas
plate and the total volume was 7.6 L with effective volume
5.8 L, consisted of three parts, i.e. outer tube, middle tube and inner
tube (Gao et al., 2014). The outer tube was served as AFBR with
granular activated carbon (200–300 g) as a carrier, and the inner
tube performed as anaerobic membrane bioreactor (AnMBR) which
installed hollow fiber membrane (Mitsubishi Rayon Co., Ltd. Tokyo,
Japan). The designed membrane flux was 11.3 L/(m2 h) with a total
area of 0.19 m2 and an average pore diameter of 0.4 lm. The operating
flux was 7.1 L/(m2 h) at the a hydraulic retention time (HRT)
of 6 h.