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:2004-11-25,,,(,300191):,,,,:;;:X703:A:(K)04259(1002-1264)(2005)01-0001-03RotatingBio-discStructureandCombinedTechnologyforSewageTreatmentLIHai2fang,QIXue2mei,ZHAOJin2guo,WANGWen2zhong(TianjinAcademyofEnvironmentalSciences,Tianjin300191,China)Abstract:Aimedatthebiochemicaltechnologyofsewagetreatmentbybiologicalrotatingdisk,awatercirculatingwheelhasbeendesignedtoimprovethetreatmentefficiencyofbiologicalrotatingdisk,andtodevelopeanintegra2tiveinstallationtechnology.Theload-resistantabilityandtheremovalefficiencyofthesystemareimprovedsignifi2comtly.Itshigh-efficiencyandpracticabilityhavebeenexaminedbydemonstrationproject.Keywords:rotatingbio-disc;watercirculatingwheel;integrativeinstallationtechnology,,,,,,11.1,121,,,21.2,40%,,,,:2,,,,,,,5418120052URBANENVIRONMENT&URBANECOLOGYVol18,No.1Feb.20054:1):;2):;3):;4),,2,2(1),(3)(2)(3)32,,,,3,3.1BOD:879mg/L,COD:1200mg/L,SS:1120mg/L,:200,pH:8.23.2120m3/d(GB8979-1996)[1]3.3,,,0.5m,,,2,0.5m,,3.411(COD)mg/LCOD12539246212761132136DO0.72.83.60.70.83.6:10d,,31%,11%,COD6%,,,,,,,,,44.1,,,,,4.2,,,[1]GB8978-1996,[S].:(1971-),,,,3641812005