Biological pretr_省略_llow River water_

Biological pretr_省略_llow River water_Foundationitem:TheResearchandDevelopmentProjectofChinaStateDepartmentofConstruction(No.04-02-166),theChinaPostdoctoralScienceFoundation(No.2003034076)andtheFoundationofStateKeyLaboratoryofEnvironmentalSimulationandPollutionControlArticleID:1001-0742(2005)04-0557-05CLCnumber:X703Documentcode:ABiologicalpretreatmentofYellowRiverwaterXIEShu-guang1,TANGXiao-yan1,WUWei-zhong1,WENDong-hui1,WANGZhan-sheng2(1.DepartmentofEnvironmentalSciences,CollegeofEnvironmentalSciences,PekingUniversity,Beijing100871,China.E-mail:xiesg@pku.edu.cn;2.DepartmentofEnvironmentalScienceandEngineering,TsinghuaUniversity,Beijing100084,China)Abstract:Bio-ceramicfilter(BF)andmoving-bedbiofilmreactor(MBBR)wereusedforbiologicalpretreatmentofYellowRiverwaterinthisstudy.TheBFonlyhadslightadvantageoverMBBRforTOCandammoniaremoval.However,likeUV254,theaverageremovalrateofTHMFPintheBFwasmuchhigherthanthatintheMBBR.UV254removaldidnotshowobviouscorrelationwithtrihalomethaneformationpotentia