污泥臭氧破解及其減量的機(jī)理與效能研究.pdf

1、浙江大學(xué)碩士學(xué)位論文污泥臭氧破解及其減量的機(jī)理與效能研究姓名：汪啟光申請學(xué)位級別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：徐向陽20060501浙江大學(xué)碩士學(xué)位論文AbstractFromthepointofviewofpresenttreatmentanddisposalofsludge，disadvantagesexistinbothtechnicalandfinancialaspectsResearchandapplicationofslud

2、gedisintegrationtechnologyplaysanimportantroleinbiologicaltreatmentofsewageInsludgedisintegrationtechnologiesrelatedtoenhancedcrypticgrowth，ozonationhashJ【ghdisintegrationefficiencywithlowenergyconsumptionandnosecondaryp

3、ollutionThispaperdealswiththeoreticalandexperimentalresearchofozonationsludgereductionMainpointsofthecontentareanalysisofinfluenceofdifferentoperationconditionsondisintegrationandsludgecharacteristicsbeforeandafterozonat

4、ion；analysisofthemechanismofsludgeozonation；establishmentofozonationreactionmodel；analysisofthebiodegradabilityofozonisedsludgeThefollowingresultsareachievedSolidorganicsaremineralizedpartiallyandsomestillexistinthesupem

5、atantTheminimaleffectiveozonedoseandthemaximaldisintegrationefficiencyexistProteinandorganicnitrogenreleasedfromsolidsaremostlymineralizedIntheozonafion，SVIandpHdecreaseThemainproductionofozonationispropionicacidWhenthei

6、nflowgasfluxis90L／h，neutralconditionfavorsthereactionOnthiscondition，hydroxylradicalreactionisthemostimportantmechanisminozonationwhichcontributesto787％particulateCODreleaserateOzonationreactionmodelisestablishedandvalid

7、atedInitozonedoseandOzoneconcentrationaredesiredtobeindependentvariables，andparticulateCODreleaseratetobevariableSludgeozonationdisintegrationefficiencyisshowedtohaveadirectratiowithozonedoseandconcentrationBestozonedose

8、is008903／gSSonexperimentconditionInthebiodegradabilityanalysis，autochonoussubstrateCanbeutilizedasnourishmentofmicrobialEnhancedcrypticgrowththeoryCanbeapplicatedinozonationdisintegrationforsludgereduction，anditisshowedt