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当前位置:首页 > 电子/通信 > 电子设计/PCB > 臭氧内电解协同作用处理印染废水的实验研究王立军
-*,,, (武汉纺织大学纺织印染清洁生产教育部工程研究中心,湖北 武汉 430073) :,,、、、pH、。,,。,pH=3,1:2,100g,300L/h,90min,98.25%,COD88.10%。:;;;StudyoftheDisposalofDyeWastewaterwithInternalElectrolysisEnhancedbyOzone*WANGLi-jun,RUANXin-chao,ZENGQing-fu,YANGJun(ResearchInstituteofEnvironmentalScience,WuhanTextileUniversity,HubeiWuhan430073,China)Abstract:Takingactualdyewastewaterasresearchobject,thecooperatedeffectsofozoneandinternalelectrolysisindegradingdyeingwastewaterwerediscussed.Theinfluencingfactorswerestudied,suchasmassratioofironscrapstogranularactivatedcarbon(GAC),massofironscraps,pHvalue,thedosageofozone,andreactiontime.TheexperimentshowedthatthedecolonizationandCODremovalfateswiththecombinationofozoneandinternalelectrolysisweresignifi-cantlyhigherthanthoseobtainedfromthetreatmentofozoneandinternalelectrolysisalone.Undertheoptimizedtreatmentconditions,about88.10%CODand98.25%colorcouldberemovedwithapHvalueof3forwastewater,theozonedos-ageof300L/h,thetotalmassofironandGACof100g(massFe/C=1:2),andthereactiontimeof90min.Keywords:ozone;internalelectrolysis;synergisticeffect;dyewastewater *:863(2009AA063904)。:(1985-),,,。:。E-mail:375767383@163.com,,、、,,,,,(-N=N-,-N=O)(-SO3Na,-OH,-NH2),、、。,,,(BOD),[1]。。、、,、、[2]。、,[3]。,,,,,[4]。,,,。,[5]。,。,,,,,。1 1.1 ,《》(GB8978-1996),()。COD;,。::、、、、COD-。:、、、、1,10-·14·20103811、、、。1.2 500mL,,。,,,。A,COD。,,,pH,COD。(1)CODCOD,GB11914-89,COD。(2),。2 2.1 500mL,、、。COD747.63mg/L,10.4224。100g,1:1,300L/h,1h,,,COD。1 COD(O2)/(mg/L)515.12373.01224.683.99180.86450.0027COD/%31.1052.6269.01/%62.7092.2299.91 1,COD,,,,。。,[H]Fe2+,,;,。Fe2+Fe3+,,。。[HO·][O]。,;,;,,。,99.9%,COD69.01%。Fe2+、Fe3+[HO·][O]———Fenton,Fenton,。2.2 500mL,3:1,2:1,1:1,1:2,1:3。100g。300L/h,1h,,COD。1 1,Fe/C1:3,COD78.98%,Fe/C,COD,Fe/C1:2,COD,80.91%。Fe/C,COD。Fe/C,,,。,Fe2+,H2O2Fenton,。Fe/C,,,,(),,。2.3 500mL,30g,50g,100g,150g,200g,1:2,300L/h,1h,,COD。2 2,30g,COD、。,COD、。,,。100g,COD80.91%99.04%。100g,COD,。,,,,。2.4 500mL,100L/h,200L/h,300L/h,400L/h,500L/h(,),100g,1:2,1h,,COD。·15·201038113 3,100L/h,COD59.63%。,COD,300L/h,COD,80.91%。,COD。,,[HO·][O],Fe2+、Fe3+Fenton,COD。,,,,,,COD。300L/h,COD。300L/h,,,,,,,,,;,,,COD。2.5 pH500mL,H2SO4NaOHpH3,5,7,8.6(pH),11。100g,1:2,300L/h,1h,,COD,4 pH4,pH,COD。pH。,,,。,,,,,、、、,。pH(·OH),pHH2O2HO2·,Fenton。pH,。,pH。pH3。2.6 500mL,pH3,100g,1:2,300L/h,30min,60min,90min,120min,150min,,COD。5 5,,COD,90min,,,,,,。,90min。3 ,:(1),COD16.39%37.91%。(2)pH3,1:2,100g,300L/h,90min。98.25%,COD88.10%,。[1] ,.[J].,2000,26(10):15-19.[2] ,,,.[J].,2005,26(1):70-73.[3] ,,.[J].,2007,6(73):73-75.[4] ,.[J].,2007,20(6):105-107.[5] ,.[J].,2006,13(11):19-21.·16·20103811
本文标题:臭氧内电解协同作用处理印染废水的实验研究王立军
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