AO生物摇动床处理石化废水的中试研究张万友

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StudyofthetreatmentofpetrochemicalwastewaterbyusingA/Oswim-bedinmid-sizedexperimentsZhangWanyou1,YuJinshan2,YuHaibo1,YangHaitao3(1.CollegeofChemicalEngineering,NortheastElectricPowerUniversity,Jilin132012,China;2.TianjinElectricPowerScienceInstitute,Tianjin300380,China;3.NorthwestElectricPowerDesignInsitute,Xi’an710075,China)A/O1,2,1,3(1.,132012;2.,300380;3.,710075)[]Biofringe(BF)A/O,、。:,,,,。(HRT)28h,100%,CODCr、NH4+-NTN90%、95%50%。、。[]Biofringe;A/O;[]X703.3[]A[]1005-829X(2009)12-0070-04Abstract:Thebiologicalswim-bedreactorhasbeendesignedbyusingthenewbiofringe(BF)fillingcombinatedwithA/Osystem.Themid-scaledtestsonhangingbiofilm,runningstabilityandtreatmentefficiencyofthetreatmentofpetrochemicalwastewaterhavebeencarriedthrough.Theresultsshowthatthesysteminitiationcycleisshort,thesludgesedimentationcapacityisgood,thedenitrogenationcapacityisstrongandthesystemsoperationisstable,whiletherefractorypetrochemicalwastewatertreatmentisinprocess.Afterhangingthebiofilmstably,theremovalratesofCODCrisover90%,NH4+-Nabove95%andTN50%,underthefollowingconditions:HRT=28handtherecycleratio=100%.Atthesametime,thereactorshowssomeadvantagesintermsoflowpowerconsumption,strongimpactresistanceandstablerunning.Keywords:biofringefilling;A/Oswim-bed;petrochemicalwastewater、,。〔1〕,,10%。、、、,〔2-3〕。,A/O(/)、、、,〔4-6〕。NET、,、BF。,,。,,。,,、、、、、、〔7-10〕。BFA/O,、。2912200912IndustrialWaterTreatmentVol.29No.12Dec.,200970——2009-12,29(12)11.1。1。1,6。,(A1A2),(O1、O2、O3O4)。23.3m3。,1.15m3。A1,A1A2、O1、O2、O3O4,O4,,A1。BFNET,D100mm×H150mm,264,。195m,A175m,O1120m,8.36m/m3。1.2,、,1。1.3:CODCr、BOD5、NH4+-N、NO3--N、NO2--N、TN,pH、DO、SV、TB。《》(HJ/T91—2002)〔11〕。22.1。1.2∶1,3.88g/L,24h,12h。HRT28h(0.83m3/h)。CODCr351~693mg/L,NH4+-N8.96~21.86mg/L,20d,CODCr、NH4+-N,CODCr60mg/L,;NH4+-N0。CODCr、NH4+-N2、3。2、3,CODCr、NH4+-N90%95%。,。,,、。,,,。2.2A/OCODCr,HRT28h(0.83m3/h),100%,:A1、A2DO0.5mg/L,O1DO4~5mg/L,O2、O3、O4DO2~5mg/L,A/O1—;2—;3—;4—;5—。11CODCr/(mg·L-1)BOD5/(mg·L-1)NH4+-N/(mg·L-1)pH226~693121.5~217.411.49~36.626.9~8.7,:A/O2CODCr3NH4+-NCrCr71——2009-12,29(12)CODCr,4。4,,CODCr,226~570mg/L,400mg/L,CODCr,50~60mg/L,CODCr90%,CODCr70~80mg/L,75%。BF,,;BF,,,,,。,CODCr,CODCr。2.3A/ONH4+-NA/ONH4+-N5。5,NH4+-N,11.49~26.62mg/L,NH4+-N,0,2.89mg/L。NH4+-N0.56~6.85mg/L,。NH4+-N。BF/-,,,,,,,/(SND),。,NH4+-N,NH4+-N95%。2.4A/OTNA/OTN6。6,TN,18~66mg/L,TN,,10mg/L。TN6~18mg/L,TN。,TN,。,,,TN,。,TN,,TN50%。3BFA/OHRT28h,100%,CODCr、NH4+-NTN90%、95%50%。,、、,。[][1]《》.2000[M].:,2003:41-42.6A/OTN4A/OCODCrCrCrCr5A/ONH4+-N72——[2],,,.[J].,1993,14(4):235-238.[3].[M].:,1990:113-115.[4]GulyasH,ReichM.Organiccompoundsatdifferentstagesofarefinerywastewatertreatmentplant[J].WaterScienceandTech-nology,1995,32(7):119-126.[5],.[J].,1999,19(1):22-26.[6]NguyenVT,ShiehWK.Anoxicandoxicbiologicalfluidizedbedtreatmentofaminesandphenol[J].WaterScienceandTechnolo-gy,1995,31(1):185-193.[7],,,.[J].:,2005,21(5):556-559.[8],,.A/O[J].,2006,57(1):104-108.[9]DoanThuha,RyoichiKutsumoto,ToichirouKoymata,etal.によるハノイのアンモニア[J].,2005,41(3):141-152.[10]AkinoHitomi.Swim-bedtechnologyasaninnovativeattachedgrowthprocessinthewastewatertreatment[C].,2005:3.[11].[M].4.:,2006:278-280.[](1957—),1982。,。:13804419658,E-mail:jltyhb@163.com。[]2009-05-25()Detectionofthecontentsofphosphorusacid,hydrochloricacidandsodiumchlorideinthewasteofN-(phosphonomethyl)iminodiaceticacidbyionchromatographyLuanShaorong,CaoQing,LiuLingling,ShiChaoou(ResearchCenterofAnalysisandTest,EastChinaUniversityofScienceandTechnology,Shanghai200237,China)、,,,(,200237)[]PO33-、Cl-、Na+,、,。IonPacAS11-HCIonPacCS12A,NaOHH2SO4,。,。,PO33-、Cl-、Na+、。[];;;;[]O657[]A[]1005-829X(2009)12-0073-03Abstract:IonchromatographyhasbeenusedforexaminingthecontentsofPO33-,Cl-andNa+inthewasteofN-(phosphonomethyl)iminodiaceticacid.Then,basedonthesecontents,thecontentsofphosphorusacid,hydrochloricacidandsodiumchloridecanbecalculatedandcomparedwithchemicaltitration.IonPacAS11-HCandIonPacCS12Acolumnsareused,andsodiumhydroxideandsulfuricacidareusedaseluents,torestraintheconductivitydetection.Thismethodcanavoidthewastematrixinterferenceefficientlyandimprovetheaccuracyofthedetectedcontents.Underfavorablechromatographicconditions,PO33-,Cl-andNa+havegoodlinearrelationship,sensitivityandreproducibility.Keywords:ionchromatography;N-(phosphonomethyl)iminodiaceticacid;phosphorusacid;hydrochloricacid;sodiumchloride!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!2912200912IndustrialWaterTreatmentVol.29No.12Dec.,200973——

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