倒置A2OMBR工艺处理农村黑臭水体的研究陈欣仪

26120192JOUＲNALOFDONGGUANUNIVEＲSITYOFTECHNOLOGYVol．26No．1Feb．20192018－09－091991—。[e-mail]。A2/O-MBＲ523009A2/O-MBＲ。0.75m3/hCODCr、、TNTP84.90%、96.42%、30.22%47.75%《》GB18918－2002A。。。A2/O-MBＲX522A1009－0312201901－0063－06。。85.7%ⅤⅤ。《》《》202010%。。。A2/O-MBＲ。。11.1A2/O-MBＲA2/O-MBＲ1A312L3、－MBＲ。10－MBＲ。DN65mm*400mm。A2/O-MBＲ。1－3。、1.6mm*1.0mm*2.0mmφ=5mm、φ=100mmφ=DOI:10.16002/j.cnki.10090312.2019.01.01264201920mmh=20mm。MBＲ12PTFE0.1～1μm0.4m216.7L/m2·min－115～30min10s。1A2/O-MBＲ1.250%MLSS12000mg/L。3.2km5～10m1m。CODCr、BOD5、、140.71mg/L、45.03mg/L、24.42mg/L、26.14mg/L0.86mg/L。1.313～24℃DO0.5～0.7mg/L3.0～4.0mg/L10～15d。0.5m3/h0.75m3/h、1.0m3/h。、pH、DO、CODCr、5d。1.4《》1。1CODCr5B－3BV85B－3BV85B－3BV85B－3BNDZB－718－APHDZB－718－A21A2/O-MBＲ652.1A2/O-MBＲCODCrCODCr2。2CODCrCODCr75.25～181.7mg/L136.15mg/LCODCr13.29～64.17mg/L28.75mg/L77.50%。CODCrCODCr《》GB18918－2002A。CODCr。0.5m3/h0.75m3/h1.0m3/h。0.75m3/hHＲT15.5hCODCr22.60mg/L84.90%。4。21.0m3/hCODCrCODCr。CODCr。CODCr。MBＲ5CODCr。2.2A2/O-MBＲ3。8.58～29.93mg/L23.79mg/L0.23～22.25mg/L5.18mg/L74.07%。。0.75m3/hHＲT=15.5h27.23mg/L0.74mg/L96.42%。1.0m3/h0.5m3/h。6620193。0.75m3/hHＲT=15.5h90%《》GB18918－2002A。MBＲMLSS6。1.0m3/h15℃。2.3A2/O-MBＲTN4。4TN20.62～33.58mg/L26.95mg/LTN15.74～26.80mg/L21.17mg/L16.51%。0.5m3/hTN24.05mg/L21.52%0.75m3/hTN30.22%18.80mg/L。1.0m3/hTNTN20.66mg/L11.06%。34TN。TN90%1A2/O-MBＲ67。BOD5/TN2BOD5/TN47－8。。TN9。TN。2.4A2/O-MBＲTP5。5TP0.60～1.93mg/L0.89mg/LTP0.32～1.42mg/L0.62mg/L30.48%。。0.5m3/hHＲT=23.2hTP0.88mg/L34.23%。0.75m3/hHＲT=15.5hTP47.75%0.42mg/L。1.0m3/hTP。。。。1mg/L10。11。31A2/O-MBＲ。0.75m3/hHＲT=15.5h、、TNTP84.90%、96.42%、30.22%47.75%《》GB18918－2002A。2A2/O-MBＲ34.13%。682019。3。。4MBＲ。。。。1ＲAV-ACHAC．ThereactionsofchlorinedioxidewithaquaticorganicmaterialsandtheirhealtheffectsJ．WaterＲesearch198418111329－1341．2ＲAV-ACHACBLITSＲ．ThedifferentreactionmechanismsbywhichchlorinedioxidereactwithpolycyclicaromatichydrocarbonsinwaterJ．WaterＲesearch198519101273－1281．3．D．1999．4．J．201641331－1340．5．MBＲJ．2017224－29．6．MLSSJ．20116732－734．7．M．2001．8．M．2001．9．J．2017464－67．10．A2/OA2/OJ．20151501－505．11．、pHJ．2013368－70．TreatmentofＲuralBlackandOdorousWaterbyＲeversedA2/O-MBＲProcessCHENXinyiDENGJiefanZENGCaimingHEJuecongInstituteofEnvironmentalScienceＲesearchDongguan523009ChinaAbstractAninvertedA2/O-MBＲprocesswasusedtotreattheblackandsmellywaterinruralareas．Theremovaleffectofpollutantsinthewastewaterwasstudiedundertheoptimumoperatingconditions．Thestudyshowsthatwhenthewatertreatmentvol-umewas0．75m3/htheoptimalremovalefficienciesofCODammonianitrogenTNandTPwere84．90%96.42%30.22%and47.75%respectively．BesidesthequalityofeffluentcanreachACriterionofDischargeStandardofPollutantsforMunicipalWastewaterTreatmentPlantsofGB18918－2002．Duetoinsufficientcarbonsourceinthesystemthedenitrificationwasincompleteintheanoxictank．ThusAlargeamountofnitrateflowedintotheanaerobictankandinhibitedphosphorusreleaseprocessresul-tinginpoordenitrificationandphosphorusremoval．Thereforethispaperproposestoimprovetheeffectsofnitrogenandphosphorusremovalbyaddingexternalcarbonsourceandchemicalreagents．KeywordsblackandodorouswaterreversedA2/O-MBＲprocessdenitrificationandphosphorusremovaldenitrification