IC反应器处理废纸造纸废水的运行参数郭方峥

24320113ResearchofEnvironmentalSciencesVol.24No.3Mar.2011IC1112221.2100362.221116IC.、pHCODCrIC.2.0L/hHRT5.5h0L/hpH7.0ρCODCr2000～2500mg/L340～425mg/LCODCr83%.1kgCODCr0.318～0.452m3CODCr1.1kg/m3·d.IC.ICX703.1A1001－6929201103－0325－07OperatingParametersofICReactorTreatingOCCWastewaterGUOFang-zheng1LIUWei-jing1TUYong1XIELin2LIDuo-song2LUXian21.JiangsuProvincialAcademyofEnvironmentalScienceNanjing210036China2.SchoolofEnvironmentalScienceandSpatialInformaticsChinaUniversityofMiningandTechnologyXuzhou221116ChinaAbstractThisexperimentinvestigatedthemajorcontributingfactorsoftheoperationprocessofaself-madeICreactorinthetreatmentofOCCwastewater.FactorssuchastheamountofwaterintakeexternalrefluxquantityandpHwereintensivelyanalyzed.BasedonthisanalysistherelationshipsbetweenremovalofCODCrandtheinternalrecyclingwateramountandgasyieldwerealsostudied.FinallytheeffectsofsulfateandcalciumionsinthewaterontheICreactorwereexplained.Theresultsshowedthatwhentheamountofwaterintakewas2.0L/hHRTwas5.5htheexternalrefluxquantitywas0L/handpHwas7.0theCODCrwasreducedfrom2000-2500mg/Lto340-425mg/Lwithitsremovalratebeingapproximately83%underconstantconditions.TheICreactorproduced0.318-0.452m3gasperevery1kgCODCrremoved.Theinternalrecyclingwatervolumewasequaltotheamountofwaterintakewhenitremoved1.1kgCODCr/d·m3.BothsulfateandcalciumionshadcertaininfluenceontheICreactor.Propercontrolisrequiredduringtheoperation.KeywordsOCCwastewaterICreactorwastewatertreatmentgranularsludgeoperatingparameters20[e-mail]..1-2.1t100～150m3、、、、、、、、SSCODCr《》GB3544—20083..、、、.DOI10.13198/j.res.2011.03.89.guofzh.01324IC、CODCr4-6.IC7-8.9.IC.11.1pHIC.ρCODCr2000～2500mg/LρBOD51200～1500mg/LρTN50～55mg/LρNH3-N12～14mg/LρTP6～8mg/LρSS200～300mg/L450～500pH6.8～7.3.1.2IC0.1m1.4m11L.420320640830mm....1.1.3IC.ρTSS85.08g/LρVSS61.20g/LρVSS/ρTSS71.9%38.9m/h1Fig.1Experimentapparatus2.18mm.1.4.pH.2.0L/hHRT5.5h.cVFA10mmol/LpH6.210mL/L.Saturn2200/2100GC－MSρCODCrcVFApHpHS－3C6233ICρSS.《》10.22.1IC2.1.1CODCrρCODCrIC、IC11.1～91.5L/hHRT7.3hCODCr7.2kg/m3·d10～182.0L/hHRT5.5hCODCr9.6kg/m3·d19～272.5L/hHRT4.4hCODCr12kg/m3·d28～363.0L/hHRT3.7hCODCr14.4kg/m3·d37～454.0L/hHRT2.8hCODCr19.2kg/m3·d.CODCr2pHcVFA3.2ICρCODCrCODCrFig.2MassconcentrationofCODCrininfluentandeffluentwateroftheICreactorandCODCrremovalrate3ICpHcVFAFig.3pHandVFAconcentrationininfluentandeffluentwateroftheICreactorρCODCr1879～2584mg/LCODCr7.2～19.2kg/m3·dρCODCr326～827mg/LCODCr61.9%～85.5%.ρCODCr100mg/L72324ICρCODCr600mg/LCODCr122kg/m3·dCODCrUASB3～10kg/m3·d.ρCODCrIC.23HRTCODCrpHpHpHpH.cVFA20mmol/LcVFA5mmol/L.cVFApH.cVFA5mmol/LcVFA10mmol/L12.IC.2.1.2CODCrCODCrIC.1～51.5L/h6～102.0L/h11～153.0L/h.4.4CODCrFig.4EffectofCODCrremovalquantityonthegasandinternalrecyclingwastewatervolumeICCODCr55.2g/d118.9g/dCODCr17.5L/d53.5L/d10.8L/d68.9L/d.4kgCODCr0.318m30.452m3PAQUES.CODCr1.1kg/m3·dIC100%13-14.2.2IC2.0L/h7.510.0L/h1.21.5m/h375%500%IC5d.1.1ICTable1EffectofexternalrecyclingwastewatervolumeonICreactor/L/hCODCr/%ρSS/mg/L//L/d7.580.923024645050022.8610.077.522725745055025.801CODCrCODCr.、ρSSρSS8233IC.CODCr.2.3pHICpHIC15.pHNaOHpHpH.2.0L/h25.0L/hpHpH6.07.08.09.0pHIC.1～7pH6.08～14pH7.015～21pH8.022～28pH9.0.5.5ρCODCr5pHICFig.5EffectofpHinfluentwateronICreactorpH6.07.08.09.0ρCODCr1703179317971791mg/L55.5%65.2%58.9%49%.pH6.0CODCrpH7.0ICpH.pH6.8～7.2pH7.0CODCr12115℃.pHCODCrpH9.0CODCr32.3%.2.4ICICGC－MS、2.2416149、82、1.281054、43、2.、、、IC.IC.2.5ICICIC..923242、GC－MSTable2GC-MSanalyzedresultsoforganicpollutantsofinfluentandeffluentwaterICIC13－2－－4－26－A13－2－－4－26－A44′－26－－4－－3－2－－2－2－2－22－－1－2－－1－2－－3－－224－2－2－2－22－－1－2－－1－23－1－1－2－－2－2－2－－2－2－1－－2－2－PROPENYLOXY2－2－－2－224－－13－1－23－2－3－－6－1－－2－－1－12－57135－135－..1000mg/L..CODCr.3a.ICHRT2L/hHRT5.5h.b.CODCrkgCODCr0.318～0.452m3.c.ρCODCr.ICCODCrρCODCr.IC.d.pHICpH7.0.e.IC.References1.M.2004.2KONSOWAAH.DecolorizationofwastewaterecontainingdirectdyebyozonationinabatchbubblecolunmreactorJ.Desalination2003158233-240.3.J.19979415-17.4.J.199819194-96.5PEREBOOMJHFVEREIJKENTLFM.Methanogenic0333ICgranuledevelopmentinfullscaleinternalcireulationreactorsJ.WaterSciTechnol19943089-21.6.ICJ.200119127-2833.7.ICJ.200422218-21.8.M.2003.9.ICM.1998.10.M.4.2002.11.PTAJ.200940180-83.12CAMPOSCMMANDERSONGK.Theeffectoftheliquidupflowvelocityandthesubatrateconcentrationonthestart-upandsteady-stateperiodsoflab-scaleUASBreactorsJ.WaterSciTechnol199225741-50.13.M.199664-67.14.J.2002181146-48.15.ICJ.200935679-81.16HABETSLHDESCHILDREAKNELISSENHAetal.ZeroeffluentbyapplicationofbiologicaltreatmentathightemperatureR.SponsoredbytheDutchProgramEEF1999.http//