处理石化污水中的超滤膜清洗方法的研究

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1,2,1,2,2,2(1.,535008;2.(),200062)[]、、NalcoPC-98,。,,/。,0.1%NaOH0.1%PC-98,1%,。[];;[]TQ085;X703.1[]B[]1005-829X(2012)04-0090-03StudyonthecleaningmethodsofultrafiltrationmembraneinthetreatmentofpetrochemicalwastewaterTaoWenjie1,YeShiwei2,ChenBin1,GongZhuoyi2,HuangJuefeng2,LuCong2(1.CNPCGuangxiPetrochemicalCo.,Qinzhou535008,China;2.Nalco(China)EnvironmentalSolutionCo.,Ltd.,Shanghai200062,China)Abstract:Acid,alkali,oxidantandNalcoPC-98havebeenusedascleaningagentsforcleaningultrafiltrationmembraneswhichwerepollutedinthecourseoftreatingpetrochemicalwastewater.Thecausesresultinginthepollutionofultrafiltrationmembranesareanalyzed.Theresultsshowthatthemainpollutantsareironandmicroorganisms/organicsubstances.Basedoncontrasttests,itisfoundthatthebestwashingeffectivenesscanbeobtainedbyusing0.1%ofNaOHand0.1%ofNalcoPC-98solutionforalkaliwashingand1%ofoxalicacidsolutionforacidwashing.Themembranefiltrationperformancecanbasicallyberecovered.Keywords:pollutants;ultrafiltration;membranecleaning,、、、A/O,(+),,。、,,,,。,,,,。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!、,,,,,。[][1].[M].:,2005:61-65.[2].[M].:,1995:30-38.[3],,,.-pHpH[J].,2007,19(3):162-163.[4],,.[J].,2004,24(6):17-19.[5],.[J].,2009,29(12):82-85.———————————[](1976—),19997,。E-mail:dingjixiang@yangchengpower.com。[]2012-02-09()32420124IndustrialWaterTreatmentVol.32No.4Apr.,20129011.1,1。2,70,SXL-225FSFC,,40m3,0.8mm,0.025μm,(20℃)≤50L/(m2·h),≥95%。11.21。11.3:、,1%,,。:NaOHNalcoPC-98。NaOH0.1%,;PC-980.1%,、、,、、、、。:NaClO,500mg/L,。1.4,2。2:NaOHpH,HClpH。1.5:,105℃12h,;925℃,;X。:721。22.1,X,53%/35%。,3()181.6、260、400mg/L,,。2.22。2,3,c,0.095MPa0.029MPa。22.33。3,3,,c125m3/h167.7m3/h,。,ab。23:/,+。aNaOH+NaClO1,1bNaOH+NaClO1,NaOH+PC-981,1cNaOH+PC-981,1%1pHCOD/(mg·L-1)/NTU/(mg·L-1)6~920~550.2~10≤5/(mg·L-1)/(mg·L-1)/(mg·L-1)/(μS·cm-1)0~150.2~5.520~40740~23002012-04,32(4),:91、、PC-98,。33(1)/,,、/,。(2)/,。,、。(3),、、PC-98,。———————————[](1970—),1992,。:0777-3885288,E-mail:taowenjie@petrochina.com.cn。[]2012-01-13()。,,,、,;,;,,,COD、BOD5。,10%~15%。1/3,7d;,;,1。5.2100,60,40。300m2,800m3,:0.65/m3、0.36/m3、0.18/m3,1.19/m3。6(1),、。,,,。(2),,COD、BOD5。(3)——1a,,、。,、。[][1],,.-[J].,2008,39(5):40-44.[2].--[J].,2008,27(5):64-65.[3],.[J].,2005,30(4):84-87.[4].CASS[J].,2009,29(6):86-88.———————————[](1971—),2007,,。:13514237286,E-mail:zhangxianlong119.student@sina.com。[]2012-01-31()!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!(84)2012-04,32(4)92

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