Fenton技术在废水处理的应用及改良案例

Fenton2016-03-18Fenton(OH)H2O2+Fe2+?OH+OH-+Fe3+Fe(OH)3FentonH2O2Fe2+pHFenton1()PHpH1520~40pH2PAMPHORPPAMPH31Fenton1000mg/L)99.8%84.0%2pH=3-6FeS04H202CO2H2O(PAP)PAP96%-98%H2023HO23030min97%60minCOD70%4CODBFecl3,COD99.6%95.3%5CODFenton2,4-(2,4-D)2,4-D200mg/I,H202200mg/L,Fe2+40200mg/L,pH3.510min85%,TOC80%6//7CODCOD67.5%H2O:FentonFenton4()PH5PH120%11%23)4PH5F26COD0mg/L50mg/L6-Fenton-Fenton0.2~0.5mm1~2mmH2O2+Fe2+?OH+Fe(OH)2+FeOOHH2O2+FeOOH70%H2O2COD50~1000mg/lA:FBRFBR-FentonFBR-FentonFBRFBR-FentonB:FentonFeSO4H2O2Ca(OH)2C:D:(FBR-Fenton)FBR-Fenton:SS(mg/l)3030,COD(mg/l)80~11050.PCBCOD50mg/LCOD50mg/LFenton-FBRFentonOH-FentonFentonFentonH2O2/FeOOHFeOHFentonFentonCODpHCODCODFentonABS