UASB反应器处理制药废水的实验研究周宇昭

ANHUICHEMICALINDUSTRY37220114Vol．37No．2Apr.2011UASB1.2.3.4.1UASBCOD20000mg/LCl-1008mg/LSO42-12000mg/LpH3.5~4TP1060mg/L1[4]UASB122231.5180492.2150113.21501137±2℃3LUASB3COD9500mg/LSO42-2500～3500mg/L9.5kgCOD/m3·d24hSO42-70%COD30%COD/SO42-2.5～3。UASB。UASBSO42-doi10.3969/j.issn.1008-553X.2011.02.020X703.3A1008-553X201102-0065-03、、、、[1]。SRBH2SH2S。pH[2]。。[3]。。37±2℃UASBCOD/SO42-2.5～3。11.1。POD、1%、。1。1.21、。90mm700mm80mm3L。37±2℃。2010-11-301973-1997、[e-mail]。651702011237。。1.3UASB、、。IC90%1.2g/LUASB1/3。1.4CODSO42-pH。COD、SO42-、pH、。2COD=20000mg/LSO42-=12000mg/LpH=3.5~4COD1000~2000mg/LCOD/SO42-=2.8pH=7~8[4]24。37±2℃。20COD、SO42-2、3。2、310COD70%COD70%COD500mg/L1460%300mg/LUASB。COD。COD4、5。45COD5500mg/LSO42-2100mg/LCOD60%。COD/SO42-=2.5～3COD9500mg/LCOD30%60%。106、7CODSO42-COD30%SO42-65%COD6500mg/LSO42-1400mg/LpH=7.5～7.8VFA2COD34COD56COD66StudyonSimulatingOperationPressureAnaerobicSysteminIaboratoryYUSheng-hongHUAXi-pingJIANGTaoJIANGJing-dongInstituteofEnvironmentalProtectionApplicationTechnologySuzhouUniversityofScienceandTechnologySuzhou215011ChinaAbstract：Thispaperdescribesatthelaboratorybyincreasingthepressureinself-madeanaerobicreactortosimulatetheeffectsoforganicmatterbyincreasingtheheightofreactorandemphaticallyanalyzesthatatthemediumtemperature37±1℃thevolumeloadaround10kgCOD/m3·ddifferentpressureconditionsthechangeoforganiccontentandgasproductionrate.Theresearchresultsshowthatbelow0.8MPaalongwiththepressureincreasedgraduallytheCODremovalrateincreasedgraduallyandtheVFAdensityofeffluentdecreasedslightly.TheamountofgasdissolvedinwaterincreasedgraduallyandthepHvalueofeffluentisreducedgraduallywhichreducedmoreandmoreobviouslyalongwiththepressureincreasing.Theamountofgasdissolvedinwaterwhichwasbroughtoutofwaterwasincreasing.Whenthepressurewasabout1.0MPacomparedwith0.8MPatheCODremovalratedecreasedtheVFAdensityofeffluentincreasedslightlytherateofgassolubledinwaterincreasedcontinuelyandtheeffluentpHvaluefurtherdecreased.Keywordsanaerobicdegradationpressureanaerobicgranularsludgepressurereactor64ExperimentalStudyontheTreatmentofPharmaceuticalWastewaterbyUsinganUASBReactorZHOUYu-zhao1JIANGWen-hua2ZHANGYe2DAIQing-wu2MASan-jian31.ShenzhenHazardousWasteTreatmentStationCo.Ltd.Shenzhen518049China2.SuteEnvironmentalEngineeringCo.Ltd.ofSuzhouCitySuzhou215011China3.InstituteofEnvironmentalProtectionApplicationTechnologyUSTSSuzhou215011ChinaAbstract:Undertheconditionofmediumtemperature37±2℃a3LmesophilicUASBreactorisusedtotreatthehighSO42-andhighCODpharmaceuticalwastewater.UndersteadyconditionandinfluentCODof9500mg/LinfluentSO42-of2500~3500mg/LthevolumetricCODloadingcouldreach9.5kgCOD/m3·dwithHRTof24hoursandSO42-removalrateover70%CODremovalrateover70%correspondingtotheoptimalCOD/SO42-ratiois2.5~3.Thisexperimentoffersareferencefortheanaerobictreatmenttechnologyofpharmaceuticalwastewater.Keywords:UASBreactorpharmaceuticalwastewaterSO42-75mmol/L。31UASBCOD9.5kg/m3·dSO42-3.5kg/m3·d。21COD9500mg/LSO42－3300～3700mg/LCOD/SO42-2.5～2.8。337±2℃。4CODSO42-。[1].--[J].200523417-18.[2].[J].200436111446-1449.[3].[M].2003.[4].[M].2002.[5].[M].1998.□!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!67