MBR出水氯-紫外-臭氧单独与组合消毒

811Vol．8No．11201411ChineseJournalofEnvironmentalEngineeringNov.2014MBＲ、、11*221．1000242．100124、2MBＲTHMs。25mJ/cm23mg/L、6mg/L4mg/L2《》GB/T18920-2002。THMs。THMs4mg/LTHMs14.11μg/L37.19%。X703A1673-9108201411-4681-06DisinfectionofMBＲeffluentsbychlorinationultravioletirradiationozonationandcombinationtechnologiesLiXinwei1LiKuixiao1ZhengXiaoying2WangJianlong21．ＲesearchandDevelopmentCenterBeijingDrainageGroupCompanyLimitedBeijing100024China2．KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentＲecoveryEngineeringBeijingUniversityofTechnologyBeijing100124ChinaAbstractTheobjectiveofthisworkwastoinvestigatethedisinfectioneffectivenessofseveraltechnolo-giesi．e．chlorinationultravioletUVirradiationozonationandthecombinationchlorinationwithUVirra-diationorozonationontheremovalofindicatormicroorganismsandtheformationoftrihalomethanesTHMsrelatedtoavailablechlorinedosagefromapilot-scaleMBＲeffluents．Thecombinationtechnologiesexhibitedmuchhigherdisinfectioneffectivenessthanthatofsingleone．ThetotalcoliformofdisinfectedMBＲeffluentsdis-infectedinbothUV-chlorinationcombinationprocessatanUVdoseof25mJ/cm2andanavailablechlorinedoseof3mg/Landozonation-chlorinationcombinationprocessatanozonedoseof6mg/Landanavailablechlorinedoseof4mg/LcouldmeettherequirementofＲeuseofUrbanＲecyclingWater-WaterQualityastandardforUrbanMiscellaneousWaterConsumptionGB/T18920-2002．TheconcentrationofTHMsincreasedwiththeincreaseofavailablechlorinedosage．IncomparisonwithUV-chlorinationcombinationprocessozona-tion-chlorinationcombinationprocesscouldeffectivelyreducetheTHMformation．．TheconcentrationofTHMswas14．11μg/Latanavailabledoseof4mg/Lwhichdecreasedby37.19%comparedwithchlorinationdisin-fection．Keywordschlorineultravioletozonationtrihalomethanes5117824220120953-32013－10－272014－02－281981～。[e-mail]*[e-mail]、1。MBＲ、。THMs。8、2、3。。THMs、4。5。MBＲ、2THMsMBＲ。11．1、1AtlanticMP13AUV1.97L。3.7WUV20mW/cm2D=I·tDmJ/cm2ImW/cm2ts15、20、25、3035mJ/cm2。250L10min8～60g/m3HareEG-600Jit-sugyoD=Q·cDmg/LQm3/hcg/m32、4、6、810mg/L。10%1、2、3、45mg/L。0.5h、。=log10NN。3。1．2MBＲ20～300.24～0.42NTUUV2540.11～0.13/cmDOC4．85～7.77mg/L22～109×103CFU/mL100～900×103CFU/L100～560×103CFU/L。1．3、。1、Fig．1SchematicdiagramofchlorinationUVandO3disinfectiontestdevice286411MBＲ、、THMsEPAstandardmethods6232BLLE-GC/MS。HP-5。200℃70eV。He1ml/min。40℃3min10℃/min95℃25℃/min200℃3min。230℃。150℃。EI。SIM∑SIM83、85、87、∑SIM83、85、87、129、47、∑SIM127、129、131、48、79、∑SIM171、173、175THMs。22．1HOClHOCl。2a。5mg/L、3.06×107CFU/L、1．7×105CFU/L4×105CFU/L1800CFU/L、78CFU/L52CFU/L4。