Modeling biofilm accumulation and mass transport in a porous medium under high substrate loading Export

@article{citeulike:2329607, abstract = {A packed bed biofilm reactor inoculated with pure culture Pseudomonas aeruginosa was run under high substrate loading and constant flow rate conditions. The 3.1-cm-diameter cylindrical reactor was 5 cm in length and packed with 1-mm glass beads. Daily observations of biofilm thickness, influent and effluent glucose substrate concentration, and effluent dissolved and total organic carbon were made during the 13-day experiment. Biofilm thickness appeared to rech quasi-steady-state condition after 10 days. A published biofilm process simulation program (AQUASIM) was used to analyze experimental data. Comparison of observed and simulated variables revealed three distinct phases of biofilm accumulation during the experiment: an initial phase, a growth phase, and a mature biofilm phase. Different combinations of biofilm and mass transport process variables were found to be important during each phase. Biofilm detachment was highly correlated with shear at the biofilm surface during all three phases of biofilm development. {\copyright} 1995 John Wiley \& Sons, Inc.}, address = {Department of Computer and System Sciences, Swiss Federal Institute, for Environmental Science and Technology (EAWAG), CH-8600 Duebendorf, Switzerland; Center for Biofilm Engineering, Montana State University, Bozeman Montana, 59717}, author = {Wanner, O. and Cunningham, A. B. and Lundman, R.}, citeulike-article-id = {2329607}, citeulike-linkout-0 = {http://dx.doi.org/10.1002/bit.260470611}, citeulike-linkout-1 = {http://www3.interscience.wiley.com/cgi-bin/abstract/107624556/ABSTRACT}, comment = {un vieil article qui utilise un peit r\'{e}acteur pour suivre l'ensemencement d'une colonne (suivi de l'\'{e}paisseur notamment) sur 13 jours et aquasim pour interpreter les r\'{e}sultats. trois phases sont distingu\'{e}es : * l'ensemencement * ? * la phase mature le d\'{e}tachement est li\'{e} \`{a} l'hyrdaulique de la cuve. }, doi = {10.1002/bit.260470611}, journal = {Biotechnology and Bioengineering}, keywords = {attachment, biofilm, detachment, filter, growth, model}, number = {6}, pages = {703--712}, posted-at = {2008-02-04 14:33:34}, priority = {2}, title = {Modeling biofilm accumulation and mass transport in a porous medium under high substrate loading}, url = {http://dx.doi.org/10.1002/bit.260470611}, volume = {47}, year = {1995} }

TY - JOUR ID - citeulike:2329607 L3 - citeulike-article-id:2329607 N2 - A packed bed biofilm reactor inoculated with pure culture Pseudomonas aeruginosa was run under high substrate loading and constant flow rate conditions. The 3.1-cm-diameter cylindrical reactor was 5 cm in length and packed with 1-mm glass beads. Daily observations of biofilm thickness, influent and effluent glucose substrate concentration, and effluent dissolved and total organic carbon were made during the 13-day experiment. Biofilm thickness appeared to rech quasi-steady-state condition after 10 days. A published biofilm process simulation program (AQUASIM) was used to analyze experimental data. Comparison of observed and simulated variables revealed three distinct phases of biofilm accumulation during the experiment: an initial phase, a growth phase, and a mature biofilm phase. Different combinations of biofilm and mass transport process variables were found to be important during each phase. Biofilm detachment was highly correlated with shear at the biofilm surface during all three phases of biofilm development. © 1995 John Wiley & Sons, Inc. IS - 6 JF - Biotechnology and Bioengineering AD - Department of Computer and System Sciences, Swiss Federal Institute, for Environmental Science and Technology (EAWAG), CH-8600 Duebendorf, Switzerland; Center for Biofilm Engineering, Montana State University, Bozeman Montana, 59717 EP - 712 TI - Modeling biofilm accumulation and mass transport in a porous medium under high substrate loading VL - 47 SP - 703 KW - attachment KW - biofilm KW - detachment KW - filter KW - growth KW - model N1 - un vieil article qui utilise un peit réacteur pour suivre l'ensemencement d'une colonne (suivi de l'épaisseur notamment) sur 13 jours et aquasim pour interpreter les résultats. trois phases sont distinguées : * l'ensemencement * ? * la phase mature le détachement est lié à l'hyrdaulique de la cuve. AU - Wanner, O AU - Cunningham, AB AU - Lundman, R PY - 1995/// UR - http://dx.doi.org/10.1002/bit.260470611 ER -