AA2O工艺脱氮除磷参数调控及运行效果分析赵蓉

。ρTP＞0.02mg·L-1ρTN＞0.2mg·L-1。。。GB18918－2002[1]。--A2/O、、[2]。A2/OA2/O、A2/O、A+A2/OUCT、MUCT[3]、JBH。A+A2/OA2/O[4]。A+A2/O。139141.5213200420061120m3A+A2/O1。A2/ONOx-NA+A2/O123451.5106412.5100063.5106404.5100065.510627A+A2/O。100%100%。A+A2/O。A+A2/OX703.1A1000-3770(2012)04-0118-0042011-09-09“”2006BAJ04A12[e-mail][e-mail]1Tab.1DesignofinfluentandeffluentqualityofLiedeWWTPCOD/mg·L-1BOD5/mg·L-1≤270≤40≤140≤20≤180≤20≤25≤8≤30≤20≤4≤0.5ρ/mg·L-1SSNH3-NTNTP38420124TECHNOLOGYOFWATERTREATMENTVol.38No.4Apr.,2012118DOI:10.16796/j.cnki.1000-3770.2012.04.031[5]15.11%10%～30%70%～90%。[6]。。1。23SS。2SS[1]。GB18918－20022006ρ(TN)≤15mg·L-1ρ(TP)≤0.5mg·L-1Aρ(TN)≤20mg·L-1ρ(TP)≤1mg·L-1B[7]。COD、BOD、SS、。。。2.112。2TNTPTNTP[8]TN。250%～70%、[9]90%。2TPNO3--NTP0.69mg·L-1TP69.60%NO3--N[10]。2.2NOx-N05101520253035-505101520
/d404550556065707580 /%2aTN2Fig.2Thenitrogenandphosphorusremovalefficiencyatlowtemperature0510152025303505101520
/% /d90929496981002bTP1A+A2/OFig.1FlowchartofA+A2/Oprocess
 A+A2/O119。23。3TP95%100%60%10%。A2/OG=R/1+RGR。G=0.12+0.18R/(1+R)[9]。200%[11]。100%。2.3。34。4TN57.34%63.07%、64.26%。TPTPTPTP150%TP85.82%。NO3--N[12]100%。2.4、。、、、。F/M。4aTN05101520253035404550406080100120140160
/%/% /d30354045505560657075804Fig.4Thenitrogenandphosphorusremovalefficiencyatdifferentsludgerecycleratios4bTP05101520253035404550406080100120140160
/d/%707580859095100105 /%3aTN05101520253035404550556065556065707580859095100105
/%/d2030405060708090 /%05101520253035404550556065556065707580859095100105
/%/d /%7075808590951001051103Fig.3Thenitrogenandphosphorusremovalefficiencyatmixedliquorrecycleratios3bTP384120。[13]BOD50.1～0.15kg·kg-1·d-1。。4mg·L-1、0.2mg·L-1。。8～15d9.3d、、。35。5TN56.66%TP94.62%TP。TP。GB18918－2002。4A+A2/O。COD16790t·a-1BOD8760t·a-1SS11680t·a-1NH3-N1241t·a-1TN730t·a-1TP255.5t·a-1。[1],,.[J].,2008,34(3):7-11.[2],,,.A2/O[J].,2003,29(3):22-26.[3]VaiopulouE,AivasidisA.AmodifiedUCTmethodforbiologicalnutrientremoval:configurationandperformance[J].Chemosphere,2008,72(7):1062-1068.[4].A2/O[J].,2003,19(8):81-83.[5],,,.A2/O[J].,2009,32(12):138-141.[6],,,.A-A2/O[J].,2008,24(23):16-19.[7]GB18918－2002[S].[8],.A2/O[J].,2009,25(24):86-90.[9],,.A2/O[J].,2000,26(6):7-10.[10],,.A2/O[J].,2009,28(11):2068-2071.[11],,.A2/O[J].,2008,34(5):539-543.[12],,,.A2/O[J].,2010,33(2):142-145.[13],,.A2/O[J].,2006,32(8):37-39.5aTN050100150200250300350400101520253035404550
(TN)/mgL
/d01020304050607080/%5Fig.5Thenitrogenandphosphorusremovalefficiencyofprocessannually5bTP050100150200250300350400024681012
/%
(TP)/mgL/d020406080100125A+A2/O12160s30s。2.51、31SF41SFδ。30L·m-2·h-1-20～-30kPa。δ95%25～30s。[1],.-[J].,2007.1(1):1-3.[2].[M].:,2006:127-129.[3]KGlucina,AAlvarez,JMLaine.Assessmentofanintegratedmembranesystemforsurfacewatertreatment[J].Desalination,2000,132(1-3):73-82.[4],,.、[J].,1997,23(4):187-193.[5]FangangMeng,FenglinYang,BaoqiangShi,eta1.Acomprehensivestudyonmembranefoulinginsubmergedmembranebioreactorsoperatedunderdifferentaerationintensities[J].SeparationandPurificationTechnology,2008,59(1):91-100.APILOTSTUDYABOUTTHEEFFECTSOFOPERATINGPARAMETERSONTHEIMMERSEDULTRAFILTRATIONMEMBRANE'SFOULINGXiaoYoudao1,ZhangWeijia1,WangDongtian1,ChenJie2，NiuHuanjing2，ZhouYing1(1.SuzhouInstituteofScienceandTechnology,KeyLabofEnvironmentalScienceandEngineeringofJiangsu,Suzhou215011,China;2.SuzhouLitreePurifyingCo.Ltd.,Suzhou215152,China)Abstract:ApilotstudyonthetreatmentofTaiHuLakewasconductedbycoagulation-floatationmovablehoodfilter-immersedultrafiltrationprocess.Theeffectsofdifferentfiltercycle,aerationtime,gas-waterratio,differentfluxandthedischargingtimewereinvestigated.Theresultsshowedthatwhentherawwaterwereinhighalgaeandtemperature,theconditionsofthefiltercycleof1.5h、theaerationtimeof30s、thegas-waterratiobetween41～51、thefluxof30L·m-2·h-1、thedischargingtimebetween25～30scouldalleviatethemembranefoulingwell.Keywords:immersedultrafiltration;filtercycle;aerationtime;gas-waterratio;flux;dischargingtimeANALYSISONCONTROLOFPARAMETERSANDRUNNINGEFFICIENCYOFNITROGENANDPHOSPHORUSREMOVALINA+A2/OPROCESSZhaoRong1,ZhouShaoqi2,3,4,WuZhiyan5（1.SchoolofCivilEngineeringandTransportation,SouthChinaUniversityofTechnology,Guangzhou510641,China;2.SchoolofEnvironmentalScienceandEngineering,SouthChinaUniversityofTechnology,Guangzhou510006,China;3.StateKeyLaboratoryofSubtropicalBuildingScience,SouthChinaUniversityofTechnology,Guangzhou510640,China;4.TheKeyLaboratoryofEnvironmentalProtectionandEco-RemediationofGuangdongRegularHigherEducationInstitutions,Guangzhou510006,China;5.GuangzhousewagetreatmentCo.Ltd.,Guangzhou,510627,China）Abstract:BasedonpracticalrunningconditionsofLiedeWWTPinGuangzhou,parametersofA+A2/Oprocessfornitrogenandphosphorusremovalandrunningefficiencywereinvestigated.First,nitrogenandphosphorusremovalefficiencyatlowt