PACHFUM系统处理微污染水的实验研究裴亮

　　:1006-4710(2009)01-0085-04PAC-HFUM裴亮1,姚秉华1,2,王理明1,于国强1(1.,710048;2.,710054):采用PAC-HFUM组合工艺处理微污染水,研究了粉末活性炭(PAC)的投加对中空纤维超滤膜(HFUM)运行性能的影响,考察了该工艺对COD、NH3-N和Fe的去除效果。结果表明:随着PAC投量的增加,膜稳定运行时间延长,膜通量下降幅度降低;投加一定量的PAC后,出水COD、NH3-N、浊度和Fe低于地表水环境质量标准(GB3838-2002),且未检测出悬浮物SS和大肠菌群数。:中空纤维超滤膜;水处理;膜分离;微污染水;粉末活性炭:X703.1　　　:AResearchonTreatmentofTinyPollutionWaterwithPAC-HFUMSystemPEILiang1,YAOBing-hua1,2,WANGLi-ming1,YUGuo-qiang1(1.FacultyofWaterResourcesandHydraulicPower,Xi'anUniversityofTechnology,Xi'an710048,China;2.FacultyofSciences,Xi'anUniversityofTechnology,Xi'an710054,China)Abstract:Thecombinedprocessofpowderedactivatedcarbon(PAC)andhollowfiberultrafiltrationmembrane(HFUM)wasappliedfortreatmentoftinypollutionwaterandtheeffectofdosageofpowderedactivatedcarbononoperationperformanceofHFUMwasstudied.TheremovalefficienciesofCOD,NH3-NandFeinthecombinedprocesswereinvestigated.TheresultsshowedthatstableoperationtimeofHFUMwaslengthenedandtheloweringrateofthefluxwasloweredwhenPACdosageincreased.Thead-ditionofPAChasnoobviouseffectonresistanceofmembranefiltration.TheexperimentsofHFUMofti-nypollutionwaterwithPACcombinationwereevaluated.WhenthePACdosageiscertain,theconcen-trationsofCOD,NH3-N、turbidityandFeinoutletwaterwereunderthatofwaterforQualitystandardofSurfacewater(GB3838-2002),andthesuspendedsubstance(SS)andcoligroupnumberhavenotbeendetected.Keywords:hollowfiberultrafiltrationmembrane;watertreatment;membraneseparation;tinypollutionwater;powderactivatedcarbon:2008-09-29:(06JK215);(602-210805)。:(1982-),,,,。E-mail:[e-mail]。(1957-),,,,,。E-mail:[e-mail]。　　,,。,、、,,,[1,2]。,,。,,,[3,4]。(PAN)(HollowFiberUltrafiltrationMembrane,HFUM),(PAC),,PAC,PAC-HFUMCOD、NH3-N、Fe3+。85　JournalofXi'anUniversityofTechnology(2009)Vol.25No.1　DOI:10.19322/j.cnki.issn.1006-4710.2009.01.0171　1.1　1。(MWCO),,,,0.01μm,3.24m2。PAC1(:ICT200)。1　PAC-HFUMFig.1　ProcessflowdiagramofPAC-HFUM1　PACTab.1　PropertiesindexofPAC/(kg/m3)2.5×1000/(kg/m3)0.72×1000/(mg/g)98196.1%(200)/μm10～500/%12.2/%2.51.2　,,、、,2。,0.2m/s;(0.06Mpa),,pH=6～9。(CSTR),PAC,,,。6～8。PAC,,PAC,PAC,PAC,PAC。PAC,50mg/L250mg/L,。2　Tab.2　QualityindexofexperimentalrawwaterCOD/(mg/L)TN/(mg/L)NH3-N/(mg/L)/NTUFe/(mg/L)16.8～22.52.48～7.331.06～4.611.9～4.031.88～3.022　2.1　PAC2,,PACPAC,PAC,、,PAC。,PAC,,,PAC,,PAC,[5,6]。2　PACFig.2　EffectofPACdosageonmembraneflux2.2　CODMn3～5,HFUMCODMn15%,PAC30%86　(2009)251　;200mg/L,60%。