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城市污水生物接触氧化法+深度处理工艺设计VIP免费

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中文题目:阜新市城市污水生物接触氧化法+深度处理工艺设计外文题目:FuxinCitySewageBiologicalContactOxidation+AdvancedTreatmentProcessDesign毕业设计(论文)共69页(其中外文文献共15页)图纸共5张完成日期:2015年6月5日答辩日期:2015年6月18日I摘要当今,随着人民生活水平的提高,环境污染日益严重,加强城市生活污水的治理迫在眉睫。现拟建一座阜新市生活污水处理厂,处理规模为60000m3/d。为达到规定的污水排放标准,对比多种工艺后,本设计选用了生物接触氧化法与深度处理相结合的工艺来处理城市污水。该法是现今生活污水处理厂常用的一种工艺。该法流程简单,操作简便,脱氮除磷效果好,省去了污泥回流过程,产泥量少,不易发生污泥膨胀,动力消耗也不高,而且该法对池子的利用率高,节省了基建投资和运行费用。关键词:城市污水;生物接触氧化;深度处理;污泥处理IIABSTRACTToday,withtheimprovementofpeople'slivingstandards,environmentalpollutionincreased,wastewatergovernanceshouldbestrengthenedinimminentmunicipal.NowproposingasewagetreatmentplantinFuxincity,dealwiththescaleof60000m3/d.Toachievetherequiredeffluentstandards,comparedtoavarietyoftechniques,Basedonthepresentdesign,usingbiologicalcontactoxidationprocesscombinedwiththedepthofprocessestodealwithmunicipalsewage.Themethodisamodernsewagetreatmentplantprocessescommonlybeused.Themethodissimple,easyoperation,removalingnitrogenandphosphoruswell,eliminatingsludgereturnprocess,producinglesssludge,lesspronetosludgebulking,andpowerconsumptionisnothigh,andtheutilizationofthemethodofthepondishigh,savingconstructioninvestmentandoperatingcosts.Keywords:municipalwastewater;biologicalcontactoxidation;depthoftreatment;sludgetreatment目录前言····························································································11设计概论···················································································21.1设计任务·················································································21.2设计原则·················································································21.3设计依据·················································································21.4阜新市概况及自然条件·······························································31.4.1阜新市概况············································································31.4.2阜新市自然条件······································································31.5设计水量与水质········································································41.5.1设计水量···············································································41.5.2污水水质和净化要求··························...

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城市污水生物接触氧化法+深度处理工艺设计

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