基于A3O工艺的工业混合污水处理达标技改研究
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2020-03-23 09:20:54
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INDUSTRIALWATER&WASTEWATER工业用水与废水Vo1.48No.3Jun.,2017基于A3O工艺的工业混合污水处理达标技改研究赵有生1,2,3,4,史彦伟1,2,3,4,刘牡1,2,3,4,李凌云1,2,3,4,李传举1,2,3,4,李睿1,2,3,4,阎宝帅1,2,3,4,曹之淇1,2,3,4,李婧1,2,3,4(1.北控水务(中国)投资有限公司,北京100102;2.北京北华清创环境科技有限公司,北京100102;3.北京市再生水水质安全保障512程技术研究中心。北京100102;4.城镇污水深度处理与资源化利用技术国家工程实验室,北京100102)摘要:采用A30工艺和A30一絮凝沉淀工艺处理工业混合污水.探讨达标排放的可行性。试验结果表明.接种原污水厂种泥的A30工艺试验出水与污水厂CASS工艺实际运行情况相同,出水CODo浓度均不达标,对NH!广N无降解能力;接种生活污水厂种泥的A0工艺出水CODo浓度不迭标,但NH厂N最终可稳定达标,置换同样种泥的污水厂CASS工艺,出水COD。浓度不达标,NH一N先降低后升高直至无降解能力。A0一絮凝沉淀深度处理试验结果显示,出水NH3-N、TP浓度可以迭标,CODo的平均去除率为86.2%;SMP分析显示絮凝沉淀后多糖浓度降为0.腐植酸去除率为52%。对AsO进出水及絮凝沉淀出水相对分子质量检测,发现集中在10~104范围内的物质均占60%左右,且不能有效去除,絮凝后出水COD。的平均质量浓度为41.6mg/L,平均去除率为44.2%。关键词:工业混合污水:A0工艺;CASS工艺;接种污泥;水解酸化中图分类号:X703.1文献标志码:A文章编号:1009—2455(2017)03—0026—06ResearchontechnicalrenovationofindustriaImixedsewagetreatmentbasedonA30processZHAOY0u—sheng1,2,3,-,SHIYan—wei1,2,3,-,LIUMu1,2,3,-,LILing—yunl,2,3,LIChuan-ju,,,.,LIRui,,,.,YANBao—shuai,2,。,.,CAOZhi—qi,,,LIJing,,,4(J.Beo'ingEnterprisesWaterGroup(China)InvestmentLimited,Beijing100102,Chino;2.BeijingBeihuaqingchuangEnvironmentalScienceandTechnologyCo.,Ltd.,Bering100102,Chino;3.BeqingEngineeringResearchCenterofReclaimedWaterSecurityGuarantee,Beijing100102,China,4.NationalEngineeringLaboratoryforAdvancedMunicipalWastewaterTreatmentandReuseTechnology,Bering100102,China)Abstract:A0processandAO—flocculationsedimentationprocesswereusedtotreatindustrialmixedsewage,andthefeasibilityofreachingthedischargestandardthroughthetreatmentwasdiscussed.Thetestre—suitsshowedthat,thequalityoftheeffluentwaterfromA0processwhichinoculatedwithsludgefromthesewagetreatmentplantwasthesameasthatoftheefluentwaterfromCASSprocessduringactualoperation,bothofthetwoprocessescouldnotobtainup—to-standardefluentCODoconcentration,andhadnodegradationabilitytoNH3一Neither.UsingAOprocesswhichinoculatedwithsludgefromthemunicipalwastewaterplanttotreatthesewage,theCODoconcentrationintheefluentwatercouldnotreachthedischargestandard;oncon—trary,theNHs-Nconcentrationeventuallyreachthedi
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