SBR工艺处理高含盐生活污水的研究

101ENVIRONMENTALSCIENCEANDMANAGEMENT1673-1212(2006)02-0101-03X703.1A102103124ApplicationofHA-SBRTreatmentforPharmaceuticalWastewaterZHANGWen-jing1(1.GeneralPharmaceuticalFactoryofHarbinPharmaceuticalGroup,Harbin150046,China)Abstract:Inthispaper,theapplicationandprocessofSBRtreatmentforpharmaceuticalwastewaterisintroduced.Withthismethod,CODreducesfrom3600mg/1to130mg/1,andgrossremovalrateofCODisupto96%.Theeffluentcanmeetthedischargestandard..Keywords:SBRtreatment;hydrolysisacidification;biomembrane;excesssludge;CODStudyontheTreatmentofHighSalinityDomesticWastewaterbyUsingSBRProcessWANGHong-juan1,YUDe-shuang2,MAJing3(1.2.3DepartmentofEnvironmentalEngineeringandScience,QingdaoUniversity,Qingdao266071,China)Abstract:ThisstudywasinitiatedtotreathighsalinitydomesticwastewaterresultingfromuseofseawaterbySBRprocess.Experimentswereconductedunderdifferentseawatersalinityconditionstoinvestigatesuchastheruleoflowandmiddleconcentrationorganicsdegradingvelocityandremoval,activatedsludgesettlingcharacteristicsandeffectofthetemperatureonorganicsdegradingvelocitywhenseawaterwas20%ofthetotaldomesticwastewater.Resultsshowedthattheacclimationoftheactivatedsludgewasveryimportantandthoughhighseawatersalinitydecreasedorganicsdegradingvelocityandremovalefficiency,theCODcroftheeffluentwasbetween30~70mg/L,whichwasfarbelowthesecondclassstandardinNationalIntegratedWastewaterDischargeStandard(GB8978-1996).Andwhenseawatersalinityincreased,theSludgeVolumeIndex(SVI)de-creasedandthesettlingvelocitybecamefaster.Keywords:seawatersalinity;organics;activatedsludge;SBRprocess;temperature