垂直厌氧折流板反应器处理树脂废水的中试研究於胜洪

4　4环境工程学报Vol.4,No.420104ChineseJournalofEnvironmentalEngineeringApr.2010於胜洪1　吴建华1　郭德华2　尚志峰3　马三剑1＊(1.,215011;2.,215021;3.,201707)　　(VABR),CODCODVFA,。,(37±1℃),9kgCOD/(m3·d),HRT24h,VABRCOD70%,1kgCOD0.44m3,。　　　　　X792;X703.3　　　A　　　1673-9108(2010)04-0829-04Pilot-planttestonionexchangeresinwastewaterwithverticalanaerobicbaffledreactorYuShenghong1　WuJianhua1　GuoDehua2　ShangZhifeng3　MaSanjian1(1.InstituteofEnvironmentalProtectionApplicationTechnology,UniversityofScienceandTechnologyofSuzhou,Suzhou215011,China;2.SuzhouYikeEnvironmentalEngineeringCo.Ltd.,Suzhou215021,China;3.ShanghaiRohmandHaasChemicalCo.Ltd.,Shanghai201707,China)Abstract　Thispaperdescribestheexperimentalequipmentofthepilot-scaleverticalanaerobicbaffledre-actor(VABR)whichisusedtotreattheeffluentfromionexchangeresinsproduction,aswellastheresearchprocess.AnditfocusesonanalyzingtheeffectsoftheVLRandthesalinityonCODremovalrateandVFAofef-fluent,andascertainsthemethaneproductionrate.Theresultsshowthatatthemediumtemperature(37±1℃),thevolumeloadaround9kgCOD/(m3·d),andtheHRTof24h,theaverageCODremovalrateofVABRcouldmaintainaround70%,methanewasproduced0.44m3per1kgCODremovalonaverage,andthereactorcouldrunsteadily.Keywords　ionexchangeresinproductionwastewater;verticalanaerobicbaffedreactor;biogas;pilot-test:2009-06-11;:2009-07-31:(1984～),,,。E-mail:[e-mail]＊　　、、,,,,、、,。,。[1]+++,COD500mg/L;[2]----,《》(GB8978-1996)。(37±1℃),,9kgCOD/(m3·d),COD70%,。,。1　1.1　VABR(verticalanaerobicbaffedreactor)ABRUASB。,、,。VABR4。,,,,“”;,,,;--,UASB,ABR。VABR,Υ800mm×2000mm,1m3,。,。300L,500L。、,,。。1。1　Fig.1　Processflowchartofpilot-planttest1.2　,:COD30000～40000mg/L,pH6～9,Cl-8000～10000mg/L,SO2-46000～9000mg/L,NH3-N5000～8000mg/L,TP20～50mg/L。,,,,、,,pH,COD∶N∶P=500∶5∶1,、[3]。,37℃。pH7.5。1.3　IC,。23.54kgSS/m3,1/3。1.4　COD[3],;pHPHS-3CpH,pH;(VFA)VFA[4],;SS,;[3],;,。,,,。Gasboard-3200L/。2　2.1　CODIC,,,。0.5kgCOD/(m3·d)、(HRT)48h,Ca(OH)2NaOHpH。,COD、HRT、COD。2　CODFig.2　RelationbetweenCODremovalrateandvolumetricloading2COD;3、COD。,。,8304:3　CODFig.3　RelationbetweenCODremovalrateandsulfateandchlorineconcentrationsofinfluent,COD/SO2-43∶1[5]。,COD,,。29d,,COD,COD、。45d,,,、。,,,CODCOD20%,COD/SO2-43∶1[5],MPBSRB(、H2)。,,9kgCOD/(m3·d),COD,80%。56d,,。,,,[6]。,,9kgCOD/(m3·d),COD,70%。2.2　CODVFA,,(、),(、),(VFA)[7]。VFA,VFA,,VFA,VFA,,VFA[8]。,VFACOD,COD,VFA,pH。2～4,,12d,,,VFA,,6mmol/L,pH。pH,,COD,VFA5mmol/L。,,29d,,COD,VFA,。1,VFA,10mmol/L。40d,、、,COD,VFA,,,,。45d,,COD,VFA5mmol/L。,COD,VFA。4　VFACODFig.4　RelationbetweenCODremovalrateandVFA2.3　2.3.1　容积负荷对产气的影响,1kgCOD,,1kgCOD,1kg1.067kgCOD,1kgCOD0.70m3。,8314,[9]。5,,,。COD,1kgCOD0.44m3。,,,,。,H2S,。5　、Fig.5　Relationbetweenbiogasproductionandyieldandinfluentvolumetricloading1000m3,,,COD40t,1.76×104m3/d,17t。2.3.2　产气组分41d55d,,1。1　Table1　Componentsofbiogas(kgCOD/(m3·d))(%)COCO2CH4H2SO27.38-0.0623.1774.621-0.088.74-0.0818.8278.911-0.051,70%,,,78.91%,,。,H2S0.5%～6%,S,H2S[10]。,H2S。1,CO2CH497%,H2S3%,。3　　(1)(37±1℃),VABR,。,9kgCOD/(m3·d),COD70%。(2),COD,。(3)COD∶SO2-43∶1,,。(4),,VABR,1.76×104m3/d,。(5),,。[1],,,..,2007,27(5):26～28[2]..,2006,32(6):57～59[3]《》.(4).:,2002[4]..:,1998[5],..,1999,17(3):3～7[6],,,.C1-SO2-4.,1999,33(2):237～239[7],.VFA.,2000,18(2):40～41[8],.UASB.,2002,33(6):29～31[9],,,..:,2003[10]..,1996,14(1):1～5832