Sludge concentra_省略_mance of UNITANK_

Avsilsbloeni!nsGtWWW.SCi6nCGdi旧ot.COm咖翩分沪嘴徽脚毋群SCien优Di陀CtJoumlaoEfnv的nemnltaSeiensee19(2)X(7)141一417JOURANLOFEINVRNOMETANLEEISSNCCISSN1001一0742CN11·6922尹XWWWJ:SC·留·nConnccetraitondynamicidstributionnaidtsimPcatonthePerofrmonceafUNll’ANKZHANFGa一gnel,LluJun一xinl,’,SulJunZ1.Resea麟〔触月etrforE’”疮湘,iornmenatlcSiences,hCineseAe口de娜ofsclence又Beijng]侧刀召民hCina.-Email:Dusrinzh@2匆.ner2.Gua昭zhouMuniciPalnEgineer功9DesignandResea滋nIsittute,Gau昭zhou多I次巧0,hCinaReceived3MarchZ《X巧:vreised11MayZ《X拓:accePted29MayZ《X巧AbstmCtUNITANK15abiologieiawastewatertreatmentProcesshtateombinestheadvantagesoftraditionalactivatedsludgeProcessandsequeneingbatehreactor’which15idvidedinto毛现kA,BandC.Inthisstudy,htesludgedisitrbotionanditsimPactonpedbnnaneeofUNITANKwere别riedoutinLiedeW血stewaterPlant(WWTP)ofGuangzhou,China.ResultsshowedhtatheterwasasotrngiafliationbetweenaTnkAandBofhtesysetminsludgeeoneentrationidsitrbution.TheinitialsludgeeoneentrationinaTnkAeouldPersenthtesludgeidsitrboitonofhetwholesysetm.hTesludgedisitrbotionwasmianlyinflueneed勿hydrauliceondition.UnsteadysludgedisitrbotionhadanimPactonviarationsofsubstratesineractors,espeeiallyindeeisivereactor,andtihseouldleadtoiafluerofsysetm.SettlereouldPartiallyermovesubstratessuehasCODandN03一N,buttherewasedventuerofsludgedeteiroartion.Therationalinitialsludgeeoneentratlonin毛mkAshouldbe40(准巧0(刃m留LMLSS.eKywords:UNITANK:sludgeeoneentration:dynanuedisitrbution;in一PocressstudyIntmdUCtionUNIATNK15abiologiealwasetwaetrtreatmentPro-eesshtateombineshteadvanatgesoftradiitonalaetivatedsludgeProeessandsequeneingbaetheractor(SBR).It15oneereantgulareraetorwhieh15dividedintothreetanks,namedasaTnkA,BandC(iFg.l).hTevolumesofhtehtereantksaersameandeachantk15equiPPedwihtaeraitonandagitaitonsysetms.hTeProeesswokrsaeeordingtoaeyelieoPeraiton,ofwhiehaTnkBwokrsaseraetoronly,几nkAandCaseithereractororsetle.rhTehteretanksaereonnecetdwihteachohterbyPIPeformbotomorviaPeirbratedwall.hTewasetwater15fedotaTnkA,BandCaletmiatvelyandhteeleanedwaetr15disehagredform毛川kCorA.hTeeraernoP