纺织印染废水处理新技术BIOUNIOUT研究和应用俞亦政

」」0óUnUO800402060·53.、,,。,,,;,,,,、、。,,5。:,。—BIOUNIOUT。。、,。。:;;:TS199:A:1X()33025(2X()l)06X()56035Z3~4444~54~52~32、3/3~44454、53~444~54~53~444、,。1100Zoot,80%90%。,500m3dl。,,,,、、、,。1。1443~43~44~54~5BOmg·L,CODlmg·-lLPHsTlmg.-lLCODlmg10~,,。4.(l),pH5.0.67,,,,,,,。,,。(2),pH,pH。、pH。.1,..:,198660~10(X〕400~3】X)280()500~27X】」2(〕~10】X〕350()300~3X〕9O~1700390l~125~88~96~98~10800~)9X()17X()~52X()6~816X)~32XK】20、5006~84()~170、、、。。,(PVA),。,。,“BIOUNoIUT’’。、、,5.1’colNO.6￡`“B10U1N0UT”,,“、、”。、“BuNIou”“BIOuNI0uT”,,。,。612,。,(),。912,“BIOUNIOUT”:·;·,;·,,,。“BIOUNIOUT”、,。,。,,,。,,。,、,,。,“BIOUNOIUT”。,,。“BIOuNIouT’’,,、,:,,1961,,,200082。、“BUNU”、,200-1m,,()()。“BIOUNIOUT”。1.(,SOL),,,。()()。,(),(),(cShualeHadry)。,500。(、)3:.,。·,。。。,,。.pH4.18.0。。,。,`2。。”N。}5,、`(lBouNIouT),。2.。。:·,,。AI+3+po-4,=Alpo4,,,`。·1.6V,。1.6V(111/vI)Mn(v-II)/Mn(w),Cr(vi)CIr(m)。:+2e=+325032+02=Zsq2ZNoZl+02=ZNo3l·f,。,COZ、。。,。3、,。,2,。。,(BIOUNIOU)T!3。。,(111/W)1.6v。,)。、“BIOuNIouT,2000Ln,2001。,`(11180.30.1)。L(50,1.2m3d/,2)100,!:、(),!:B1998j`,()76%92%(35%16%),CODer、BOD、5595%。“BIOUNIOUT,,!I,!1,、、,,。.《》《》、,、、、、、、、、.、、,,、、、。1,,8《()》,199,2。。。《(Chin”fo)》。《》,10,16144,2002,,12.00,144。,4220.,.:,8S:200082:02155213494,55210011375:021552134187《》《》,;,,、。、、、、、、、、。《》,16,。cN121119/Ts,12010000113.624,75,45(,。:25《》:300193:02227384456,271594:02227384456,。!’001NO.]HI]{\X{〕}AbstFaCtS6aroIhnatitUtsAbstract:ThetreatmentthatusesalkaliwastewaterfromeingandPrintingProeessesfordustinganddesulfurizingtheexhanstfromboliersindyeingandPrintingPlanthasbeenProvedasasimPleandfeasbliemethod.Basedontehstudy,subsequentex-penmentofusinghteereyeledwaetrofrdyeingandPirntingPorcessesafetrcertianetratmentwaseaedout,andPorvedtobeefleitve.P56B10UNIOUTTEOHNOLOGY:AN.wBi0Ch.miS-tryProcessforWaterPurificationinTextileIn·dustryuYzheng,ShanghaiPrinting&DyeingchnologyC6netrAbbreviiaton:Tbewasetwaetrformdyeing&PirnitngPlants15almosthetbiggestPartinhteottalamountofeiffuentformetx-tileindustyrNomrally100otZX()otnsofwaetrwillbeuseduPtoPordueeoneotntextiles.And80to90Pecrentwillehangein-todyeingirPintngwasetwaetrFromoiffeialinfonnation,htesePlantsdeliverabouts,00()m3/dayinChinano.wThewasetwaetrofdyeingPirnitngPoreess15ofgeratviarationsineomPO-sition,andthePolluitonloadsaerveyrhevay.Iteontianssub-stanceshtataerdiiffeultotdeeomPose.hTewastewaetreonetntsvaryineachdyeingPirntingProcessstage,suehasdyeing,irPnting,washing,bleachingandifnishing.It15oneofhteomstideultProb】emsottreatsuehhevayPollu-itonloads,astheyaerhugeinarnountandvarygeratly.AtPers-ent,amianmethodotPfywasetwaetrofdyeingPirnitngisaeombinedPocressofhPysiealehesandbiochesytrWihthtedeveloPmentofmanmadeifberandPorcessingetehoologyindyeing,irPnitngandifnishlng,somenewdyesandassisanttssuchasPVAaerbeingusedeommonl.yhTeseogreeom-PoundswhiehaerdimeulttobedecomPosedhvaemadehtewastewaetrPuirifeiatonamoerdieultProblem.BeingengagedinhteerseaerhofsuehtoPicforsevealryears,wehvaedevelopedanewandacitvesstanceBIOUN10UTBIOUN10UT15bioeheilnealeatalyst.1115simPle,ceononealandeffeeitveotsolvehteabovemeintonedProblems,anditeanPuirfywasetwaetruPtohtestandardlevelataloweost.Espe-ciallyit15aveeffeeitvewayotgetirdofsomePolluitonsub-santcessuehaseolloids,NH3N,andp3AlongwihtsomemodiifeiatoninPocressingsikllsdurlnghetaeorbicbiologicalPoreessesofwasetwaetrPuirifeation,BOI-UNIOUTeanPiurfydiffeerntwasetwaetreffeeitvel.yhTee-ffeCtsbeeomenotieeableafterashortPeirodofitme.B10UNIOUTeoniatnssubstaneesuehasalunumsalt,ligninandspeeiallyrareearthmetaleomPounds,ect.11hasaPosiitveefletoninIeordispesredandeolloidalPollutants.hTeitrvalentalunum+3ioneounetacrtswihthtesiatteehagredisitrbutionintheeolloidsotforlnhtemieorfloes.Theoeeurreneeoflraeesofaerrearthelement+4fuhrterPormoetsthiseffeet.hTeligninsaltswilldehydraethteeolloidsandceraetamoereoarselydis-rsedgel.hTis15duetohetstructureofhteligninmoleeule.hTis15aeomPlexmoleculeofhihgmoleeularweighteonatin-ing,arnongotherhtings,hydroxylandsulfuireacidgrouPshtateraetwiththeanunoandhydroxylgrouPsofProetinsandPoly-PePtidesersultingindehydartion.DuirngtheaerobicbiologiealporeessesofwasetwaetrPuirnea-iton,hteeorbeandthebacteirareactwihthterareearthmetalelement,adhtisactremeatlgraduallyPormoetshetersPirat10nandmetabolismofhetmieorfomredogranisms.Meantime,htesedimentationeffeetsaerimPorvedadistinetbouleirinebetweenhtesludgeandhteclearwaterinhetifnalsettlingtank,andaeor-bieeonditionsinhtesludgehPasewillbeProdueed,andhtesindgesmellwillbeeliilnnaetd.hTeapPlieaitonofBIOUNIOUTalsoersultsinerdueedenegryeonsumPitonduirngaeration.ComPoundofraerearthelementwihtitshigherdoxPoetnitalersultsinanumberofinogranieionsbeingoxidizedinunediaetly.hTeifnalProduet15eabronid-oxide,waetrandniotrgen,or,ineertianeases,acidinetrmediaetshtateombinewihthtealuminumotformacideomPoundswhiehaereasilyPerciPiatetd.DuirnghteapPlieationofBIOUNIOUTforPuirfyingwasetwa-etrhtemeehanismsineludeshteerikndsofProeesses:eolloid-eheealProcesses,chemiealeracitonsandeorbialProcesses.Inereentyeasr,wehvaemadeeonsiderableadvancesinBIO-UNIOUTerseacrh.hTiserseacrhProgramhasbeenassignedbythedePartmentseoneemedasoneofthe”200(),ChinaeTxi