电催化氧化技术在含酚废水处理中的应用

CHEMICALINDUSTRYANDENGINEERINGPROGRESS(,200092),,;pH;;;;;X70311A10006613(2005)08086005ApplicationofElectrochemicalOxidationProcesstoPhenolicWastewaterTreatmentZhangFang,LiGuangming,HuHuikang,ShengYi,WangHua(StateKeyLabofPollutionControlandResourceReuse,TongjiUniversity,Shanghai200092)AbstractTheresearchprogressofplateelectrodeandthreedimensionalelectrodeisintroduced.Incontrasttotraditionalplateelectrode,threedimensionalelectrodehassuchadvantages,asenhancedareavolumeratio,highcurrentefficiencyandunitspacetimeyield.Factorsaffectingtheremovalefficiencyarereviewed,includingelectrolyte,pH,currentdensity,initialconcentrationandtemperature.Themechanismsandkineticsarediscussed,andthemaincauseofanodedeactivationisanalyzed.Keywordsphenolicwastewater;electrochemicaloxidation;influencefactors;kinetics,,,1t750L60042000mg/L,,200mg/L,[1](EPA)129,(electrochemicaloxidation,ECO),,ECO,,ECO12050,,,,,,,,,,,,,[2]20050301;20050419(No150378066)(1976),,,02165987903;Emailzf0219@1631com0682005248转载[3](flowby)470mg/L940mg/L1880mg/L,117V8h60%60%55%,31h,;,,ComninellisPulgarin[4]PtTi/SnO27070Ah/dm350mA/cm2,1974mg/L;,ComninellisNerini[5]Ti/SnO2Ti/IrO2,NaCl5015Ah/dm3100mA/cm2NaCl2513g/L,940mg/L,NaClTi/IrO2,Ti/SnO2,120g/LNaCl6114mA/cm2,10min450mg/L56%,20min78%,40min;3100mg/L5417mA/cm21h115h2h3h,42%71%81%98%,,[6]Caizares[7]1ECO3:7,,112,SbSnO2,Ti/SnO2Sb2O51100A/m2,613kAh/kg,5kWh/kg(COD)[8]Sharifian[9]PbO2,1mol/LH2SO42A1mL/s,1316mg/L6h10h,PbO2,:2,33,4[10],,,H2O25L/min30V,200,30min1350mg/LCOD,MnO2[11],,30%40%[12]2211ECO,,Na2SO4H2SO4NaOHK2SO4,NaCl,Cl-,Cl-,211872VCl2,HOCl,1688:中国科技论文在线[4,13],,,,,;,,212pHpHpH,pH312,pH12ECOOH,pH12,,,,PbO2,2500mg/L4025Ah,pH12COD75%,pH013COD71%[13],[14]pH3,,CO2,pH,1,4,;,,CO2,CO2CO2-3HCO-3[15]213Comninellis[4],(EOI),,,Iniesta[13]Polcaro[15],Comninellis,KÊrbahti[16],,GattrellKirk[2],,;,,,ECO,2143[6,9]:,;50,,,;,,CO201014mol/L,115h50,2520%,CO2()5%,,10h5084%CO2,25CO253%[9]2545,2314mA/cm23213mA/cm2,55%[16],,,3540,DSA80215,,,,,,;482mg/L2h,;2246mg/L,[16]3ECO,,268200524中国科技论文在线(10-6s),ECO,,Cl-[17]Comninellis[3]Ti/SnO2Sb2O5,2[14]Steve[18],3:,;;CO2H2O2Comninellis[14](ICE)3:ICE,;ICE,;ICE0,3CO2,CO2Polcaro[15],,,,KÊrbahti[16],NaCl,,256135mg/(dm3min),Arrhenius1019kJ/mol106811mg/(dm3min),KiesoSmith[19],Comninellis[4]Lin[20]60mg/LH2O2pH3,,,,,RivasAtwater[16],k011094013564s-1Iniesta[13],ln([PhOH]/[PhOH]0),,61110-5m/s,GonzalezGarca712210-5m/s4ECO,,,,,pH(pH9)(50)(30mA/cm2)(50mmol/L),[14],[9],ECO,:C6H5(OH)+OHC6H5O,,20040000[7],,;,,,,:22,642,42,4,6:,OHOH;,()2,62,,[21]3688:中国科技论文在线:,1GonzalezG.[J].Bioresour.Technol.,2001,80(2):1371422,,.[J].,1998,18(1):583GattrellM,KirkDW.[J].Can.J.Chem.Eng.,1990,68:99710034ComninellisC,PulgarinC.[J].J.Appl.Electrochem.,1993,23(2):1081125ComninellisC,NeriniA.[J].J.Appl.Electrochem.,1995,25(1):23286KÊrbahtiBahadirK,TanyolacAbdurrahman.[J].Water.Res.,2003,37(7):150515147CaizaresP,DomnguezJA,RodrigoMA.[J].Ind.Eng.Chem.Res.,1999,38(10):377937858EFockedey,LierdeAV[J].Water.Res.,2002,36(16):416941759SharifianH,KirkDW.[J].J.Electrochem.Soc.,1986,133(5):92192410.[D].:,199911XiongY,HeC,HansT.[J].Chemosphere,2003,50(1):13113612,.[J].,2003,18(5):454713IniestaJ,GonzlezGarca,ExpsitoE.[J].Water.Res.,2001,35(14):3291330014ComninellisCH,PulgarinC.[J].J.Appl.Electrochem.,1991,21(8):70370815PolcaroAM,VaccaA,PalmasS.[J].J.Appl.Electrochem.,2003,33(10):88589216KÊrbahtlBahadirK,SalihBekir,TanyolacAbdurrahman.[J].J.Chem.Technol.Biotechnol.,2002,77(1):707617.DSA[D].:,200018ChangCC,WenTC.[J].J.Appl.Electrochem.,1997,27(3):35536319SmithdeSucre,Watkinson.[J].Can.J.Chem.Eng.,1981,59(1):525920LinSH,ShyuCT,SunMC.[J].Water.Res.,1998,32(4):1059106621UretaZaÌartnMS,BustosP,DiezMC.[J].ElectrochimicaActa,2001,46(16):25452551()468200524中国科技论文在线