臭氧生物活性炭深度处理循环养殖废水郭恩彦

:,,1982,,。#。＊(No.2006BAD03B06);(No.S30701)。臭氧/生物活性炭深度处理循环养殖废水＊郭恩彦　谭洪新#　罗国芝　孙大川　赖才胜(,201306)　　　,。,/。,4mg/L,,TOC()/UV254(254nm)80%。/。/TOC、UV25411.9%、13.4%6.5%。/96.0%、90.7%。　　　　　　AdvancedtreatmentofrecirculatingaquaculturewastewaterbyO3/BAC　GuoEnyan,TanHongxin,LuoGuozhi,SunDachuan,LaiCaisheng.(SchoolofAquacultureandLife,ShanghaiOceanUniversity,Shanghai201306)Abstract:　Withthedevelopingofrecirculatingaquaculturesystem(RAS),thehighnutritionandorganicsubstancecontainedaquaculturewastewatergavemorepressureonpollutiondischargecontrol.Thepilotexperimentsofadvancedtreat-mentofrecirculatingaquaculturewastewaterwereconductedbyusingthecombinedO3/BACprocess.Theeffectofozonationonbiodegradabilityofwastewaterwasinvestigated,withtheozonedosageof4mg/L,TOC/UV254ratiowasincreasedby80%.ThetreatmentefficiencyofO3/BACandBACmethodswerecompared,TOC,CODMn,UV254andNH3-Nremovalef-ficiencyofO3/BACmethodwere11.9%,13.4%,6.5%and5.3%,respectively.Keywords:　O3;BAC;advancedtreatment;recirculatingaquaculturewastewater　　“、”,[1-4]。,,,。、,、。,。/、、,、,,[5-9]。,,/,。1　1.1　循环水养殖系统。20081,5。1。1　Fig.1　Schematicdiagramofrecirculatingaquaculturesystem(RAS)1.2　实验装置　　,20086～11,24～31℃。,。2。Ⅰ(2(a)):,,95L。SOZ-10C,,3.5L/min,0～10mg/h。Υ200mm×·6·　　31　10　200910DOI:10.15985/j.cnki.1001-3865.2009.10.0031　Table1　Qualityofrawwater/(mg·L-1)UV254/cm-1TOC/(mg·L-1)/(mg·L-1)/pH12.48～16.640.21～0.4110.18～22.257.83～12.3153～657.10～7.8014.560.3116.2210.07597.452000mm。,4mg/L。Ⅱ(2(b)),Ⅲ(2(c))。PVC(Υ200mm×2000mm),ZJ-15,1mm,2～3mm,450kg/m3,(HRT)20min。2　、/Fig.2　SchemesofO3,BACandthecombinedO3/BACtreatment　　2,,,HRT20min,,25～30℃。。35d,、,,。　　,,,,。,。,;,,。1.3　实验设计2:1,(2(b))。2/,(2(a)),,(2(c))。2,95L,,2h。2,。1.4　测试方法;;0.45μm,1cm,254nm(UV254);ShimadouTOC-5000(TOC);,420nm;。1。2　2.1　臭氧化对水体可生化性的影响　　TOC/UV25430cm·mg/L,[10]。,TOC/UV254,3。3,TOC/UV25438.8cm·mg/L,,150min,TOC/UV25470.0cm·mg/L,TOC/UV25480%,。(BDOC),BDOC,BDOC[11]。3　TOC/UV254Fig.3　EffectofozonationonTOC/UV254·7·　/2.2　有机物去除效果的比较/2TOC、UV25446。46,/TOC、UV254,11.9%、13.4%6.5%。　　45,2TOC、45%,。(8h),2,,2、、。VOLK[12],/,。,,TOC/UV254,,BDOC,,,/。/TOC、57.4%68.1%。　　6,10h,2UV254,UV254,。,UV25434.4%,/UV25467.7%、74.2%,UV254。,,,UV254。/UV254,6.5%。UV254,,,。WANG[13],UV254,,。　　,,,,。,,,,/·8·　　31　10　200910。2.3　氨氮处理效果的比较7,26h,70%。,,6h/,1mg/L,。,,15%,,[14]。,。/(96.0%)(90.7%)。[15]。7　/Fig.7　NH3-NremovalduringBACandO3/BACtreatment3　　(1)/,TOC、UV254,11.9%、13.4%6.5%。　　(2)/,96.0%、90.7%。。　　(3),。　　(4)/,,,。　　(5)/,,,。:[1]　KRUMINSV,EBELINGJ,WHEATONF.Part-dayozonationfornitrogenandorganiccarboncontrolinrecirculatingaqua-culturesystems[J].AquaculturalEngineering,2001,24(3):231-241.[2]　COLTJ.Waterqualityrequirementsforreusesystems[J].Aq-uaculturalEngineering,2006,34(3):143-156.[3]　,.[J].,2004,11():96-101.[4]　,,,.[J].,2005,29(5):719-723.[5]　,.[M].:,2003.[6]　RIVASFJ,BELTRANF,GIMENOO,etal.Stabilizedleachates:ozone-activatedcarbontreatmentandkinetics[J].WaterResearch,2003,37(20):4823-4834.[7]　WILLIAMSMD,PIRBAZARIM.Membranebioreactorprocessforremovingbiodegradableorganicmatterfromwater[J].WaterResearch,2007,41(17):3880-3893.[8]　,.[M].:,2001.[9]　,.[M].:,1999.[10]　,,,.[J].,2007,23(23):79-81.[11]　NISHIJIMAW,MUKAIDANITF,OKADAM,etal.DOCremovalbymulti-stageozonation-biologicaltreatment[J].WaterResearch,2003,37(1):150-154.[12]　VOLKC,RENNERC,ROCHEP,etal.Effectsofozoneontheproductionofbiodegradabledissolvedoganiccarbon(BDOC)duringwatertreatment[J].ScienceEngineering,1993,15(5):389-404.[13]　WANGShutao,MAJun,LIUBaicang,etal.Degradationchar-acteristicsofsecondaryeffluentofdomesticwastewaterbycom-binedprocessofozonationandbiofiltration[J].HazardousMa-terials,2008,150(1):109-114.[14]　,,,.O3—GAC[J].,2007,33(8):30-33.[15]　,,,.[J].,2007,29(11):862-866.编辑:陈泽军　(:2009-05-07)“”!200992,,,。,,。,、、、、、、8,《》。4,,、、,,;、,;,。(摘自《国际金融报》2009-09-03第1版)　　·9·　/