AO法在炼油废水处理中的应用研究王培风

A/O王培风　吴馥萍　钟华文　沈豪祥　　　采用A/O工艺能够有效降解脱除炼油废水中的氨氮,出水水质可达到国家规定的排放标准。在试验基础上,确定了A/O系统正常运行时的控制参数和运行条件。　炼油废水　A/O法　生物脱氮0　、COD、BOD5、、CN-、S2-、SS、。,“”,、,。,。,、,,100mg/L,“”,25mg/L,。,A/O,,。1　1.1　,,、、COD、BOD、,100mg/L。1.2　A/O1。AO1　A/OO()A,,NO-2-N、NO-3-NN2,,,AONO-2-N、NO-3-N,,OA(200%),。AO,JD-951。、,,,,。,,,。,100L/h,24h,,。、、pH、,,,,A/O。1.3　1A/O。1,、pH。1,A、O,,A/O,,25mg/L,GB8978—1996,,。1.4　　Vol.25　No.5　1999　29　　DOI:10.13789/j.cnki.wwe1964.1999.05.0101　A/OCOD/mg/L/mg/L/mg/LNH3-N/mg/LNO-3-N/mg/LAAOAAOAAOAAOAAO1104.959.640.313.92.21.24.790.570.0187.651.421.8258.721.512.910.53.41.414.000.400.07450.448.520.526.519.538.6367.223.914.33.82.61.21.320.080.0474.151.520.925.420.636.3457.229.64.812.03.81.53.330.040.00450.248.119.630.219.648.05130.545.626.73.41.70.712.530.160.0454.248.013.423.517.728.6660.535.828.620.58.14.23.201.000.0233.332.214.120.613.630.3747.727.216.220.68.52.72.200.220.0040.535.511.624.113.232.1893.023.815.57.83.82.42.890.270.1045.334.520.730.625.544.19109.144.233.035.032.032.04.581.400.5075.968.432.244.141.247.210194.8116.845.637.518.35.913.334.330.07165.0140.348.51.232.147.211142.9127.3103.042.626.99.115.005.701.00100.188.544.644.025.168.8　　,A/O,OA,,。2A/O。2　A/OAOpH7.0～8.07.0～8.0DO/mg/L0.0～1.04T/℃30～3528～35COD/mg/L30080BOD5/mg/L100～20020/mg/L352NH3-N/mg/L60/mg/L207/h12142　,COD、BOD、、pH,24h。,、、pH、。2.1　,35℃,5℃;28℃,20℃,,14℃NO-2-N[1]。,38℃25℃,。,32℃～35℃,3℃。2.2　pH、pH8.4,8.5～8.8,8.3～9.3。pH6.7,,5.59.6[2]。H+,pH,pH,pH7.0～8.0。pH6.5NH3-N,pH8.0,pH,。pH7.0～8.0。2.3　(DO),,:DO,,[3]。DO2mg/L,COD,DO。,DO4mg/L,BODDO4mg/L,NH3-N　30　　　Vol.25　No.5　1999NO-3-N。DO,,,DO,DO1mg/L。2.4　,,。2.5　,,。NH3-N,。,,4mg/L,2,NH3-N;2mg/L,3NH3-N。,。,,。2.6　、、C/N。。3　(1),、,。(2)A(),,,。(3)O,O,。参考文献1　BorendeurJetal.FixedBiofilmReactorsinAgriculturalWaterRe-cycleSystems:EffectofOrganicMatterEliminationonNitrificationKinetics.WatRes,1990,24(2):207～2132　FordDLetal.ComprehensiveAnalysisofNitrificationofChemicalProcessingWastewater.JWPCF,1980,52(11):27263　HankiKetal.NitrificationatLowLevelofDissoLvedOxygenWithandwithoutOrganicLoadinginaSuspend-growthReactor.WatRes,1990,24(3).297～302:525000　:[phone]　:1998-9-9　Vol.25　No.5　1999　31　　WATER&WASTEWATERENGINEERINGVol.25No.5May1999ExperimentandVerificationofRefuseLeachingLiquidChenZhe(18……………………………………………………………)　　Abstract:TheExperimentandverificationofrefuseleachingliquidtreatmentarepresentedtakingthepracticalprocessdesignoftheBuzhenlingRefuseLandfillYardinNingboCity,ZhejiangProvinceasanexample,andalsoatheoreticalinves-tigationontheexperimentalresultsingivenaswell.Theseshallbeheopfultodeterminetheengineeringparametersinde-signingthetechnicalprocessofleachingliquidtreatmentofurbanrefuselandfillyard.StudyontheMechanismofSuspended-MovingSimultaneousAirWaterBackwashingYuanZhiyuetal(21……………………)　　Abstract:Theprinciplesandhydraulicfeatureofsuspended-movingsimultaneousairwaterbackwashingoffiltersarepresentedinthispaper.Thebehaviorofairbubbleatthefluidizedfiltrationbedinthecourseofbackwashhasbeendis-cussed.Itisconsideredthatthesyntheticeffectsofbubbleoscillation,themixinginfiltrationofbubbletailandthetrailforceofhighspeedupwardmovingairbubblesimprovetheperformanceofbackwashofthisunitoperation.Alsosomedesignpa-rametersfordifferentfiltratingmediaarerecommended.VaporStrippingReactorforOil-GreaseWastewaterTreatmentJiaLiminetal(25………………………………………………)　　Abstract:VaporStrippingReactor(tri-phaseinnercyclingfluidizedbiologicalbed)hasbeenappliedsuccessivelyforoil-greasewastewatertreatment.Theoperationatdifferentloadingconditionsisdiscussedandthedesigncriteriaandparameterssuitableforoil-greasewastewatertreatmentareproposed.ApplicationofA/OProcessinRefineryWastewaterTreatmentWangPeifengetal(29…………………………………………)　　Abstract:ThestudyshowsthattheA/OProcesscaneffectivelydegradeandeliminatetheammonianitrogenandtotalnitrogeninRefineryWastewater.TheparametersandfactorsoftheA/OProcessinnormaloperationconditionhavebeendeterminedonthebasisoflargequantityofexperimentaldeta.DesignofLateralFlowAir-Floating-SedimentationTankwithInclinedPlatesGuanJihaietal(32……………………………)　　Abstract:Theseasonalwaterqualityfluctuationinsurfacewaterbodywillbehighinthenorthofthiscountryandthisproblemwillbesolvedfairlybynewlydevelopedair-floating-sedimentationtankwithbothfunctionsoffloatationandsedi-mentation.Withapracticalprojecttheguideline,mainparametersandcautionsindesigningoflateralflowair-floating-sedi-mentationtankaresummarizedinthispaper.CausesandMeasuresbehindShock-loadingofActivatedSludgeSystemtoTreatthePetro-chemicalWastewaterSunGuangyueetal(35……………………………………………………………………………………………………)　　Abstract:Thepresentationanddistinctionofanactivatedsludgesystemtreatingpetro-chemicalwastewaterincasethatinwasimpactedbyshockloadingaredescribed.Alsothecausestomakeupandthemeasurestopreventandamortizetheshockloadingarepresented.BriefonStabilizingHighPressureFireWaterSupplySystemJiangWenyuan(38………………………………………………)　　Abstract:Firewatersystemwithpressurestabilizingdevices(stabilizhingpumpsofpneumatictank)willbeclassifiedintotemporaryhighpressurewatersupplysysteminthiscountry,althoughsomepeopleidentifieditashig