操作条件对双极膜电渗析性能和膜污染的影响

©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2008)05-0045-071,2,1,2,1,2,13(1.,100080;2.,100049):,5,()().,.4.0A,10cm/s,35,0.05mol/L.:;;;;;:TQ028.8:A2050,,,.,,,,,.,,.,(NaG),.().,2%.,,[1],[2].,,,;.Zhang[3],.(ED)(BMED),,[4].,()[5-8],/.,,[9-13],.,[14];[15].,,,,H+OH-,,.,pH..:2007-04-05;:2007-09-26:(973,2007CB714306):(1979-),,,,.:010-62554284,[e-mail];3,:010-82627060,E-mail:[e-mail]285Vol.28No.5200810MEMBRANESCIENCEANDTECHNOLOGYOct.2008©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[16][16,17][18,19](,)[19,20][17][21].BMED.,5,,.11.1,0.2mBMED,1.10.2mTable1Propertiesofisoelectricsupernateandpermeationsupernatepretreatedwith0.2mceramicmembraneOD480(10)pH(TSS)/(gL-1)/(gL-1)SO42-/(gL-1)NH4+/(gL-1)/(gL-1)1.73.0311.55.6952.6510.7620.80.0713.050.3222.8352.0210.6720.41.2ED,.,[:21cm7cm,JAM-15JCM-15(,);BP-1(Tokuyama,)](1mm).BMED1.1BMEDFig.1PrincipleofammoniumsulfateconversionbyBMED1.3,4:,3,.L934,,2.,5,2h,2Table2ThescheduleofexperimentABCD/(cms-1)//A/(molL-1)182540.0528304.40.138353.530.02410254.40.02510303.530.056103540.1712253.530.18123040.02912354.40.050.1mol/LNaOH;0.2mol/L,10cm/s.,,BMED.5,,3,,,3.5(R,)5(51P,)BMED;(Wm,)(P,).1.4[,],723N().4628©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=(Wi-Wf)Wi100%(1),Wi,g;Wf,g.P(kWh/kg)(2):P=It0udtw(2),I,A;t,h;u,V;w,kg.22.1L934,3.2.2[22].,,().,3Table3Thedataofexperiment123456789R/%73.9485.869.983.1670.1474.3263.8274.3483.551P/(kWhkg-1)21.8724.6618.3325.0218.4420.4324.0524.0220.56Wm/g18.4919.3918.1420.2320.2319.7518.919.0819.84P/(kWhkg-1)1.611.391.361.241.450.841.261.480.64,,.2.2.14.1,2,3.4BMED:;:.,9,A3B3C2D1,;3,A1B3C3D3,.(2),A2B3C2D1,A1B3C1D2.4Table4TheanalysisofexperimentresultsA/(cms-1)B/C/AD/(molL-1)R/%51P/(kWhkg-1)Wm/gP/(kWhkg-1)1111173.9421.8718.491.612122285.824.6619.391.393133369.918.3318.141.364212383.1625.0220.231.245223170.1418.4420.231.456231274.3220.4319.750.847313263.8224.0518.91.268321374.3424.0219.081.489332183.520.5619.840.645:47©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(cms-1)B/C/AD/(molL-1)R/%51P/(kWhkg-1)Wm/gP/(kWhkg-1)R/%176.54773.6474.275.86275.87376.7684.15374.647373.88775.90767.95375.82.663.1216.21.21351P/(kWhkg-1)121.6223.64722.10720.29221.29722.37323.41323.047322.87719.77320.27322.4571.583.8743.142.757Wm/g118.67319.20719.10719.52220.0719.56719.8219.347319.27319.24319.0919.151.3970.360.730.37P/(kWhkg-1)11.4531.371.311.23321.1771.441.091.16331.1270.9471.3571.360.3260.4930.2670.1972(1)(2)(3)Fig.2TheeffectofdifferentleveloffactoronR(1),51P(2),Wm(3)andP(4)4828©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(V,)(F).F1.F.,,,DABDCD()(58).5Table5ThenotabilityanalysisofRSFVFA11.47625.7384.090B15.60027.85.560C400.5302200.265142.74133D2.80621.4031.0002.8121.405:1.=0.05,F=19;=0.1,F=9;2.3.6Table6Thenotabilityanalysisof51PSFVFA4.1822.091.000B23.384211.6925.594C14.92827.4643.571D12.64226.3213.0244.1822.09:=0.05,F=19;=0.1,F=9.7Table7ThenotabilityanalysisofWmSFVFA2.94521.472513.35633B0.23520.11751.066C1.04220.5214.7263D0.20620.1030.9340.4440.22:=0.05,F=6.94;=0.1,F=4.32.8Table8ThenotabilityanalysisofPSFVFA0.18620.0932.044B0.42720.21354.6923C0.12220.0611.341D0.06020.030.6590.1840.045:=0.05,F=6.94;=0.1,F=4.32.58F,BMED,.,,;,,.,,,.,.,,,,OH-H+,.,;,,.,,,,,..,,.,,,,,,,.,,,.,.,,,,,,,,.2.2.3,5:49©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(C);,A1B3C1D2,3A1B3C3D3.(A),(B)(C).,A21B3C1D1.,,,,..3,,,,,,:4.0A,10cm/s,35,0.05mol/L.[1]MiyazawaM,KanekoT,KanekoT,etal.MethodforpurifyingL-glutamine[P].USPat:4966994.1990-10-10.[2].[M].:,1978.[3]ZhangXY,LuWH,RenHY,etal.Recoveryofglu2tamicacidfromisoelectricsupernatantusingelectrodialysis[J].SepPurifTechnol,2007,55:274-280.[4].[J].,2001,(3):44-47.[5]HabovaV,MelzochK,RychteraM,etal.Electro2dialysisasausefultechniqueforlacticacidseparationfromamodelsolutionandafermentationbroth[J].Desalina2tion,2004,163:361-372.[6]XuTW,YangWH.Citricacidproductionbyelectrodial2ysiswithbipolarmembranes[J].ChemEngProcess,2002,41:519-524.[7]NomuraY,IwaharaM,HongoM.Aceticacidproductionbyanelectrodialysisfermentationmethodwithacomput2erizedcontrolsystem[J].ApplEnvironMicrobiol,1988,54(1):137-142.[8]GribH,BonnalL,SandeauxJ,etal.Extractionofam2photericaminoacidsbyanelectromembraneprocess.pHandelectricalstatecontrolbyelectrodialysiswithbipolarmembranes[J].JChemTechnolBiotechnol1998,73(1):64-70.[9]LindstrandV,SundstrÊmG,JnssonA-S.Foulingofelectrodialysismembranesbyorganicsubstances[J].De2salination,2000,128(1):91-102.[10]LindstrandV,JÊnssonA-S,SundstrÊmG.Organicfoulingofelectrodialysismembraneswithandwithoutappliedvoltage[J].Desalination,2000,130(1):73-84.[11]ParkJ-S,LeeH-J,MoonS-H.Determinationofanoptimumfrequencyofsquarewavepowerforfoulingmit2igationindesaltingelectrodialysisinthepresenceofhu2mate[J].SepPurifTechnol,2003,30(2):101-112.[