高温强化电化学法处理磷霉素钠制药废水试验研究肖宏康

Vol.1,No.2Mar.,2011　　　　　　　JournalofEnvironmentalEngineeringTechnology1,220113　:2010-10-11　:(2008ZX07208-003);(20100470399);(2010KYYW15)　:(1985—),,,,[e-mail]＊:(1967—),,,,,[e-mail]:1674-991X(2011)02-0106-05肖宏康1,2,肖书虎1,宋永会1＊,张国芳1,2,曾萍1,邵红2,李辉21.,　1000122.,　110142　:RuO2Ti,,,NaCl,pH。:80℃,NaCl0.2molL,pH3.42,4.0A,180min,CODCr120861375mgL4278502mgL,64.7%63.5%,BOD5CODCr0.190.34,。:;;;RuO2Ti:X787　　　:A　　　DOI:10.3969j.issn.1674-991X.2011.02.018High-temperatureEnhancedElectrochemicalTreatmentofFosfomycinSodiumPharmaceuticalWastewaterXIAOHong-kang1,2,XIAOShu-hu1,SONGYong-hui1,ZHANGGuo-fang1,2,ZENGPing1,SHAOHong2,LIHui21.DepartmentofUrbanWaterEnvironmentalResearch,ChineseResearchAcademyofEnvironmentalSciences,Beijing100012,China2.CollegeofEnvironmentalandBiologicalEngineering,ShenyangUniversityofChemicalTechnology,Shenyang110142,ChinaAbstract:TheeffectofelectrochemicaltreatmentforfosfomycinsodiumpharmaceuticalwastewaterusingRuO2Tiasanodewasinvestigated.Theinfluencesoftemperature,NaClconcentration,initialpHandelectriccurrentonthedegradationofCODCrandorganicphosphoruswerestudiedindetails.Theresultsshowedthatundertheconditionsofreactiontemperature80℃,concentrationofNaCl0.2molL,initialpH3.42andelectriccurrent4.0A,theconcentrationofCODCrandorganicphosphoruscoulddegradefrom12086and1375mgLto4278and502mgL,withtheremovalratesofCODCrandorganicphosphorusbeingover64.7%and63.5%,respectively.ThebiodegradabilityofwastewaterwasimprovedsignificantlywiththeBOD5CODCrratioincreasingfrom0.19to0.34.Keywords:fosfomycinsodium;pharmaceuticalwastewater;electrochemicaltreatment;RuO2Tianode(C3H5Na2O4P,1)[1],,、,、,(OP)、、。,、、-2:[2-4]。,,。,,,,,。1　Fig.1　Structuralmolecularoffosfomycinsodium、、,,。[5-15],,。,“”,、、pH,。1　1.1　、、,2。500mL;(AMRFLmodel:LPS302A35V10A,)。10cm×6cmTiRuO2Ti;CJJ79-1;pHH2SO4,720APLUSBenchtoppH。2　Fig.2　Schematicdiagramofbenchscaleexperimentaldevice1.2　500mL,(NaCl),,,、、pH,,CODCr,(TP),(PO43--P),,(1)CODCr(η):η=(1-CtC0)×100%(1),C0CODCr,mgL;CttCODCr,mgL。1.3　,1。CODCr(UV-6100,),,BOD5,DDS-307()[16]。1　Table1　QualityoffosfomycinsodiumpharmaceuticalwastewaterpHCODCr(mgL)BOD5(mgL)BOD5CODCrPO43--P(mgL)TP(mgL)(μScm)10.50～11.1511500～120001500～20000.14～0.17180～2401200～140072202　2.1　2.1.1　,,,:,。500mL,4.0A,·107·1NaCl0.2molL,pH7.00,0.5cm,,20,5580℃,,,3。3　CODCrFig.3　EffectofreacttemperatureonCODCrandOPremovalrate3,CODCr,20℃(),180min,CODCr34.0%24.3%,80℃,CODCr57.4%50.4%,23.4%26.1%,。,2:1);2),CO2。,,;,,,,。,,,,;。,80℃。2.1.2　500mL,4.0A,pH7.05,0.5cm,80℃,NaCl,4。4　NaClCODCrFig.4　EffectofchlorideconcentrationonCODCrandOPremovalrateCl-,,Cl-Cl2,。4,NaCl,CODCr90～180min,Cl-CODCr。30～150min,Cl-;180min,NaCl0.20.3molL,,55%。NaCl,,NaCl0.2molL。·108·2:2.1.3　pH500mL,4.0A,80℃,NaCl0.2molL,0.5cm,pH10.62,pH,pH,5。5　pHCODCrFig.5　EffectofpHonCODCrandOPremovalratepH。5,pH3.42,,180min,CODCr64.6%62.7%。,Levis,C—P,,,;,,,,。pH3.42,,pH6.70,pH。,pH3.42。2.1.4　500mL,80℃,NaCl0.2molL,pH3.42,0.5cm,,,6。6　CODCrFig.6　EffectofelectriccurrentonCODCrandOPremovalrate6,CODCr,4.0A,60min,,,,。,。180min,CODCr120861375mgL4254502mgL,64.8%63.5%。,4.0A。2.2　,(80℃,NaCl0.2molL,pH3.42,4.0A,0.5cm),,7。·109·17　Fig.7　ChangesofbiodegradabilityofwastewaterwithtimeBOD5CODCr0.3,。7,,,180min,BOD5CODCr0.190.34,;,。,,。3　(1),,,CODCr23.4%26.1%。(2):80℃,(NaCl)0.2molL,pH3.42,4.0A,0.5cm。,180min,CODCr120861375mgL4254502mgL,64.8%63.5%,BOD5CODCr0.190.34,。[1]　.[D].:,2004:11-25.[2]　,,.---[J].,2008,28(3):72-75.[3]　,,.[J].:,2008,38(6):1020-1024.[4]　,.[J].,2008,20(5):66-68.[5]　,,,.[M].:,2002.[6]　,,,.[J].,2008,39(3):59-61.[7]　,,.[J].:,2005,19(2):49-53.[8]　SZPYRKOWICZL.Applicationofelectrochemicaloxidationfortreatmentofindustrialwastewater:theinfluenceofreactorhydro-dynamicsondirectandmediatedprocesses[J].JournalofChem-icalTechnologyBiotechnology,2006,81(8):1375-1383.[9]　YAVUZY,KOPARALAS.Electrochemicaloxidationofphenolinaparallelplatereactorusingrutheniummixedmetaloxideelectrode[J].JHazardMateri,2006,136(2):296-302.[10]　,.[J].,2005,24(1):52-56.[11]　SZPYRKOWICZL,RADAELLIM.Scale-upofanelectrochemi-calreactorfortreatmentofindustrialwastewaterwithanelectro-chemicalgeneratedredoxmediator[J].JAppliedElectrochemis-try,2006,36(10):1151-1156.[12]　KIMS,KIMTH,PARKC,etal.ElectrochemicaloxidationofpolyvinylalcoholusingaRuO2Tianode[J].Desalination,2003,155:49-57.[13]　GVENG,PERENDECIA.Electrochemicaltreatmentofsimula-tedbeetsugarfactorywastewater[J].ChemicalEngineeringJour-nal,2009,151:149-159.[14]　SATHISHM,VIAWANATHRP.Electrochemicaldegradationofaqueousphenolsusinggraphiteelectrodeinadividedelectrolyticcell[J].TheKoreanJournalofChemicalEngineering,2005,22(3):358-363.[15]　,,.TiRuO2-Pt[J].,2008,31(8):84-87.[16]　.[M].4.:,2002.★·110·