好氧顆粒污泥的優(yōu)化培養(yǎng)研究.pdf

1、學(xué)校代號(hào)：學(xué)號(hào)：密級(jí)：10532s03032032湖南大學(xué)碩士學(xué)位論文Y892320好氧顆粒污泥的優(yōu)化培養(yǎng)研究主焦由語厶蛙各；基建進(jìn)昱!!巫筵名丑驅(qū)猛；壘41明煎握埴差望焦；塑商態(tài)堂堡撞登堂當(dāng)工程堂醫(yī)坐蟲盔些盔堂資源蘭豎撞堂瞳童些務(wù)整；巫搓工捏縫塞握窒旦塑12QQ生g目2S旦迨塞簦整目塑；2QQ生5劇12目簦盎委雖盒圭顯；重送生煎援好氧顆粒污泥的優(yōu)化培養(yǎng)研究ABSTRACTWateristhevaluablenaturalresourc

2、esformankind’SsurvivalanddevelopmentAtpresent，chinafacesamoreseriousproblemofwaterpollutionThemainfeaturesofthewaterpollutionisorganicpollutionandnutrientoverenrichmentofwaterbodiesForalongtime，thecitysewagetreatmenttake

3、removestheorganicmatterandthesuspensionasagoalThemajorityofnitrogenandphosphorusstillexistedintheprocessingwaterdispersesintothewaterbodytocausethepollutionTherefore，thepurposeofnitrogenandphosphorus’removalistocontrolnu

4、trientover—enrichment，whichhasbecomeamajorobjectiveofnationalwaterpollutioncontrollingStudieshighlyeffectiveandeconomicalsewageremovalcraftandmethodtodephosphorizeanddenitrifyalsobecomesattentionhotspottovariouscountries

5、sewagetreatmentdomainBasedonthelatestresearchfindingsonaerobicgranularsludgeinbothdomesticandabroad，intheSBARreactorgraduallydecreasesthesludgesettlingtimetocreatethechoicepressuretaiseaerobicparticlessludge，studiesvacci

6、natesthesludgeanddifferentFe2intheSBARsystemhaveanyeffectontheraiseofaerobicgranularsludgeAftersuccessfullycultivatingaerobicgranularsludge，studiesthenitrogenremovalcharacteristicofaerobicgranularsludgeTheexperimentalres

7、ultsshowthatgraduallyreducingsludgesettlementtimecauincreasesludgecriticalsubsidencespeedTakeordinaryactivesludgeandanaerobicparticlessludgeasvaccinatedsludgecanformaerobicgranularsludgeofexcellencesubsidenceperformanceA

8、erobicparticlessludgeoutwardappearanceisorangeyellow、particlediameterconcentratein05—10ramSludgevolumeindexSVIis20—270ml／g，MLSSis60007000mg／LTheparticlesludgehasgoodhydraulicstrength，highervolumeloadandgoodsubsidenceperf

9、ormance，andalsohaveverywellremovalcapacityinthesanitarysewagenitrogenaswellasCODInordertomaintainsthecertainwaterpowertocutintheraiseprocess，theexperimentcarriesonintheSBARsystemResearchwasconductedunderthemovementcondit

10、ionofroomtemperature，pHvalueis78，aerobicresponded240min，anaerobicresponded90minThroughcomparedifferentparticlessludgethattakedifferentvaccinationasamudtofoundthatmixedtraditionalactivatedsludgeandanaerobicsludgeparticles