城市生活污水凈化再用理論技術(shù)研究.pdf

1、河北農(nóng)業(yè)大學(xué)碩士學(xué)位論文城市生活污水凈化再用理論技術(shù)研究姓名：楊文海申請學(xué)位級別：碩士專業(yè)：水利水電工程指導(dǎo)教師：路金喜20050619ResearchonTheoryandTechnologyofMunicipalDomesticSewagePurificationandReuseAuthor：YangWenhaiSupervisor：ProfessorLuJin—xiMajor：WaterResourceandHydropowerE

2、ngineeringAbstractWjfhtheUrbanizationdevelopmentquickeningshortageofwaterresourcebecomesincreasinglyseriousincity；atthesametimemunicipaldomesticsewagedrainageiSbecomingmoreandmore，thejncreasinglyseriouswaterpollutionredu

3、cestheusefunctionofthewaterbodymakingthewaterresourcecontradictionofsupplyanddemandmoresharpIthasbecometheseriOUSrestrictingfactorofeconomicandsocialsustainabledevelopmentTheregenerationandreuseofthemunicipaldomesticsewa

4、geiSoneeffectivewaytodevelopresourcesandreduceexpenditure，lightenthewaterpollutiondegree，solveshortageofwaterresourceinthecityAimingatthepurificationandreuseofmunicipaldomesticsewagethispaperhascarriedouttheresearchofthe

5、oreticaltechnicalaspect(1)111ispaperanalyzesthefeasibilityofmunicipalsewagereuseThroughtheanalysis，indicatedthatmunicipalsewagereuseisreliableinthetechnologyandtheeconomyalliSfeasiblemoreoveritmaybringthenotableenvironme

6、ntbenefit；lIlthewaystoalleviatemunicipalwatershortage，municipalsewagereusemayopenthesecondwatersource，itiseasierimplementandmoreeconomicalthanotherways(2)Throughanalyzingthedischargessituationandcharacteristicofmunicipal

7、domesticsewage，itisdiscoveredthatmunicipaldomesticsewagehasbecomethemajor耐luthegydrccofwaterbodypoliution；Butthepresentpatternthatmunicipalsewageiscentralizedtotheterminalofdrainagenetworktoprocessdonotadaptdomesticsewag

8、etreatmentandreuse，throughcontrastingthecentralismtreatmentandthedecentralizedtreatment，thispaperhasestablishedthefeasiblepatternwhichpurifiesandreusesmunicipaldomesticsewageinoriginalsitefortheresidentialareasunit(3)Acc

9、ordingtothecharacteristicofresidentialareasdomesticsewageandtheprocessrequirementforpurificationandreuse，onthebasisofcomparingthetraditionalbiologicaltreatmentprocessandadvancedtreatmentmethod，thispaperoptimizesthemethod

10、anddesignsnewtechniqueforresidentialareasdomesticsewagepurificationandreuseTheprocessadoptscompoundcoagulantthatmakescoagulationeffectnotableintensifiedMeanwhilenewpatenttechnologyiSadopted，whichimprovesonboththestuffing

11、andaerationdeviceofbiocontactoxidationmethodandtheadsorptioninfiltrationdevicenenewprocesslargelyenhancesthetreatmentefficiencyandeffluentqualityanditisworthyofpopularizingandapplication(4)Throughthecasesofanalogicalproc