復(fù)合式厭氧折流板反應(yīng)器穩(wěn)定性運行的試驗研究.pdf

1、沈陽建筑大學(xué)碩士學(xué)位論文復(fù)合式厭氧折流板反應(yīng)器穩(wěn)定性運行的試驗研究姓名：李佳申請學(xué)位級別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：劉旭東201101碩士研究生學(xué)位論文AbstractIIIAbstractMostattentionhasbeenpaidtotheuseofthatreactsystem.Athoughliteraturesurveyrevealednoresearchofstartup，biologicalacteristicsof

2、anaerobicgranularsludgecontrollingmethods.Particularly，thestudyofhydrolysisacidificationprocesscontrolhavenotenough.ThispaperaboutHABRreactacteristicscontroltechnologyhasbeenrelatedresearchwkonthebasisofexperiment.Inthis

3、dissertation，HybridAnaerobicBaffiedReact(HABR)withfivecompartments.Wastewatermainlyconsistsofindustrialglucose，ureaKH2PO4.ThealkalinityofinletwaterwasadjustedbytheadditionofNaHCO3.ResearchHABRreactaboutfaststart，nmaloper

4、ationdominantpopulationfmation.AfterstabilityoperationofHABR，Thestudiesofhydrolysisaeidifieationprocesscontrollingmethodsinananaerobicbaffledreact.Throughthetestofganicloadsmutations，monitpH、COD、VFA、gasproduction，analysi

5、spurifyfunctionoftheeachcompartmentofanaerobicbaffledreact.Thestudyshowthat：(1)Inmediumtemperatureconditions，usingthewayofaddingalkalinityimprovingtheconcentrationofCODgraduallytostartreact，thatexperienceamonth.Theremove

6、rateofCODupto90%，TheremoverateofCODinthefirstchamberisupto50%.AfterStableoperation，4compartment5compartmentappearblackgranularsludge，TheshapeofgranularsludgeisirregularasglobularSurfaceissmooth.Usingelectronmicroscopetoo

7、bservemicrobesincompartments.Frontcompartmentsmainlyhaveproduceacidbacteria，F(xiàn)rontcompartmentsmainlyhaveproduceacidbacteria，behindcompartmentsmainlyhavemethanogens.Showtheacteristicsofphaseseparationaboutproduceacidphasem

8、ethanogenesis.(2)Thepaperstudiedthecauseacteristicsofhydrolysis–acidificationperiod，putfwardthecontrollingmethodofrecovered.Theresultshowsthat：Thefirstcompartmentloadoverloadalkalinitynotenoughismainlyresoursesofhydrolys

9、is–acidification.Afterreactacidize，pH，COD，alkalinitysludgeineachcompartmentshavedifferentacteristicscomparedwiththenmaloperation.WhenpHdownto3.5～4.5，alkalinityis“0”，TheremoverateofCODis56.21%.Restingbyitselfisverydifficu

10、lt.Usingthemethodsoflowerganicloadingdosingalkalinesubstancestocontrolling.After34d，thereactcannmaloperation.(3)Throughthestudyofganicloadmutations，analysistheacteristicsofPH，COD，VFAalkalinity.Theresultshowsthat：Whengani

11、cloadingchangefrom5kg(m3d)to10kg(m3d)，theactiveofmethanogensisnotbiginfluence.ItisshowthatHABRhavegoodcapabilityofresistantingimpactinshttime.Whenganicloadingchangefrom5kg(m3d)to15kg(m3d)，accumulateVFA，causepHfalls，cause