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2001310200116,MLVSS/MLSS,(),,,A/OA2/OABSBR,,1,,,BOD,,(1):X=(Y1+Kdc)Q(BODi-BODo)+fPQ(SSi-SSo)(1)X,kgMLSS/d;Y,1kgBODMLVSSkg;Kd,d-1;c(),d;Y1+Kdc,(Yobs);Q,m3/d;BODi,BODoBOD,kgBOD/m3;fPSSi;SSi,SSoSS,kgSS/m3(ATV)[1](1),,(10%)YBOD(BOD,SS):YBOD=016(1+SSiBODi)-(1-fb)0160108cFT1+0108cFT(2)FT=11702(T-15)(3)fb,011;FT(1),(2),ATVY,Kd0160108d-1,(fP)SS60%MLVSSMLSS,:X=YobsQ(BODi-BODo)f(4)f=MLVSSMLSS;Vol129No18200323(4)(1),Yobs2YobsYobs=Y1+Kdc,(GBJ14-87)6161220,BOD,Y014018,YKd20010401075d-1,Y100%,Kd8715%,,1Yobs(Y,Kd)1Yobs(Y,Kd)YKd/d-1Yobs014018(20)010401075(20)[2]0150170104011[3]01501650105011[4],[5]A/O01550105[6]013016(c=58d)01520155(c=1020d)0148(c=30d)[2][6]SBR0150160108[7]AB0134(A)0158(B)[6],,c,F(,kgBOD/(kgMLVSSd))Yobs,Y,KdYobsc,F:Yobs=1cF(5)(5)()(),22,,;,,,,Yobs(Y,Kd),2Yobsc/dFYobsYobs316501580149(Y,Kd0160106d-1)0147(200116)131201100133(Y,Kd0160106d-1)0176(2001310)3fPf(1),,SS,,40%60%[8],,SS(),ATV016,,015fP0142(3),,fP,013(4)32001310fP/m3/255BOD/mg/L232BOD/mg/L10SS/mg/L241SS/mg/L16/t/670Yobs(2)0176fP((1))0142,(MLVSS)(MLSS)f,24Vol129No1820034[9]SS/mg/LVSS/mg/LTSS/mg/LBOD/mg/LfPTSS/BOD50130(30%)18020050+13030%1800150191260(20%)7212012+6020%720133016,017018;,f,,015018,014,f,f0163SBR015[10]4Yobs,,c();,(MLVSS,)f,c,MLVSS,,Yobs(1)(4),SSo,BODo(),:Yobs+fPSSiBODi=Yobsf,YobsfP,SSiBODif:Yobs=fPSSiBODif1-f(6)(6),fPSSiBODi,,f4fPSSiBODi,(6)Yobsf,11,,f,Yobs,f016,,,f1Yobsf014017,Yobs013,110,,,,;,,,Yobs,SSBOD,,f016(f016Yobs,),Yobs013016,5(1),,:Yobs;SS(2),Y,Kd,Yobs;,YobsMLVSS/MLSS,013110,,,(3),,Yobs013016,MLVSS/MLSS016(4),SS,50%,,30%Vol129No182003251,,,..,2001,17(5):45492GBJ14-873,.(2).:,19964..:.19965..:,20006,..:,19997,.SBR.,1998,24(4):6118..,1999,15(6):53559..:,200110,,,.SBR.,2001,27(5):3032:100016100061:2002O9O20,,,,,,,0,,171649km2,16145m3,817m3,;,;,,,,[1],,1,111,112,,,,,,(3031),8m,0127m,018m113,26Vol129No182003WATER&WASTEWATERENGINEERINGVol129No18August2003ABSTRACTSWastewaterReuseProjectinShijiazhuangCityDuXiaogangetal(7)Abstract:ThisprojectofwastewaterreuseincludesthedredgingofMinxinRiverandreconstructionofQiaoxiWastewaterTreatmentPlantinthecapitalcityofHebeiProvince,itisexpectedtoprovidewaterforenvironmental,industrialanddomesticpurposes.Theexistingsecondarytreatmentwasenhancedbywell2chosenadvancedtertiarytreatmentwithsophisticatedprocess,whichisreliable,stable,easytooperateandhighlyautomatic.Alsoitislowinexpensesandflexibleinoperation.Enoughgoodresultshavebeenobtained.DiscussiononWaterQualityUpgradingofUrbanWaterSupplyZhaRenguang(20)Abstract:Byseriesdiscussionsonfeasibilityandeconomicalandtechnicalanalysistheauthorbelievedthatsocalleddualwatersupply,separatedeliveryfordrinkingandmiscellaneousconsumptionswasinconsequentialbothintechnicalandeconomicalsides.Alsoitisimpracticableinengineeringarrangementandalotofdifficultiesinmanagementwillbearoused.Bestwayofimprovementmightbelaidonfullqualityupgradingofurbanwatersupplyonbasisoftechnicalad2vancement.DiscussiononSurplusSludgeCalculationinActivatedSludgeProcessYuLixinetal(23)Abstract:OnthebasisoftheoperatingrecordsofJiuxianqiaoWWTP(MarchtoOctober2001)andFangzhuangWWTP(JanuarytoJune2001)inBeijing,problemsrelatedtothesurplussludgevolumecalculationinactivatedsludgeprocessareinvestigated.Correlationbetweensludgeyieldindex(SYI)andMLVSS/MLSSratiohasestablished,andbythiscorrelationthecausesoflarge2rangefluctuationofSYIarediscussed.DynamicSimulationandForecastingofWaterQualityinBaishiReservoirZhaoYuhuaetal(26)Abstract:ThepollutantsintheBaishireservoirwhichisunderconstructionareforecastedbydynamicsimulationforahydrologicalandmeteorologicalyearround.Theresultshowsthatthereisself2purificationcapacitytopollutantsinthereservoiranditisstable,andslightlyaffectedbytherunoff,waterqualityandtemperature.Ifnoadditionalpollu2tioninputs,whentheequilibriumofimpoundingtothedamisestablished,mostwaterqualityindicatorsofthemassofthereservoirwillmeetthetargetofclassinthenationalsurfacewaterstandardorbetter,exceptthattheindicatorsofLASandoilwillbewithinclassandtotalnitrogeninclassV.Thereforethewastewatertreatmentandinputsintothebasinmustbecontrolledstrictly.ChemicalWayofWaterQualityStabilizationforCirculatingCoolingWaterSystemLuoDingyuanetal(36)Abstract:Corrosioninhibition,scaleretardation,sterilizationandalgaecontrolplayveryimportantrolesforwaterqualitystabilizationincirculatingcoolingwatersystemofairconditionfacilitiesinindustryandbuildings.Inthispaperchemicalformulationsofcompositebasicagents,includingscaleretarder,dispersant,corrosioninhibitorandgerm/al2gaecidearepresentedanddosagecalculation,dosingmethodandlocationandotherattentionsdealwiththeapplicationofthesechemicalsaregiven.Furthermoretheimportanceandoperationofexternalfiltrationandpre2membranegrowthforsystematicclearingarepresentedbriefly.AnaerobicTreatmentofSulfateContainedOrganicWastewaterJiBinhongetal(46)Abstract:Onthebasisofexperimentalresearchonthecompetitionbetweensulfatereducingbacteriaandmethaneproducingbacteria,theeffectofsulfatereductionproductontheprocessandtheoperatingperformancesofthereactor,itisaffirmedthatboththesingle2phaseUASBorcompositeana