仿生膜生物反应器处理高浓度有机农药废水的研究

[](2997601920176018)(BS2000014)1,1,2,1,2,1(11,210009;21,210029)[],,,CODCr650mg/L,CODCr100mg/L,(GB89781988)CODCr80%,10,CN-0.5mg/L115.2L/(hm2),,,[];;;[]X703.1[]B[]1005-829X(2003)03-0040-04Studyonthetreatmentofhighly2concentratedorganicpesticidewastewaterusingbiomimicmembranebio2reactorShenShubao1,ChenYingwen1,XiaMingfang2,FanJun1,ZouMin2,HuYonghong1(11IndustrialBiotechnologyResearchCenter,NanjingUniversityofTechnology,Nanjing210009,China;21JiangsuAcademyofEnvironmentalScience,Nanjing210029,China)Abstract:Membranebio2reactorismadeofbiomimicmembrane,andisusedforthebiochemicaltreatmentofhighlyconcentratedorganicpesticidewastewater.Thetestisdoneforaboutsevenmonths.Thetreatmentresultofaerobicbiomimicmembranebio2reactorisgoodwithstrongcapacitytoresistthehighsewageloadings,andtheCODCrofeffluentis100mg/LwhentheCODCrofinfluentis650mg/L,whichisuptotheNationalFirstGradeDischargeStandardofGeneralSewage(GB89781988).TheCODCrremovalefficiencyisbeyond80%andtheturbidityofeffluentislowerthan10degrees,andtheCN-concentrationofeffluentisunder0.5mg/L.Thesteadymembranefluxofbiomimicmembraneis115.2L/(hm2),whichishigherthanthatofcommonin2organicmembrane,andalsotheoperationofcleaningbiomimicmembranemoduleisnotrequired.Keywords:biomimicmembrane;membranebio2reactor;pesticidewastewater;membraneflux2060,,,2080,1,2,3,,,,,11.1,2000t/d:CODCr13000mg/L,CN-40mg/L,TP250mg/L,BOD55000mg/L,pH89,TN720mg/L,5531.2,1(130L)0420033233IndustrialWaterTreatmentMar.,2003Vol.23No.3转载中国科技论文在线(90L),1-;2-;3-;4-;5-;6-;7-;8-;9-;10-;11-;12-11.3,(2),D=16mm,27cm,40,0.55m2,0.3m,230.1L/(hm2)1-;2-;3-21.41.4.1CODCrCN-TN(,3)1.4.2:UV2100;JNOECXS-212-20222.1,,,,,,,,,CODCr500mg/L,,6g/L,,,,,,CODCr,CODCr1000mg/L2.22.2.1,0.2m,19,32mm,3230.1L/(hm2),20min,,115.2L/(hm2)75.2L/(hm2),20min,50.8L/(hm2)32.2.2,,,,,,,,,,,,,(2),,,2.32.3.1CODCr,CODCr,,HRT=6h,T=25.0,,4142003-03,23(3)中国科技论文在线(GB89781988)42.3.210(SS),CJ25.11989,CJ25.2198942.3.3CN-CODCr650mg/L,CN-2mg/L,CN-0.3mg/L,CN-85%,CN-,85%2.3.4TN,TNTN4555mg/L(5)5TNTN45%,,,,,,,,,,TN2.42.4.16g/L,(6),,6g/L,,,62.4.21,,,,1,,,,,,,,,,,,3(1)6g/L,230.1L/(hm2),115.2L/(hm2),(2)CODCr80%10,98%CN-0.5mg/LTN,45%(3),CODCr1000mg/L242003-03,23(3)中国科技论文在线(1.,430074;2.,457532)[],1--1,1-(HEDP),,HEDP,HEDP,HEDP[]1--1,1-;;;[]TG174.42[]B[]1005-829X(2003)03-0043-03Researchesontherust2removingeffectofHEDPincentralair2conditioneracidpicklingTechnologyHuangJinying1,XuLiming1,LiQinglong2(1.DepartmentofChemistry,HuazhongUniversityofScienceandTechnology,Wuhan430074,China;2.TheSecondPlantofZhongyuanOilfield,Fanxian457532,China)Abstract:Thecharactericandruleof12hydroxyethylidene21,12diphosphonicacidinrustdissolvingarestudiedthroughweightlessandrotarycoupontestsunderdifferentconditions.Atthesametime,severalacidpicklingcorrosioninhibitorsareevaluated.Thecoordinativeeffectoftheoptimizedcorrosioninhibitorshavebeenstudiedtoo.Attheend,therust2removingmechanismofHEDPisdiscussed.Asaresult,groundsisprovidedfortheap2plicationofHEDPtocentralair2conditioneracidpickling.Keywords:1-hydroxyethylidene-1,1-diphosphonicacid;centralair2conditioner;acidcleaning;mechanism1--1,1-(HEDP),,HEDP1,HEDP,pHFe2+Cu2+Mg2+Ca2+,CaCO3MgSiO3,2,,,1,,HEDP,,,,,,2CODCr,,:[][1],.[J].,1999,32(6):93-96[2]ChiemchaisriC,etal.House2holdMembraneBioreactorinDomesticWastewaterTreatment[J].Wat.Sci.Tech.,1993,27(1):171-178[3],.[J].,1995,16(5):79-82[4],.[M].:,2000130[](1957),1988,,,E2mail:[e-mail][]2002-09-073420033233IndustrialWaterTreatmentMar.,2003Vol.23No.3中国科技论文在线