MBR在炼油污水深度处理中的应用

24220103()JournalofGansuLianheUniversity(NaturalSciences)Vol.24No.2Mar.2010:2009212214.:(19832),,,,.:16722691X(2010)0220064203MBR,,(,730070):(MBR).:MBR,CODCrNH3-N25mg/L3mg/L,82.55%,90.10%;,SS,1.85mg/L1.4mg/L0.5NTU,.:;;;:TE992.1:A(GB8978-1996),CODCrBOD5SS,,,.(MembraneBiologicalReac2tor,MBR),[1,2].,.,,MBR,.,,:CODCrBODNH3-NpHSS,1.1CODCr(mg/L)9016060.0BOD5(mg/L)103010.0NH3-N(mg/L)102510.0pH7.08.56.59.0(NTU)3105.0SS(mg/L)7010030.0(mg/L)8105.01,CODCrNH3-NSS(GB/T1891922002),.MBR1.,,.50cm,55cm,,.,,.FP,(PVDF),1m2,0.2m,150m.,,3min,1min,.,,,.1,20d,,MLSS4.1g/L,SV%21%,.,,20d,.[3]:15L/h,5h,3040:1,0.150.25kg/(kg?d).,MLSS,,.30d,,,.MBRCOD2.2MMBRCOD2,COD92.76153.6mg/L,COD40.3864.84mg/L,COD49.43%60.85%;MBRCOD15.5424.84mg/L,COD77.56%89.82%,82.55%.,MBR,,[4].COD,COD,,COD,,,[5].2.2NH3-NMBRNH3-N3.3MMBRNH3-N3,NH3-N13.9128.90mg/L,NH3-N2.184.18mg/L,NH3-N79.29%85.84%;MBRNH3-N1.272.88mg/L,NH3-N86.49%93.82%,90.10%.NH3-N79.29%85.84%.,NH3-N,.MBR,MBR,[6],,,[47],NH3-N.F/MpH,[8].810mg/LSS70100mg/L,MBR4mg/L,MBRSS60mg/L,,,0.571.85mg/L,SS1.01.4mg/L.,0.5NTU.SS,,,;,SS,.(1)MBR562:MBR,,.(2),MBRCODCrNH3-N82.55%90.10%;CODCrNH3-NSS,25mg/L3mg/L1.85mg/L1.4mg/L0.5NTU,.:[1],,.[J].,2003,23(4):1562161.[2],,.[J].,2007,38(2):9211.[3],,,.[J].,2004,10(22):24227.[4],,..,1998,20(6):18220.[5],,,.-[J].,2001,22(3):20224.[6],,,.[J].,1999,12(1):16218.[7],,,.(MBR)[J].,2005,31(11):79280.[8],,,.MBR[J].,2007,12(34):35238.ApplicationofMBRtoAdvancedTreatmentforOilRefiningWastewaterLIXiang2mei,LIUHong2wei,QUDe2ye(CollegeofGeographyandEnvironmentalScience,NorthwestNormalUniversity,Lanzhou730070,China)Abstract:AnintegratedMBRmethod,includingitstechnicalcharacteristicsandpollutantremovalef2ficiencyisintroduced.TheresultsshowedthatMBRusedfortreatingoil2refiningwastewaterhadgoodqualityoftheeffluent.thevaluesofCODCr,ammonia2nitrogenineffluentcouldbelowerthan25mg/Land3mg/Lrespectively.theiraverageremovalratesreached82.55%and90.10%respectively.thevaluesofoil,suspendingsolidandturbiditycouldbelowerthan1.85mg/L,1.4mg/Land0.5NTUrespectively.Allindexconformedtostandardsofnationalcirculatingcoolingwater.Keywords:membranebiologicalreactor;oilrefiningwastewater;advancedtreatment;reuse(42)TheConductivityofThroughaMesoscopicRingsDuetoSpin2OrbitInteractionLUOGuo2zhong(DepartmentofPhysics,XinzhouTeachersuniversity,Xinzhou034000,China)Abstract:InthepresenceoftheSpin2orbitinteration(SOI)andVerticalmagneticfield,theelectiontraspartofone-dimensionringconnectedwithtwoexternallendswasstudied.ApplyingGriffithsboundaryconditions,theanalyticalexpressionofelectricalconductivityforthetransmissioncoeffi2cientsofthecorrespondingsingle2electronscatteringproblemwerederived.Keywords:mesoscopicring;spin2orbitinteraction;externallead;electricalconductivity66()24