文档介绍：Removal of DBPs and Control of Bacteria Regrowth
in Drinking Water Distribution System
SHU Shihu, LIU Suiqing SHU Shihu, ZHANG Dong, LU Ning, LIU Hongbo
School of Environmental Science and Engineering Post-Doctoral Research Center
Tongji University National Engineering Center for Urban Water Resource
Shanghai, China Shanghai, China
******@tongji.; ******@tongji. qingdai123@
Abstract—bined O3/ BAC (biological activated carbon) help substantially reduce disinfection by-products (. THMs )
process for the removal of DBP(disinfection by-product) and AOC (anic carbon). A pilot scale
precursors from drinking water and maintenance of biological experiment was conducted for one year at a water treatment
stability in distribution system is being investigated. The works in the south of China. The results showed that
objective of this study is to evaluate removal of THMFP and coagulation, sedimentation, filtration followed by ozonation
AOC (anic carbon) during long term operation of and biologically active GAC (granular activated carbon) filters
an O3/BAC process. A pilot scale experiment for drinking water may reduce the biofilm formation potential measured as AOC
supply was operated for one year in a water treatment plant in to levels below the original.
southern China. AOC and THMFP removal were maintained at
% and %, respec