改良UASB生物接触氧化化学氧化工艺处理制药废水王西峰

UASB//11121．4112012．730070IC/UASB//。ICUASBUASBEGSBUASB。、《》GB21908—2008。UASBICX703．1C1000－4602201622－0145－04ModifiedUASB/BiologicalContactOxidation/ChemicalOxidationProcessforTreatmentofPharmaceuticalWastewaterWANGXi-Feng1WUTao1HUXiao-lian1BANYun-xiao21．SchoolofCivilEngineeringHunanUniversityofScienceandTechnologyXiangtan411201China2．SchoolofEnvironmentalandMunicipalEngineeringLanzhouJiaotongUniversityLanzhou730070ChinaAbstractThecombinedprocessofICreactormodifiedUASBtwo-stagebiologicalcontactoxi-dationandFentonoxidationwasusedtotreatwastewaterfrompharmaceuticalindustry－mixing/compoun-dingandformulationcategory．TheequalizationtankwasoperatedasICreactor．TheupflowvelocityinUASBreactorwasincreasedtooperatetheUASBasEGSBreactorandtherewasnoneedforchangeinthestructureofthethree-phaseseparatorofUASBreactor．Theorganiccompoundsintheeffluentoftwo-stagebiologicalcontactoxidationwerefurtherdegradedwiththeFentonoxidation．UndertheconditionoflargevariationinwastewaterquantityandqualitytheeffluentqualitycouldmeettheDischargeStandardofWaterPollutantsforPharmaceuticalIndustryMixing/CompoundingandFormulationCategoryGB21908－2008．KeywordspharmaceuticalwastewatermodifiedUASBprocessICreactorFentonoxi-dation。2003。//《》GB21908—2008。·541·3222201611CHINAWATER＆WASTEWATERVol．32No．22Nov．201611。1、Tab．1QualityofwastewaterCOD/mg·L－1BOD5/mg·L－1SS/mg·L－1NH+4－N/mg·L－1TN/mg·L－1pH80001300400603406．560020015020605．74300750280402006．11。1Fig．1Flowchartofwastewatertreatmentprocess22.1/ICCOD1000～1300mg/L20m3/d。COD6000～8000mg/L80m3/d。。HRT=24hIC。/ICHRT=24h4．5m×4．5m×4．5m4．0mVSS=30g/LQ=12m3/hH=80kPaP=1．0kW11IC。/IC0．6m10mm。2.2UASBUASBEGSB。UASBUASB。UASBEGSB、、UASBEGSB。UASB＞90%1。。UASBCOD300mg/L。UASB10kgCOD/m3·d5m/h3m/h2．2m×1．6m×5．0m5m1．3m。0．95m3/m2·h。UASB35gVSS/L。2Q=25m3/hH=50kPaP=1．5kW11750%。2.3。。。。、SS。。·641·3222．watergasheat．com。。5m×2．5m×3．5m3．2mHRT=12hVSS=10g/L。5m×2．5m×3．0m2．7mHRT=10hVSS=8g/L。15m3/m3。2.4HRT=3．0h1．1m3/m2·h2．0m×1．5m×5．0m3．5m。2.5－。FentonH2O2+FeSO423。pH3．5～4．0H2O2+FeSO4COD。。。pHpH3．5～4．0。。HRT=3h5m3/m3H2O23%1．0L/m3FeSO420g/m3。2．0m×1．5m×3．5m3．0m。2.6/。pH6～9。NaOH。、。HRT=3h2．0m×1．5m×3．5m3．0m。33.120147—820148。IC、UASB。20g/L450%、70%COD、pHCOD80%pH5d。IC。2COD＜200mg/L3。3.22015296m3/d15m3/d《》GB21908—2008。2。2、Tab．2ActualinfluentandeffluentqualityCOD/mg·L－1BOD5/mg·L－1SS/mg·L－1NH+4－N/mg·L－1TN/mg·L－1pH700～6300200～1200300～400401305．94312175．4117．460203010206～94①//152·741·．watergasheat．comUASB//3222agentJ．DesalinationWaterTreat2014524/61093－1100．9．nano－Au/POPD/AuJ．201332121492－1496．10OzonerSKErhanEYilmazFetal．ElectrochemicalbiosensorfordetectionofformaldehydeinrainwaterJ．JChemTechnolBiotechnol2013884727－732．11．J．201133145－4648．12HJ671—2013－S．2014．13．－ⅥJ．20153557－15．14．J．200936198－100．15．J．2012311172－177．16HJ601—2011S．2011．1982－。[e-mail]櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆2016－06－21147《》GB21908—2008。②UASB、、EGSBUASB。③pH3．5～4．0。1．M．2009．2．—FentonJ．200929421－24．3．FentonJ．200839368－71．4．J．200420499－100．1974－。[e-mail]2016－05－25·251·3222．watergasheat．com