SMBBR处理聚氯乙烯废水的2种方式的探究李卫平

PVCPE2[1]。PVC、、[2]。A2O。A2OPVC1。。。2。A2O1700m3。3、COD。GB15581－95[3]。COD。2PVC。1SMBBRSMBBRMBBR[4]。[5-7]。MBBR1、。SDC-03、0.5%0.1%10a。2。。3。。4DNF409、。DNF409。、SMBBR211121131.2.3.014010SMBBRPVCPVC、、2、。2。15～25℃、18L/h、HRT12h。SMBBRPVCNH3-NX783.1A1000-3770(2015)[e-mail][e-mail]41420154TECHNOLOGYOFWATERTREATMENTVol.41No.4Apr.,201595DOI:10.16796/j.cnki.1000-3770.2015.04.023。22.1、、COD412.3～713.2mg/LBOD510～30mg/LBOD5/COD＜0.1pH6～9NH3-N、TN、TP20.74～54.60、176.4～314.2、5.84～16.19mg/L。2.2121。2PVC21#2#、、、。200LSDC-0330%18L/hHRT12h20～25℃。1#2#。、m(C):m(N):m(P)≈100:20:1。2.322PVC。1#2#。2。1(22±2)℃pH6.5～7.5MLSS2g/LDNF4095g24h1#2#24h。2COD、COD70%。21#18L/hHRT12hDO2～4mg/L2#25%、50%、75%、100%5d。2PVC。2.4COD、NH3-N。DOOlympusBH2pHpHS-30pH。33.121#5d6107～9μm。[8]。345～50μm51～2mm5。2#371225～30μm30.5～0.8cm3。22#1#22#1#10。2COD、。3.2COD1#35d1SMBBRFig.1SMBBRschematicdiagram414961COD。2#25%、50%、75%、100%31。2COD2。COD、SMBBR216CODCOD80%7COD145.69～82.52mg/L80%。112COD≤100mg/L19COD＞100mg/L。2125%75mL/min5dCOD44.52mg/L50.83mg/L94%。CODCOD。650%150mL/min5dCOD72.64mg/L111.8mg/LCOD85%。、、、。、COD。1175%225mL/min5dCOD128.4mg/L183.5mg/LCa2+。1631COD167.9mg/L66.88mg/LCOD。COD90%GB15581－1995SMBBR。21#35dCOD2#390%。2#。3.3NH3-N1#2#NH3-N3。31#NH3-N51.65～73.64mg/LNH3-N19.73～43.69mg/LNH3-N27%67%NH3-N21#2#CODFig.2CODremovalinreactor1#and2#051015202530350.00.20.40.60.81.01.2020406080100
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/%ρ(NH3-N)/(mg·L-1)ρ(NH3-N)SMBBR297SMBBRTWOWAYSOFTREATMENTOFWASTEWATERFROMPVCRESEARCHLiWeiping1,ShiYiran1,ZhuHaojun1,2,YuLinghong1,HanPeijiang1,QuTangchao3(1.InnerMongoliaUniversityofScienceandTechnologySchoolofEnergyandEnvironment;2.ZhongDanKangLingEnvironmentTechnologyCo.Ltd;3.RareNorthChinese(Group)High-TechLimitedbyShareLtd:Baotou014010,China)Abstract:Thenewpatent-specificaerobicmoving-bedbiofilmreactor(SMBBR)wasusedtotreatpolyvinylchloride(PVC)water.Forcomplexcomposition,poorbiodegradabilityanddifficultyinthetreatmentofPVCwastewater,twodifferentmethodsoffilmformationwasapplied,whichmeantwastewaterculturingandfilmformationwithwaterandnutrientsolution,thengraduallybroughtinwastewater.Comparethetreatmenteffectoftwoways,experimentalresultsindicatedthatwhenwatertemperaturewas15~25℃,thedesignvolumeflowratewas18L/h,andHRTwas12h,themethodofformingthefilmfirst,followedbythetreatmentholdgreatadvantages.Keywords:specificaerobicmoving-bedbiofilmreactor(SMBBR);polyvinylchloride(PVC);wastewater;NH3-N。NH3-NCOD[9]。[10]NH3-NCOD。32#25%75mL/min1NH3-N100%。2NH3-N2.14mg/L5NH3-N9.13mg/L650%150mL/minNH3N12.44mg/L19.46mg/LNH3-N1175%225mL/minNH3-N21.69mg/L28.06mg/L58%16NH3-N30.12mg/L9.46mg/L36.54mg/L9.38mg/L67%。85%NH3-N。431。2COD、NH3-N66.88mg/L9.46mg/LCOD、NH3-N95.20mg/L22.25mg/L。SMBBR。[1]EuropeanCommunities.GreenPaper:EnvironmentalissuesofPVC[R].Brussels,2000:5-17[2],,.2005PVC[J].,2006(5):1-6.[3]GB15581－1995、[S].[4]BRusten,BGHellstrjm,FHellstrjm,etal.PilottestingandpreliminarydesignofmovingbedbiofilmreactorsfornitrogenremovalattheFREVARwastewatertreatmentplant[J].WatSci&Tech.,2000,41(4/5):13-20.[5]GAndreottola,PFolador,MRagazz.Upgradingofasmallwastewatertreatmentplantinacoldclimateregionusingamovingbedbiofilmreactor(MBBR)System[J].WatSci&Tech.,2000,41(1):177-185.[6]BRusten,LarsJHem,Hallvarddegaard.Nitrogenremovalfromdilutewastewaterincoldclimateusingmoving-bedbiofilmreactors[J].WatEnvirRes.,1995,67(1):65-47.[7]FerraiM,GuglielmiG.ModellingrespirometrictestsfortheassessmentofkineticandstoichiometricparametersonMBBRbiofilmformunicipalwastewatertreatment[J].EnvironmentalModelling＆Software,2010,25(5):626-632.[8],.[J].:,2008,21(4):25-28.[9]ZhangTC,FuYC,BishopPL.Competitionforsubstrateandspaceinbiofilms[J].WatEnvironmRes.,1995,67(6):992-1003.41498