5mg/L、50CFU/L。CUV-C254nmDNADNAＲNADNA。ＲNA。、。2b35mJ/cm2、1．28×108CFU/L、3．28×105CFU/L2．15×105CFU/L1550CFU/L、271CFU/L80CFU/L534。2、Fig．2ＲemovalofdifferentchlorineUVandO3dosagealoneonmicroorganismMBＲ、UVUV6。。2cCOD、NO－2-N、7。6mg/L10mg/L、2.15×107CFU/L、1．48×105CFU/L2×105CFU/L350CFU/38648L、350CFU/L145CFU/L3。、8。MBＲ、、。、3。2．229。25mJ/cm21、2、34mg/L。10。6mg/L1、2、34mg/L23。32Fig．3Ｒemovaloftwokindsofcombinationprocessonmicroorganism3a。、3.8×106CFU/L、5．5×105CFU/L2．2×105CFU/L5050CFU/L、508CFU/L415CFU/L3mg/L、2CFU/L3CFU/L《》GB/T18920-20024mg/L。。。11。3b。。、7.5×106CFU/L、6．1×105CFU/L3．05×105CFU/L5．35×105CFU/L、7600CFU/L6050CFU/L4mg/L、2CFU/L1CFU/L《》B/T18920-2002。。23mg/L、4mg/L2《》GB/T18920-2002。2．3THMsMBＲTHMs12。486411MBＲ、、1314。42THMs。42THMsFig．4InfluenceofdifferentavailablechlorinedosageonformationofTHMsinchlorinealoneandtwokindsofcombinationprocess4aTHMs5mg/LTHMs30.79μg/LTCM23.62μg/LTHMs76.71%THMs15BDCM4.07μg/LDBCM3．10μg/LTBM2μg/LTHMs。4bTHMsTHMs。THMs。7cTHMs。。THMsTHMs。4mg/LTHMs14.11μg/LTHMs37.19%。MBＲ。DBPs4THMsTCM、DBCM、BDCMTBM60、60、100100μg/L16。2THMs。31、、。2、。25mJ/cm23mg/L、2CFU/L3CFU/L、6mg/L4mg/L、2CFU/L3CFU/L2《》GB/T18920-2002。3THMs5mg/L58648THMs30.79μg/L。THMs4mg/LTHMs14.11μg/LTHMs37.19%。1·．—．2003232196-200MoLiHuangXiaDilibaerS．Operationcharacterofmembranebioreactorintreatingthewaterofmicro-pollutedwatersource．ChinaEnvironmentalScience2003232196-200inChinese2HaiderT．SommerＲ．KnasmullerS．etal．GenotoxicresponseofAustriangroundwatersamplestreatedunderstandardizedUV254nm-disinfectionconditionsinacombinationofthreedifferentbioassays．WaterＲesearch200236125-323．．2006221746-49ZhangYongjiLiuWenjun．InfluencesofUVDisinfectiononE．coliactivityduringphotoreactivation．ChinaWater＆Wastewater2006221746-49inChinese4．．2013772414-2418LiFangLuSaoming．Influenceofdifferentdisinfectingmodesondisinfectionefficiencyofoutletwaterfromsandfilter．ChineseJournalofEnvironmentandEngineering2013772414-2418inChinese5．．201228782-84GongFeitengLiXinweiZhangJinghuietal．Optimiza-tionofreclaimedwaterdisinfectionprocess．ChinaWater＆Wastewater201228782-84inChinese6．MBＲ．200723547-49YuDandanZhangGuanghuiZhangFengetal．StudyondisinfectionofMBＲeffluentbyultraviolet．ChinaWater＆Wastewater200723547-49inChinese7．．201036419-23WangXiangyongChenHongbinＲuanJiuli．Progressonwastewaterandreusedwaterdisinfectionbyozone．Technol-ogyofWaterTreatment201036419-23inChinese8．．20082116-18JiangYiyuanKeZhenshanZhangYuetal．Studyondisinfectionproblemsinmunicipalwastewaterreclamationtreatmentprocess．ChineseJournalofEnvironmentandEn-gineering20082116-18inChinese9．．200723