改性赤泥絮凝臭氧氧化处理模拟印染废水杨俊

　2010304　　　　　　　　　　　　　ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY[]2009-12-19;[]2010-03-30。[](1976—),,,,。027-87611776,[e-mail]。[](2006BAC02A11)。—　1,2,　2,2(1.,430074;2.,430073)[]—4BS、KD-3G、S-R、ATT、BRN5。、—COD。:—COD;50%,5COD88.9%～96.6%,99.0%。[];;;;;[]X505　　　[]A　　　[]1006-1878(2010)04-0287-05TreatmentofSimulatedDyeingWastewaterbyModifiedRedMudFlocculation-OzoneOxidationProcessYangJun1,2,LuSheng2,DingYanhua2(1.SchoolofEnvironmentalStudies,ChinaUniversityofGeosciences,WuhanHubei430074,China;2.EngineeringResearchCenterforCleanProductionofTextileprintinganddyeing,MinistryofEducation,WuhanInstituteofScienceandTechnology,WuhanHubei430073,China)Abstract:Fivekindsofsimulateddyeingwastewaterscontainingdifferentdyesofdirectacidred4BS,reactiveyellowKD-3G,disperseredS-R,acidblackATTandsulphurblackBRNweretreatedbymodifiedredmudflocculation-ozoneoxidationprocess.Threeprocesses,modifiedredmudcoagulation,ozoneoxidationandmodifiedredmudflocculation-ozoneoxidation,werecontrastedontheremovaleffectsofCODandchromaofthedifferentwastewaters.Theexperimentalresultsshowthat:Theremovalefficiencyofthemodifiedredmudflocculation-ozoneoxidationprocessisthebest;Bythisprocess,theremovalratesofCODinthe5kindsofwastewatersare88.9%-96.6%andthedecolorizationratesareallabove99.0%with50%decreaseofozonedosage.Keywords:modifiedredmud;flocculation;ozoneoxidation;dye;dyeingwastewater;wastewatertreatment　　　、,、、。、、、,、、。,。[1]。,,COD。,。Al2O3,、、·287·　　　　　　ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY　　　　　　201030、、[2],、[3～16]。,5、—,。,,。1　实验部分1.1　;;():Al2O331.94%,CaO28.46%,SiO220.00%,Fe2O35.45%,TiO25.20%,Na2O4.42%。UV-1201-:;PHs-25C:;CFZY-6:;JH-12COD:;MY3000-6:;:1L,8,。1.2　1.2.1　[2]。800mL、1g/L4BS(4BS)、KD-3G(KD-3G)、S-R(S-R)、ATT(ATT)、BRN(BRN),25mL,pH7,5min,5min,20min,。1.2.2　800mL、1g/L4BS,KD-3G,S-R,ATT,BRN,1h(50mg/min),10min1,。1.2.3　—800mL、1g/L4BS,KD-3G,S-R,ATT,BRN,5min,25mL,pH7,5min,5min,20min。10min,。1.3　GB11914—89《COD》COD;-,。2　结果与讨论2.1　,,,,、[17]。,,、。COD1。1:4BS,KD-3G,S-R,ATT,BRN5COD;BRNCOD,90.48mg/L。5COD68.4%,57.8%,74.2%,62.9%,84.7%。,COD。2。2:;·288·　4.—S-R,0.072。4BS,KD-3G,S-R,ATT,BRN572.4%,80.3%,91.8%,78.3%,87.7%。,,COD,[18]。2.2　COD3。3:5;30min,COD;,COD。,,。3　COD:○　4BS;□　KD-3G;△　S-R;◇　ATT;★　BRNCOD4。4:COD;,、,。4　COD:○　4BS;□　KD-3G;△　S-R;◇　ATT;★　BRN5。5:;10min,97.0%。,。5　:○　4BS;□　KD-3G;△　S-R;◇　ATT;★　BRN:;。,;。,,。。2.3　——COD6、1。—,15min,·289·　　　　　　ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY　　　　　　201030COD50%。61:—4BS,KD-3G,S-R,ATT,BRN5,COD100mg/L,COD90.9%,88.9%,94.5%,89.4%,96.6%;99.0%。—,,。1　—　4BS2.6630.001KD-3G1.4890.010S-R0.8810.004ATT1.9320.006BRN1.2200.005COD,,(),,,,COD,,,,—,,。3　结论—5。—,50%,4BS,KD-3G,S-R,ATT,BRN5COD100mg/L,COD90.9%,88.9%,94.5%,89.4%,96.6%;99.0%。　　　1　,,..,2003,16(4):68～702　,,..,2003,21(5):71～733　,,..,2000,20(4):6～94　,,..,2009,25(15):89～915　,,..,2002,3(8):33～356　,,..,2005,25(2):132～1357　,,..,2006,26(11):1775～17798　WangShaobin,BoyjooY,ChoueibA.Removalofdyesfromaqueoussolutionusingflyashandredmud.WaterRes,2005,39(1):129～1389　,.Cd2+.,2008,26(2):70～7310　,,..,2009,3(7):1180～118411　,,..,2007,26(5):638～64112　,,..,2009,29(11):2282～228813　,,..,2007,27(12):1972～197714　,,..,2009,25(3):20～2215　..,2008,28(6):526～53016　,,.·290·　4.—.,2008,28(3):258～26117　..,1998,18(1):1～818　FuJie,DingYanhua,YangJun,etal.Removalofatoxicanthraquinonedyebycombinationofredmudcoagu-lationandozonation.OzoneSciEng,2009,31(4):294～300(编辑　王　馨)··ChemicalEngineering,2010,117(4):16。,,。,,。、。,、、,,。。,,。,,。,,。EcopureCTODerVerpackungsdruck,2010,(1):12EcopureCTO,(RTO)。,。,。RTO,,。EcopureCTO,。、。EcopureCTO5,1500～15000m3/h。,,。,、、。,。,,99%。,3～4d,。EcopureCTO、、、、。EcopureCTO。PollutionEngineering,2010,42(3):10。K.K.。,。,,。。870(1400km)。,。(以上由叶晶菁供稿)·291·