(2002)02-0001-03StatusQuoandDevelopmentoftheSequencingBatchReactorYANGYun-long,CHENQi-bin(CollegeofCivilandEnvironmentalEngineering,TaaiyuanUniversityofTechnology,Taiyuan030024,China)Abstract:SBR(sequencingbatchreactor)isapopularwastewatertreatmentprocessinrecentyears.ModifiedprocessessuchasICEAC,CASS,UNITANK,ASBRandBSBRhavebeendevelopedonthebasisofSBR.Someproblemsinthebasicresearchandengineeringdesignaspectsshouldbenoticedandsettledtopromotetheapplicationsofthesewastewatertreatmentprocesses.Keywords:sequencingbatchreactor;wastewatertreatment;tractor[1]1SBRSBRSBR5SBR2SBRSBRSBRSBR2/3[2]SBR[3]PACSBR18h;0.5h15h2h0.5hPACSBRPACSBR3.6.4SBRSBRSBRBSBRBSBR[4]BSBR[5]BSBRCODCr90.1BSBRSBRBSBRSBR3.6.5SBRSBRSBRSBRSBR3.6.6+SBR[6]-SBR[7]DAFSBRDAFSBRSBRCODcr60mgLBOD515mgLTN5mgLNH3-N1.0mgLTP0.2mg/LGB1345792[8]SBR4h24h16h35h2h36h4SBRSBRSBRSBR4.14.25SBRSBRSBRICEASCASS[1].SBR[J].1996439-41.[2]RLIrvineetal.PeriodicProcessforinSituAndOn-siteBioremedationofLeachaterandSoils[J].WatSciTech19937-897-104.[3].PACSBR[J].199513536.[4].SBR[J].1997725-28.[5].SBR[J].199915354-56.[6].-SBR[J].20011738-11.[7].DAFSBR[J].199814222-24[8]HanqingYuetal.PosttreatmentofEffluentFromCoke-plantWastewaterTreatmentsysteminSequencingBatchReactor[J].JofEnvironEngineering19973305-308.19531975035160103991972