曝气生物滤池技术应用与设计计算

,,,,416,,,,:3410008:[phone](O):2002O2O26,BOD,(BAF),,,(),/(),,11,2040mg/L,(GB8978-96),BOD20mg/L,NH3-N15mg/L,25%63%210313kgBOD/(m3d),NH3-N50%75%,,()(),80%90%11112,V1,V,23,,,,,,,,BOD,,,,,7,,,,4Vol128No17200215©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(10%15%,,,),,101V234()5()67891021123(),11211,(),,,,(100400m2/m3),,,,35mm,115215m,018310m/h,,,,11212,,,,,(1):Q=ASBOD+BPBOD+4157XN/(01301624EA)(1)Q,m3/h;SBODBOD,kg/h;PBODBOD,kg/h;A,BkgBODBOD,m3/kg;XN,kg/d;EA,20%;013;016,11213,,,,(013015m),,,,,,16Vol128No172002©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=Sq1(2)Q;S,m2;q1,1020L/(sm2):Q=Sq2(3)Q;q2,51010L/(sm2)S(2),,:H=h0+h1+h2+h3+h4+h5(4)H,m;h0,m;h1,m;h2,m,h2=(q2/10a)21/2g(a,a=0125%;,=0168);h3,m,h3=01022Haq2(Ha,m);h4,m,h4=[(1/)-1](1-m0)Hb(1,1=112t/m3;,=110t/m3;m0,m0=0155;Hb,m);h5,115210m,,,,,,,,2Q=20000m3/dCOD=400mg/L,BOD=200mg/L,SS=200mg/L,TKN=30mg/L,pH79COD60mg/L,BOD20mg/L,SS20mg/L,NH3-N15mg/L,BOD=150mg/L(SBOD=101mg/L,PBOD=49mg/L),SS=100mg/L,TKN=28mg/L21121111SS=Q/(vTn)(5)Q,Q=20000m3/d;v,v=115m/h;T1(24h),10min,T=24-10/60=2318h;n,n=4,14S=20000/(11523184)=140m2:10m1513m(019m),221112HbHb=H1+H2(6)H1,H1=V/Sn(V,V=BOD/R0,BOD,BOD=20000(150-20)1/1000=2600kg/d;R0BOD,R0=310kgBOD/(m3d)V=2600/310=866m3,H1=866/(1404)=1155m);H2,H2=0145mVol128No17200217©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=1155+0145=210m21221211Q1Q1=ASBOD+BPBOD+4157XN/(01301624EA)SBOD=200001010187/(100024)=73kg/hPBOD=20000490187/(100024)=36kg/h,A=49m3/kg,B=28m3/kg,:4157XN/(01301624EA)=415720000(28-15)/(100001301624012)=1375m3/hQ1=4973+2836+1375=5690m3/h56904=142215m3/h,,71113m3/h,150mm21212Q2Q2=Sq1=140153600/1000=7560m3/h7560m3/h,,3780m3/h,350mm21213QQ=Q1+Q2-Q1/4=11827m3/h11827m3/h,700mm()21321311QQ=Sq2=14083600/1000=4032m3/h900mm;700mm21312Hh0+h1=617m;h2=[q2/(10a)]21/2g=[8/(1001250168]2/1916=1113m;h3=01022Haq2=010221168=0128m(Ha,116m);h4=[(1/)-1][1-m0]Hb=(112-110)(110-0155)210=0118m;h5=210mH=h0+h1+h2+h3+h4+h5=617+1113+0128+0118+210=10129m214H1=Ha+Hb+Hc+HdHa=116m;Hb=210m;Hc(,016m21015%=013m)=0190m;Hd=0130m();H1=116+210+0190+0130=418m,,14,10m1513m418m(2)13062m3/h,4032m3/h3(1),,,,,,(COD,BOD,NH3-N,SS)(GB8978-96)(2):210313kgBOD/(m3d);018115m/h;110210h;69;35min,35min,13min;1020L/(sm2),5101010L/(sm2):730000177:[phone](0)13619365851:2001O11O2618Vol128No172002©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)Abstract:Drinkingwaterresourcesofmanycitieshavebeenpolluted.Thebiologicalcontactoxidationtechnique(BCOT)withelasticpackageisaneconomical,high2efficientbiologicalpretreatmentprocesswithstablerunningandeasymanagementtoremovepollutantfromrawwater.Inthewatertreatmentsystemcomposedofbiologicalpretreat2mentandconventionalwatertreatmentprocesses,wemustfullyutilizethecontinuingbiochemicaleffecttotheoutflowofbiologicalpretreatmentbasintoenhancethepollutantremovingeffectonitscontinuingprocesses,sedimentationbasinandsandfilter.Thatis,weshouldntaddchlorineinoutflowofbiologicalpretreatmentbasin.Asthequalityofpollutedrawwaterispoor,weshouldadoptadvancedtreatmentprocess,suchasbio2activatedcarbon,totreattheoutflowofsandfilter.ARiverbankWaterIntakeHead:CantileverVacuumTankZhongDelingetal(13)Abstract:Anewriverbankwaterintakeheadcalledcantilevervacuumtank(CVT)hasbeendesignedandcon2structedontheriversinsouthernpartofJiangxiProvince.Inthispaperthestructure,suitablesphereandprocessdesignofCVTarepresented.ItisbelievedthatCVTmightbeeasiertobeconstructedandhasadvantagesofreducedconstruc2tionperiodandinvestmentincertaincircumstances.ApplicationandDesignofAerobicBio2FilterLiuChangrong(15)Abstract:AerobicBio2FilterhasacquiredpublicacceptanceassuitableforurbanwastewatertreatmentbymeansoftheiradvantagesofhighvolumetricBODloading,lowair/waterratioandhydraulicretentiontimeinbio2reactorandfaireffluentquality.Inthispapertheoperatingprinciple,designmethodandparametersandengineeringpracticesofthisfacilityaredescribed.EffectofRawWaterTurbidityontheCoagulationDosageControlBasedonImpulsiveTransmissionSunLianpengetal(19)Abstract:Thecoagulationdosagecontroltechniquebasedontheimpulsivetransmittedlightstillhassomeincom2pleteaspectsintheroutineturbiditywatertreatment,especiallythecontrolsystemwiththeRvalueasmaincontrolparameterwasextremelyeffectedbytheturbidityofrawwater.So,onthebasisofwideexperimentalresearchesonroutineturbiditywater,valuewasintroducedtosubstitutetheRvalueasthecontrolparametertocontrolcoagulationdosage.Theexperimentshadbeenprovedthatthevaluehasgoodcorrelatedtothecoagulationquantityandresidualturbidity,andbetweenthevalueandresidualturbidity,therestillisonebyonecorrespondingrelationship.SothevaluecanbehopedtosubstitutetheRvaluetocontrolcoagulation.AdvancesinFeandMnRemovalsofUndergroundWaterXueGangetal(26)Abstract