东深原水生物硝化工程试运行小结

ÓÓ,400m3/d,,,75%,10,0O19651998,108135m3,27152m3,180,90,,,,,,,,1997,,199815,,19981228,1,400m3/d,4613m3/s,24h,1617m3/h:,,,,(1)31615m200m,6133m2,,625m,27m,215,,,61m10m(2),188m,41m,6012m,5,10m,615m,46164m1910m::55140min;:3913min;:318m;:310m;:11Vol126No12200012,,,:=1210m2510m317m,20,6120,1400t,YDT,,,,,YDT,,7111%,1017m3,,,,250m,DN50017m200mm,100mmABSHV2TURBO6KA44SV2GL225,550kW,55516m3/min,63300kW221119981124,,1124121,,1226121,8,DOpHNH3-NNO-3-NCODMnSS821111,320m3/d(13133m3/h),,19981212,21112,,,,,,,21113,,,6,,62Vol126No1220002111311199812127,131NH3-N/dNH3-N/%/dNH3-N/%/dNH3-N/%101351011188194310820.991110.642042.5830.331212.982141.9840.001314.002242.4350.001416.92358.362.81521.182444.472.211620.282563.1581.011714.492664.0294.731829.272774.073NH3-N3,,,,,;10d,,;,,20%,,,,84%,74107%,,2111312,199812128(24),2,,,,,2NO-3-N/dNO-3-N/mg/L/dNO-3-N/mg/L/dNO-3-N/mg/L10.006110.191210.73020.010120.163221.07530.008130.213231.10040.009140.204241.52750.005150.327251.91460.005160.357261.97070.005170.730272.10480.007180.728282.58590.014190.767100.095200.7164NO-3-N2111313DOpH,DOpH(56)5DO6pH5,,16,,,,,DO,,Vol126No1220003DO6,,,,pH2111314,,,777,,322,42016,,101513,17,,,,,,,,,,,,,,,,,,212,,,19996,71076m3,47514m3,,9011%,1237164t,10196t,21211(1),6(2),6(3),1520cm,(4),,,,,,,,;,,,,(5),,,,199945,,521212,,,,,,,,,,,,,3,199812,,;5,,;63,,,,,,212134Vol126No1220003NH3-N1998199912123456/m310172.59768.18848.011552.210591.510589.69228.1/t84.75163.85170.45243.63216.16137.76221.04/kg2734479560877859720544447063.6/kg83637560760998668837896210956.0/%30.464.480.171.066.233.961.1/%74.183.590.185.085.063.483.04NO-3-N/mg/L19981999121234560.6861.2460.7380.6510.7631.2380.9751.492.9752.6422.9152.9522.5783.392NO-3-N0.8041.7291.9042.2642.1891.342.4234,1999238011%7110%,2164mg/L21915mg/L21214,,55,11,,3,:,,,CODMn10,,51998199912123456DO/mg/L3.964.144.163.402.882.222.13DO/mg/L9.288.517.287.707.007.646.40/m3362.8336.6360.3359.8342.5363.0435.1/m3328.2315.1316.0372.7353.1341.6308.01.131.141.170.980.981.111.45,,,,,,,:518021O:[phone]:1999O10O28Vol126No1220005WATER&WASTEWATERENGINEERINGVol126No12February2000CONTENTSCommissioningOperationofBiologicalNitrificationProcessofDongjiangRawWaterTreatmentYeXuquanetal(1)Abstract:TheslightlypollutedrawwaterofDongjiang2Shenzhendivertingcanalistreatedbybiologicaldenitrifica2tionprocessnamelybiologicalcontactoxidationwithdesigncapacityof4millioncubicmetersperday.Throughhalfyearofcommissioningoperationaremovalratioupto75%ammonianitrogen,andalsodifferentlevelsofdegradationforoth2ertenindicatorshavebeenobtained.Theexpectedtargetindesignstagehasbeencompleted.Itisbelievedthatthisprocessissuitablefortherawwaterinthiscase.OperationofA2/OProcessinBaodingMunicipalWastewaterTreatmentPlantTongEncongetal(6)Abstract:TheoperatingstatusandprocesssettingoftheA2/OprocesstoremovephosphorusinBaodingMunicipalWastewaterTreatmentPlantarepresented.Theproblemsariseninbiologicalphosphorusremovalprocessarediscussedandtheseshallbehelpfultofurtherexplorethepracticalmethodsandmeasurestoimprovethephosphorusremoval.ApplicationofABProcessinMunicipalWastewaterTreatmentZhengQin(9)Abstract:TheprocessschemeandperformanceofaGermanwastewatertreatmentplantinamedium2sizedcityFrefeld,Nordrein2Westfalenarepresentedinthispaper.FormationandControlofFoaminActivatedSludgeProcessDingFengetal(13)Abstract:Theresearchesontheformationmechanism,influencefactorandhazardsoffoamprobleminactivatedsludgeprocesshaveshown,thatitismainlycausedbyexcessgrowthofNocardiaamarae,Nocardiapinensis,MicrothrixparvicellaandActinomycetesandintentlyrelatedtothecircumstancefactorssuchasthetemperature,pHvalue,F/Mratio,thekindsofbenthonicsubstancesandtheoperatingconditionsoftheactivatedsludgesystem.ThefoamcontrolmeasuresliketheMCRTcontrolandbio2selection,SFWtechnology,classifiedselectorandchemicaldosagehavebeendevelopedonthebasisofkineticofactivatedsludgeandthetheoryandpracticeofsludgebulking.StudyonOperatingParametersofAerationTankinAerobicSelectorProcessLiCaibinetal(17)Abstract:Thisresearchcomparedtheinfluenceofaerationtankoperationparameterssuchashydraulicretentiontime(HRT),sludgeretentiontime(SRT)etc.inaerobicbiologicalselectoronCODremovalefficiency,sludgesettlea2bilitywiththatinthecompletemix2activatedsludgeprocess(CMAS).Researchontheworkingmechanismofaerobicbiologicalselectorwasdonethroughsludgeabsorptiontestofsolubleorganicmatterandkineticparametersanalysis.Toattainthesameeffluentquality,SRTandHRTfortheaerobicbiologicalselectorprocessareshorterthanthatforCMASprocess.AerobicselectorprocesscancontrolfilamentousbulkingefficientlyunderlowF/Mcondition.Butithasafail2uretendencyunderlongSRTcondition.StudyonApplicationofNanofiltrationMembraneinDrinkingWaterTreatmentHouLianetal(21)Abstract:Thispaperintroducedtheconceptionandtheisolatedmechanismofnanofiltration.Apropertycompari2sionwasmadebetweentheNF1andNF7usingtheequipmentdesignedbytheauthors.EffectofMicrobialRespirationontheOxygenTransferinAerationSystemGuoJinlongetal(24)Abstract:BasedontheanalysesoftheexperimentaldataofAnand,itwasconsideredthatinaerationsystemsth