Abstract In this study a 125 1 laboratory-scale Anaerobic Fludized-Bed Reactor AFBR was set up according to the principle of geometric similarity based on a pilot-reactor with a volume of 70 1 1...
KEYWORDS anaerobic fluidized bed biofilm mean cell res idence time food microorganism ratio kinetics The anaerobic fluidized bed biofilm reactor AFBBR which uses small fluidized media for cell immobilization and retention is a recent process innovation in wastewater treatment1 7 Biofilm formation on the fluidized media...
Anaerobic Fluidized Bed Membrane Bioreactor AFMBR is one such emerging combination with modified with granular activated carbon GAC fluidization to reduce membrane fouling MBR for full-scale wastewater treatment is the most important recent technological advance in terms of biological wastewater treatment MBR represents an efficient...
Jun 26 2017 0183 32 Characterization of Active Microbes in a Full-Scale Anaerobic Fluidized Bed Reactor Treating Phenolic Wastewater Chia-Lung Chen 1 2 Jer-Horng Wu 3 I-Cheng Tseng 4 Teh-Ming Liang 5 Wen-Tso Liu 6 7 1 Department of Civil Engineering National University of Singapore 2 Centre of Innovation in Environmental and Water Technology Ngee...
This research investigated the efficacy of the anaerobic fluidized bed bioreactor AnFBR technology in treating municipal wastewater sludg Primary sludge PS and thickened waste activated sludge TWAS were studied in two lab-scale AnFBRs using High-density polyethylene HDPE as carrier media PS was investigated at various organic loading rates OLRs ranging from 9 to 18 kg chemical...
anaerobic fluidized bed reactor AFBR operated at 65ºC with sucrose as a substrate Theoretically the maximum hydrogen yield HY is 4 mol H 2mol-1 glucose when glucose is completely metabolized to acetate H 2 and CO 2 But somehow under most bioreactor design and operation conditions the maximum possible hydrogen yield HY...
2 Anaerobic contact process a Continuously stirred tank reactor CSTR with biomass recycle b Biomass accumulation by microfiltration 3 Fixed-film anaerobic reactors a Up-flow anaerobic fixed bed 4 reactor b Down-flow anaerobic fixed bed reactor c Anaerobic expanded bed reactor d Anaerobic fluidized bed reactor...
The aim of the present work is the performance evaluation of a fluidized bed reactor in the anaerobic treatment of a wastewater deriving from the washing operations of the wine industry The results are in agreement with the ones obtained using a mixture of municipal and food processing wastewaters containing high organic contents...
Anaerobic degradation performance of a laboratory-scale packed-bed reactor PBR was compared with two fluidized-bed biofilm reactors FBRs on molasses and whey feeds...
Full scale anaerobic fluidized bed reactors are not common Saravanan and Sreekrishnan 2006 However in experiments to produce hydrogen from glucose fermentation in this reactor configuration using expanded clay as support material a...
A full-scale jet biogas internal loop anaerobic fluidized bed JBILAFB reactor which requires low energy input and allows enhanced mass transfer was constructed for the treatment of food...
Sep 01 1989 0183 32 FULL-SCALE ANAEROBIC FLUIDIZED BED SYSTEMS Based on the excellent laboratory /pilot performance of the anaerobic fluidized bed process the construction of full-scale anaerobic fluidized bed reactors began in the early 80s Full-scale reactors have been constructed by three companies Ecolotrol HY-FLO reactor 24 58 Dorr-Oliver Anytron...
Anaerobic fluidized bed systems have been investigated at pilot plant scale for treatment of liquors from thermal sludge conditioning 4 and for a corn starch waste 5 A 366 m 12 ft diameter full-scale anaerobic system for treatment of high strength waste has recently gone into operation in Birmingham Alabama 6...
Jan 22 2014 0183 32 as well as anaerobic fluidized bed bio film reactors FBBRs have received increasing attention for being an effective technology to treat water and wastewater 3 4 5 6 7...
Digestion of Municipal Wastewater Biosolids using an Anaerobic Fluidized Bed Bioreactor AnFBR Zhenqi Wang The University of Western Ontario Supervisor George Nakhla The University of Western Ontario Joint Supervisor activities tests can provide a better understanding of the performance of full-scale digesters help to determine the rate...
This report will describe pilot scale testing of the anaerobic fluidized bed reactor treating primary municipal wastewater effluent This testing was performed at the University of Massachusetts pilot wastewater treatment plant In addition the potential for full scale anaerobic treatment of municipal wastewater will be discussed...
Anaerobic reactors have been operated in both the packed-bed and the expanded-bed mod When operated in the expanded-bed or fluidized-bed mode effluent recycle is often practiced to fluidize the bed and thereby establish close to completely mixed-flow conditions...
This paper describes the performance sludge production and biofilm characteristics of a full scale fluidized bed anaerobic reactor 32 m 3 for domestic wastewater treatmentThe reactor was operated with 105 mh-1 upflow velocity 32 h hydraulic retention time and recirculation ratio of 085 and it presented removal efficiencies of 71 177 8 of COD and 77 177 14 of TSS...
This study investigated the active microbial community in a full-scale granular activated carbon-anaerobic fluidized bed GAC-AFB reactor treating wastewater from the manufacturing of phenolic resin using 16S rRNA-based molecular analys...
bed EGSB 4 the fluidized anaerobic bed reactors 5 and other type of anaerobic reactors The complete mix anaerobic bioreactor is a conventional anaerobic bioreactor Without coupling with the membrane filtration the complete mix bioreactor may only be suitable for the solid or sludge digestion or for the small-scale wastewater...
Anaerobic fluidized bed AFB is an anaerobic wastewater treatment method Inert carriers providing large surface area for attachment and growth of anaerobic microorganisms are added in the AFB bioreactor The biofilm attached carriers are fluidized through upflow water to enhance mass transfer and degradation of organic pollutants...
In this study a 125 1 laboratory-scale Anaerobic Fludized-Bed Reac tor AFBR was set up according to the prine iple of geometric s imila rity based on a p ilot-reac tor with a volume of 70 1 1...
Nov 11 2005 0183 32 The paper deals with the full-scale application of the struvite crystallization process SCP used for phosphorus recovery In this study this kind of technology and its core a fluidized bed reactor FBR have been used for the treatment of anaerobic supernatants with low phosphate concentrations Covering four different runs the experimental results are referred to both start-up and...
This study investigated the active microbial community in a full-scale granular activated carbon-anaerobic fluidized bed GAC-AFB reactor treating wastewater from the manufacturing of phenolic resin using 16S rRNA-based molecular analys The results of cDNA from 16S rRNA revealed that Methanosaeta-related 839 of archaeal clones and...