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5 3环境工程学报Vol.5,No.320113ChineseJournalofEnvironmentalEngineeringMar.2011IC苏彩丽1,2 余泳昌1＊ 韩伟红3(1.,450002;2.,450011;3.,475002) ,(IC)。,,COD/SO2-43.5,COD20%,26d,CODSO2-420kg/(m3·d)5.5kg/(m3·d),COD80%,90%,0.60L/gCOD,120L/d,。 IC X703.1 A 1673-9108(2011)03-0593-04Start-upofICreactorfortreatmentofhigh-strengthsulfatewastewaterSuCaili1,2 YuYongchang1 HanWeihong3(1.KeyLaboratoryofRenewableEnergyofMinistryofAgriculture,CollegeofMechanicalandElectricalEngineering,HenanAgriculturalUniversity,Zhengzhou450002,China;2.InstituteofEnvironmentalScienceandEngineering,NorthChinaUniversityofWaterResourcesandElectricPower,Zhengzhou450011,China;3.KaifengChinaNationalEnvironmentalProtectionEngineeringCo.Ltd.,Kaifeng475002,China)Abstract Start-upofinternalcirculation(IC)reactorfortreatmentofhigh-strengthsulfatewastewaterwasinvestigatedfedwithxylosewastewater.ResultsshowedthattheICreactorcouldbestartedupsuccessfullyinoc-ulatedwithanaerobicgranularsludge,whentheinfluentCOD/SO2-4ratiowas3.5,aswellastheCODloadingincreasedabout20%everytime.After26daysacclimation,theCODandSO2-4loadcouldbeupto20kg/(m3·d)and5.5kg/(m3·d),respectively,theremovalefficiencyofCODwasmorethan80%,theSO2-4reduc-tionratewasmorethan90%,theproductionrateofbiogaswasabout0.60L/gCOD,andthebiogasproductionwasabout120L/d.Keywords internalcirculation(IC)reactor;start-up;xylosewastewater;sulfate:2010-01-26;:2010-05-15:(1975～),,,。E-mail:sulykf@163.com＊,E-mial:yych@henau.edu.cn 、,。,,,。,,(SRB)(MPB)MPB,,SRBMPB,[1]。,SRBMPB[2-3],,。SRB,[4-8]。、、、[9]。1996,、。,。,,IC,IC。1 1.1 1。IC5,10cm,11.8L。pH,34～35℃。1 ICFig.1 SketchofICreactorsystem1.2 。COD4500mg/L,1300mg/L,pH7。IC,,,1.5～2mm。6L,TSS35.5g/L,VSS28.3g/L。1.3 COD:;SO2-4:[10];:;:;pH:pH。2 2.1 ,。COD2500mg/L,SO2-4740mg/L,COD5kg/(m3·d),SO2-41.3kg/(m3·d),COD80%,,COD20%。10,。26,COD4500mg/L,SO2-41300mg/L,COD20kg/(m3·d),SO2-45.5kg/(m3·d),COD81.7%,92.4%,。2pH,(1～10d),pHpH,,,pH。,pH7。[11],COD,,。,COD20%,,。,。2 pHFig.2 VaritionofpHvalueandvolumetricload2.2 CODSO2-4COD3,SO2-44。 3 CODFig.3 VaritionofCOD5943:IC4 SO2-4Fig.4 VaritionofSO2-4IC,,4,COD82.3%;5,COD3000mg/L,6.5kg/(m3·d),COD77.9%,1dCOD80%;10,COD3500mg/L,10kg/(m3·d),COD,;16,COD4000mg/L,15kg/(m3·d),COD75%～80%;23,COD4500mg/L,COD20kg/(m3·d),3d,COD80%。,SO2-4740mg/L,SO2-483%,,SO2-4,SO2-41300mg/L,SO2-490mg/L,93%。SRBMPB,。,———MPB,MPB,COD。[12-14],SRBMPBCOD/SO2-4,、pHCOD/SO2-4。COD/SO2-43.5,CODSO2-4,SRBMPB,,CODSO2-4。COD/SO2-43.5,SRBMPB,[15]。,MPBTS,TS564mg/L,MPB[16]。,COD20kg/(m3·d),ICTS,TS530～550mg/L,COD。,,ICCODIC,IC,,,MPB。2.3 5。,,,。COD20kg/(m3·d),0.6～0.75L/gCOD,120～150L/d。5 Fig.5 Varitionofproductionrateofbiogasandbiogasproduction,1。59551 Table1 Componentsofbiogas(%)102030CH465.2770.8573.63CO1.511.421.34CO212.7611.5511.59N20.672.742.88H2S0.380.260.221,,CH465.27%,,CH470%。H2S0.5%。,IC,H2S。3 (1),COD/SO2-43.5,COD20%,26dIC。(2)CODSO2-420kg/(m3·d)5.5kg/(m3·d),COD80%,SO2-490%,0.60L/gCOD。[1]LensP.N.L.,KuenenJ.G.Thebiologicalsulfurcycle:Novelopportunitiesforenvironmentalbiotechnology.Wat.Sci.Tech.,2001,44(8):57-66[2]WeiC.H.,WangW.X.,DengZ.Y.,etal.Character-isticsofhigh-sulfatewastewatertreatmentbytwo-phasean-aerobicdigestionprocesswithJet-loopanaerobicfluidizedbed.JournalofEnvironmentalSciences,2007,19(3):264-270[3],,,.-.,2007,27(2):240-244[4]VossoughiM.,ShakeriM.,AlemzadehI.Performanceofanaerobicbaffledrectortreatingsyntheticwastewaterinflu-encedbydecreasingCOD/SO2-4ratios.Chem.Eng.Process.,2003,42(10):811-816[5],,.EGSB.,2009,35(2):92-96[6],,,.EGSB.,2006,25(6):23-28[7]VenkataS.,MohanN.,ChandrasekharaR.K.,etal.Bioaugmentationofananaerobicsequencingbatchbiofilmreactor(AnSBBR)withimmobilizedsulphatereducingbacteria(SRB)forthetreatmentofsulphatebearingchem-icalwastewater.ProcessBiochem.,2005,40(8):2849-2857[8],,,..,2007,24(4):421-426[9],,,.———IC.(),2004,20(1):86-88[10]..:,1998.502-560[11],,,.IC.,1997,23(24):95-97[12],,..,2006,15(4):844-853[13]VisserA.,HulshoffPolL.W.,LettingaG.Competitionofmethanogenicandsulfidogenicbacteria.Wat.Sci.Tech.,1996,33(3):99-110[14],,,.COD/SO2-4.,2007,23(13):73-75[15],,,..,2001,19(4):19-22[16]VisserA.,HulshoffPolL.W.,LettingaG.Competitionofmethanogenicandsulfidogenicbacteria.Wat.Sci.Tech.,1996,33(3):99-110596