臭氧主席-Waterex-S.-Baig

OzonebasedtreatmentofMunicipalWastewaters:MicropollutantsRemovalAndOrganicMatterOxidation臭氧在市政污水中的应用：臭氧在市政污水中的应用：去除痕量污染物、氧化有机物去除痕量污染物、氧化有机物Dr.SylvieBAIGIOAPresident国际臭氧协会主席国际臭氧协会主席WWW.DEGREMONT-TECHNOLOGIES.COM2020/3/19WATEREX,BEIJING2Issuesandobjectives挑战及目标Waterqualityandavailabilityaretwocriticalissues水质恶化，水资源紧缺Whyadvancedtreatmentofwastewaters?为什么需要对废水进行深度处理？–Resourcesmanagement:Improvementofdischargequality–水资源管理：提高排放水的水质–Alternativeresource:Wastewaterreuse–资源化利用：废水回用Approachforsustainableuseofwater水资源的可持续发展–Answertowatershortage解决水资源紧缺问题–Controlofenvironmentalandhealthrisks控制环境污染和健康风险Newchallenge:Emergingmicropollutantsremoval新挑战：痕量污染物的去除–Persistenceafterconventionaltreatments传统处理不能去除–Widespreadoccurrenceintheenvironment在环境中普遍存在–Potentialorprovenenvironmentalandhealthrisks已被证实有危害或潜在危害WWW.DEGREMONT-TECHNOLOGIES.COM2020/3/19WATEREX,BEIJING3ApplicationsofozoneorAOPs–Currenttrends当前趋势－应用臭氧或高级氧化PrimaryTreatmentScreening,settling初级处级处理格栅，沉淀，沉淀SecondaryTreatmentBiological二级处级处理生物生物AdvancedTreatment深度深度处理DischargeReuse排放或回用SewageSystem排水系统Ozone,AOPs臭氧，高臭氧，高级氧化氧化MunicipalWasteWaterTreatment市政市政污水处理Ozonation,AOPs(AfterROinadvancedtreatment)TertiaryTreatment三级处理三级处理–Useofphysical,chemicalorbiologicalmeanstoimprovesecondarywastewaterquality.采用物理、化学或生物法对二级出水进行处理提高水质–Mostcommonmethodsincludevariousfiltrationmediaanddisinfection.–现有工艺中多数包括过滤和消毒技术QuaternaryTreatment四级处理四级处理–Useofspecialprocessesforre-purificationofthewater.采用特殊工艺重新制备净水–Includesadvancedoxidation,ionexchange,electro-dialysis,electro-deionization,reverseosmosis,nanofiltration,MF/UF,evaporation/crystallization.包含高级氧化，离子交换，电渗析，电去离子，反渗透，纳滤，微/超滤，蒸馏/结晶–Multi-barrierapproach,RO+oxidation多重过滤，RO＋氧化WWW.DEGREMONT-TECHNOLOGIES.COM2020/3/19WATEREX,BEIJING4Themostpowerfuloxidantavailable可制得的最强的氧化剂Chemistrywithtwopathways两种反应途径–Accordingtomediumconditions(pH,temperature,alkalinity…)–视反应条件（pH，温度，碱度……）–Onorganics,inorganicsandlivingorganisms与无机物，有机物，生物体反应O2ClO2Cl2MnO4-H2O2O3HO°E°(V)1,231,271,361,671,772,072,80Ozonechem