IC厌氧反应器处理有机废水启动实验研究王克浩

5　2环境工程学报Vol.5,No.220112ChineseJournalofEnvironmentalEngineeringFeb.2011IC王克浩1,2　梁有千1　李东伟3　姜松涛1　任俊杰1(1.,250100;2.(),530011;3.,400030)　　IC,,,IC、,。,4.7kg/(m3·d),COD250mg/L,85%,,,。　IC　　　　X703.1　　　A　　　1673-9108(2011)02-0352-05Experimentalstudyonstart-upofICanaerobicreactortreatingorganicwastewaterWangKehao1,2　LiangYouqian1　LiDongwei3　JiangSongtao1　RenJunjie1(1.ShandongBranchofChinaUrbanConstructionDesignResearchInstitute,Jinan250100,China;2.GuangxiHualanDesign(Group)Co.Ltd.,Nanning530011,China;3.KeyLaboratoryoftheExploitofSouthwestResourcestheEnvironmentalHazardsControlEngineering,MinistryofEducation,ChongqingUniversity,Chongqing400030,China)Abstract　AsetofICanaerobicreactordevicewasdesigned.Thereactorwasinclulatedwithanaerobicdi-gestionsludgeofbreweryplant.Astudyofstart-upoftheICreactorwascarriedouttotreatstimulatedwastewater.Thestate,effectandaffectingfactorswerestudied,andthechangesofthegranularsludgewerealsoinvestigatedattheendoftheexperiment.TheexperimentalresultsshowedthatwhenVLRincreasedto4.7kg/(m3·d),theeffluentCODwasinasteadystatewith250mg/L,CODremovalefficiencycouldmaitainatthelevelover85%,thesludgeinthereactorwasstratified,andtheappearanceofsludgewasblackorgreywithcompletesurfacestructure.Keywords　ICanaerobicreactor;start-up;organicwastewater;granularsludge:(CSTC,2005BB7253):2009-10-11;:2010-01-18:(1983～),,,,。E-mail:[e-mail]　　1985PAQUESIC,1988IC。UASB,IC、、,、,。IC“”,。,UASB,、、、,。IC、,,,ICUASB2～5。,ICUASB2～5,UASB。、IC[1-3]。IC,、、、。1　1.1　IC16～25m,4～8,、、、2:IC5。,、、。pH、,,。,COD,。,、。,,。,COD,。COD,COD,。,。,,。IC1。IC,PVC。IC1。800mm,300mm,400mm,100mm。1700mm,100mm,12L,10～30kg/(m3·d)。1　ICFig.1　StructureandprincipleofICreactor1.2　,(CO(NH2)2)、(KH2PO4)COD∶[N]∶[P]=300∶5∶1,(NaHCO3)。,10L(75%),10.85gSS/L(6.50gVSS/L),0.12L/(L·d)。,,。,、,。,24d,,。,30%。1.3　COD:[4];:,CaO;pH:;SSVSS:;:;:;:。1.4　60d,IC。IC1。1　ICTable1　ICreactoroperationalconditionofstart-upstage(d)COD(mg/L)(℃)(L)COD(kg/(m3·d))425622100.21825624100.211212423100.10166022350.252084724100.712455124100.462897025100.813264126100.533698025100.8240147428101.2344167227101.3948176330101.4752245233102.0456281935204.7060260935204.3535352　2.1　,。,,,。0.71kg/(m3·d),COD847mg/L,10L/d。COD100mg/L,47%85%,。40,COD1763mg/L2819mg/L,4.7kg/(m3·d)。,COD250mg/L,85%,,。,,。,、,。,,,。,,,。,,。,,。,,,,93%。,,。(1～17d),(18～51d)(52～60d)3。,3。2.2　23COD。,1～12d,,,、,COD,。12～28d,,,70%～90%。29～48d,,COD900mg/L1700mg/L,COD,88%。49～60d,,90%,COD。2.3　4,COD47%,,。,,COD47%85%。,80%～90%,,IC。,,,。IC,。3542:IC,,,,COD90%。4　CODFig4　RelationbetweenCODremovalrateandvolumetricload2.4　pHpH,[5],pH。5pH。5pH,pH,,,。,;,,,,;,,6.8～7.0。5　pHFig5　ChangeofpHineffluent2.5　,30～40℃,50～60℃,[6]。,。10℃,20～25℃。,±1℃/d,2～3℃。,,24℃,、,。28～35℃,,,。IC,,。6。6　CODFig6　RelationbetweenCODremovalrateandtemperature2.6　,2(7):y=-0.0411x2+0.3103x-0.0353(R2=0.9756)7　2Fig.7　Regressanalysisofgasproducingrateandvolumericloadby2rankmultinomial3555　　7,,。,R2=0.9756。IC,,IC,。,,。,,IC,ICCOD2000～3000mg/L,,COD10000mg/L,。IC,。2.7　,,20d,0.5mm。,、,,。,,,4mm,、。VSS:SS0.88,0.5L/(L·d),。,,。,。,,,。,,,,,,,,。[7]。3　　(1),0.71kg/(m3·d),COD100mg/L,47%85%。4.7kg/(m3·d),COD250mg/L,85%,。,,。(2),IC2000～3000mg/L。(3),。IC,,。(4),,。,,。(5),,;,,;。[1],,.IC.,2008,2(4):498-501[2],,.IC.,2009,25(9):16-19[3]ChenY.,RandallA.A.,MccueT.Theefficiencyofen-hancedbiologicalphosphorusremovalfromrealwastewateraffectedbydifferentratiosofacetictopropionicacid.Wa-terResearch,2004,38(1):27-36[4].(4).:,2002[5],,.IC.,2007,23(24):95-97[6]MarioT.Kato.TheanaerobictreatmentoflowstrengthwastewaterinUASBandEGSBreactors.WaterScienceandTechnology,1997,36(6):375-382[7],,.IC.,2005,4(6):84-85356