PAC,PAC,,,PAC,PAC。PAC,,PAC。,PAC,,[7]。CODMn6mg/L,(GB3838-2002)。3　HFUMCODMnFig.3　RemovaleffectiveofCODMnwithHFUM4　PAC-HFUMCODMnFig.4　RemovaleffectiveofCODMnwithPAC-HFUM5　PACCODMnFig.5　EffectofPACdosageonremovalofCODMn2.3　NH3-N6,HFUMNH3-N5%;PAC,PACHFUM,NH3-N。7,NH3-N:,PAC-HFUMNH3-N10%,,NH3-N30%;,,NH3-N,,NH3-N。,PAC,NH3-N,,,[8]。6　HFUMNH3-NFig.6　RemovaleffectiveofNH3-NwithHFUM7　PAC-HFUMNH3-NFig.7　RemovaleffectiveofNH3-NwithPAC-HFUM8,PAC20～50mg/LNH3-N,100～250mg/L,30%。NH3-N2.0mg/L,(GB3838-2002)。NH3-N,。2.4　910HFUMPAC-HFUMFe。HFUMFe,Fe60%～80%,Fe0.3mg/L。PAC-HFUMFe75%～94.5%,HFUM。11,PAC20～100mg/L,Fe80%,PAC150mg/L,Fe90%。87　:　PAC-HFUM8　PACNH3-NFig.8　EffectofPACdosageonremovalofNH3-N9　HFUMFeFig.9　RemovaleffectiveofFewithHFUM10　PAC-HFUMFeFig.10　RemovaleffectiveofFewithPAC-HFUM11　PACFeFig.11　EffectofPACdosageonremovalofFe2.5　SS、SS。HFUM。0.1NTU。3　　,HFUMPAC、;,PAC200mg/L,PAC-HFUMCOD、NH3-NFe60%,30%90%;PACHFUMHFUM,(GB3838-2002),。:[1]KatsukiK,YasuhiH,YoshimasaW,etal.Irreversiblemembranefoulingduringultrafiltrationofsurfacewater[J].WaterResearch,2004,38(14):3431-3441.[2]GuiguiC,RouehJC,DurandBourlierL,eta1.Impactofcoagulationconditionsonthein-linecoagulation/UFprocessfordrinkingwaterproduction[J].Desalinazion,2002,147(1):95-100.[3]YangWB,CicekN,IlgJ,eta1.Stateoftheartofmem-branebioreactors:worldwideresearchandcommercialap-plicationsinNorthAmeirca[J].JournalofMebmraneSci-ence,2006,270(1-2):201-2l1.[4]LiYZ,HeYL,LiuYH,etal.Comparisonofthefiltra-tioncharacteristicsbetweenbiologicalpowderedactivatedcarbonsludgeandactivatedsludgeinsubmergedmembranebioreactors[J].Desalination,2005,174(3):305-314.[5],,(GaoBao-yu,WeiJin-cheng,WangYan).(Studyonpolyferric-organiccompositeflocculantsfortreat-mentofsurfacewater)[J].(ChinaWaterWastewater),2006,22(7):57-61.[6],,,(PeiLiang,DongBo,YaoBing-hua,etal).PAC-MBR(ExperimentalstudyoncombinedprocessofPACandMBRfortreatmentofcokingplantwastewater)[J].(ChinaWaterWastewater),2007,23(13):60-62.[7]KatsoufidouK,YiantsiosSG,KarabelasAJ.Astudyofultrafiltrationmembranefoulingbyhumicacidsandfluxre-coverybybackwashing:experimentandmodeling[J].JournalofMembraneScience,2005,266(1):40-50.[8]YiantsiosSG,KarabelasAJ.AnexperimentalstudyofhumicacidandpowderedactivatedcarbondepositiononUFmembranesandtheirremovalbybackwashing[J].De-salination,2001,140(2):195-209.(　)88　(2009)251