2007,100t/h,20088,、,,《》(GB8978—1996),,1。NH4+-N、、、、、、、,、,,,,、、〔1-4〕。11.1,1。1COD/(mg·L-1)/(mg·L-1)/(mg·L-1)/(mg·L-1)/(mg·L-1)pH3879~6378287~6810.72~11.423.6~50.2145.6~2006~9()≤1501.00.5≤10≤256~9StudyonthetreatmentofphenolandcyanidewastewaterbyA/O-flocculationprocessZhangXiaohui1,2,PiKewu3,HuLin2,CuiJianyu2,CaoQiguang1(1.DepartmentofBiotechnology,BeijingVocationalCollegeofElectronicScience,Beijing100029,China;2.CollegeofResourceandEnvironmentalSciences,ChinaAgriculturalUniversity,Beijing100094,China;3.SchoolofChemicalandEnvironmentalEngineering,HubeiUniversityofTechnology,Wuhan430068,China)A/O—1,2,3,2,2,1(1.,100029;2.,100094;3.,430068)[]A/O、,:287~681mg/L1.0mg/L,0.72~11.4mg/L0.5mg/L,《》(GB8978—1996);CODCr3879~6378mg/L116.1~184.2mg/L,145.6~200mg/L11.64~25.26mg/L,。[];;;[]X703.1[]B[]1005-829X(2009)11-0056-03Abstract:Aerobic/anoxic(A/O)processfollowedbyflocculation-sedimentationhasbeenusedfortreatingcokingwastewatercontaininghighlyconcentratedphenolandcyanide.Theresultindicatesthatthemassconcentrationofphenoldecreasesfrom287-681mg/Lto1.0mg/L,massconcentrationofcyanidedecreasesfrom0.72-11.4mg/Lto0.5mg/L.TheeffluentqualitycanmeetthesecondclasscriteriaspecifiedinIntegratedWastewaterDischargeStandard(GB8978—1996).TheCODCrdecreasesfrom3879-6378mg/Lto116.1-184.2mg/L,NH4+-Nde-creasefrom145.6-200mg/Lto11.64-25.26mg/L.Theeffluentqualitycanmeetthesecondclasscriteriainmosttime.Keywords:phenolandcyanidewastewater;aerobicprocess;anoxicprocess;flocculation[](08KK007);2911200911IndustrialWaterTreatmentVol.29No.11Nov.,200956——2009-11,29(11)1.2100t/h,60t/h,1。:,:A/O—(1)。,L×B×H=20m×10m×1.8m,3.0h,1.0~1.2mm/s。(2)。,3~5kg/cm2,30~60min,4%~8%,50%~70%。(3)。65℃25~35℃,pH6.5~7.5,1.0h,L×B×H=8.0m×5.0m×2.8m。(4)。7.0h,L×B×H=12m×10m×6.1m,0.3mg/L,COD17.5%~18.2%。(5)。7h,L×B×H=20m×10m×3.8m,3.5mg/L,COD78.5%~80.6%。(6)。,,,,L×B×H=3.0m×3.0m×1.5m,5min。(7)。,1.5h,L×B×H=9.0m×5.0m×3.6m。2,、、CODCrNH4+-N1,2~5。2~5:CODCr3677.5~6980mg/L,COD116.1~184.2mg/L,93.1%,,,;116.5~139.72mg/L,11.64~25.26mg/L,85.44%,;1.0mg/L0.5mg/L,GB8978—1996。57——[](1980—),2004,,。:13717698464,E-mail:zxh11218@sina.com。[]2009-07-20()StudyontheeffectoffrequencyconversionmagnetictechnologyonthesterilizationofindustrialcirculatingcoolingwaterXiLijuan1,SunHaoru2,HuYang1,LiuGuorui1,LiLi1,ZhangLi1,TianYuexiao1(1.SchoolofChemicalEngineering,NortheastDianliUniversity,Jilin132012,China;2.CNOOCTianjinChemicalResearch&DesignInstitute,Tianjin300131,China)1,2,1,1,1,1,1(1.,132012;2.,300131)[],,、、pH。,。、。45℃,60min,pH9,2.61cm,,CODCr70%,BOD584.62%,88.64%,92%。[];;;[]TQ085[]B[]1005-829X(2009)11-0058-03Abstract:Inordertomakeoutthesterilizationeffectoffrequencyconversionmagneticfieldonthetreatmentofin-dustrialcirculatingcoolingwater,somefactorssuchasreactiontime,temperature,pHvalueandtubediameterareinvestigated.Theresultsshowthatthefrequencyconversionmagneticfieldhasobviouseffectonthesterilizationofcirculatingcoolingwater.Thesterilizationeffectincreaseswiththeincreaseofreactiontimeandtemperature.Thebactericidalefficiencyisthehighest,whenthetemperatureis45℃,thereactiontime60min,pH9andthediam-eteroftube2.61cm.TheremovalrateofCODCr,BOD5,thetotalnumberofbacteriaandironbacteriais70%,84.62%,88.64%and92%respectively.Keywords:frequencyconversionmagneticfield;sterilization;loopcoil;ironbacteria2911200911IndustrialWaterTreatmentVol.29No.11Nov.,2009!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3,A/O—、、、、,《》(GB8978—1996)。CODCr、、、:、,60%;,。,CODCr,,,CODCr〔5-10〕。[][1].[J].,2008,34(12):1-6.[2],,,.[J].,2005,31(3):14-16.[3].[J].,2005,30(1):90-92.[4],.[J].,2007,17(3):46-48.[5],./O-A-O[J].,2005,21(4):79-81.[6],,.PAC-MBR[J].,2007,23(13):60-62[7],,.A/O2[J].,2007,33(3):69-70.[8],,.COD[J].,2008,31(1):62-64.[9],,,.A/O[J].,2007,28(12):2727-2733.[10],,.——A/O[J].,2007,33(9):90-93.58——