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    ERUN DFenton߼g(sh)ˮ̎еđ(yng)

    2019-03-15 08:44:51  ԴAh(hun)

    ERUN-DFenton߼g(sh)ˮ̎еđ(yng)
    FentonǞ锵(sh)ğoCW(xu)(yng)֮һ

    1893,W(xu)Fenton HJl(f)F(xin)^(H2O2) crFxFeĻҺЏԌ(dng)r֪ܶЙCᡢoCB(ti)Чʮ@˺낀o@NԇsԘO]б̫ҕ

    M20 o70 Dԇڭh(hun)W(xu)ҵλȥyЙCȾĸķDԇӡȾUˮ͏UˮӏUˮUˮUˮUˮȏUˮ̎wF(xin)˺܏Vđ(yng)

     

    (dng)Dl(f)F(xin)Dԇrв^crFxӷ(yng)ʲôˏ

    ʮ˼O(sh)ܷ(yng)Юa(chn)uɻtԲˏԺ˂һ^VõĻW(xu)(yng)ʽDԇаl(f)ĻW(xu)(yng)

    Fe+H2O2→Fe+OH+ ·OH

    ʽԿ1molH2O2c1molFe(yng)1molFeͬrS1molOH1moluɻ

     

    uɻĴʹ÷DԇЏ(j)ӋpH = 4 ҺOH·ɻ늄ݸ_2. 73 VȻУҺЃHڷ

    ˣ־ЙC؄eͨԇyķPһЩsh(hun)ڷDԇǰȫox

     

    1975 ,*h(hun)W(xu)Walling C ϵy(tng)о˷DԇиɻķNFe Fenton ԇаݵĽɫó»W(xu)(yng)̣

    H2O2 + Fe→ Fe + O2 + 2H

    O2 + Fe→ Fe + O2·

    Կ,Dԇгˮa(chn)1 ĦOH·ɻ,߀S1 Ħ^ɻO2·^ɻ늄ֻ1.3 VԣڷDԇҪõOH·ɻ

     

    DԇᘌһЩ؄eyęCȾCOD၆Fpˮď߀ԭɷ(yng)ԵuɻcyЙCɻ*Чֽ⣨DFentonԇ(yng)C

    Dԇ̎ЧܵUˮȾȣ(yng)pHֵ၆FcpˮıpˮͶӝȵӰ

     

     

     
     
     
     
     
    D၆Füpˮ
     

    DԇҪˎ၆FcpˮcA၆FcpˮͶӰ푵Uˮ̎Ч

    ͨ^򞌢၆FcpˮͶӱóһƲñ׷ɫ

    ٰ{(dio)PHֵͶ၆FͶpˮMDԇͶc̎pHֵ{(dio)(ji)MͶӡ

    ၆FͶӺ󷴑(yng)15MpˮͶ(yng)20~40ټA{(dio)pHֵ̎Ч

     

     

     
     
     
     
     
     

    ڷD^၆FĴͶʹ၆FFxӵĴa(chn)˴F?x)ɴҸڏUˮyԳ

    F(xin)@Nrԭ(sh)၆FcpˮͶӱ]пƺpˮͶ^(yng)ص׌(do)¡F(xin)@Nrͨ^Ͷ۱ϩMЏͨ^ͶʯҷMPHֵ{(dio)(ji)ҸM۳

     

    һˮ̎÷Dķ(yng)lķ(yng)rg_D(yng)MЏصˮͶӷx͵ľ۱ϩԎٳ၆FDһЩɫcCODUˮȥʶ_90%-95%

     

     

     
     
     
     
     
    DFentonUˮ߼̎g(sh)
     

    DFentonUˮ߼̎g(sh)Fe2+H2O2֮g朷(yng)߻ɾЏԵuɻ(·OH)NжyЙCᘌߝyオUˮ̎ǰ̎Ըˮ|(zh)UˮĿm(x)̎턓(chung)l

     

     

     
     
     
     
     
    D(yng)
     

    D(yng)ַQDD(yng)MзD(yng)UˮMи߼ıҪO(sh)

    ɭh(hun)W(wng)߶bڂy(tng)D(yng)ĻA(ch)аl(f)˾Ъؼg(sh)D(yng)O(sh)wʽʹDa(chn)Fe3+󲿷ԽY(ji)Ddwɴpقy(tng)Dļˎa(chn)ĻW(xu)H2O2p10%20%F(xin)e2+p50%70%p40%50%

     

     

     
     
     
     
     
    ̎Uˮ
     

    UˮД(sh)ʮNoCЙC軯軯ȵһЩǸ°ڸȾyĹI(y)Uˮ

    ˆTо÷D̎Uˮ̽ӑӰCODȥʵ_m˵IJlڴ˗lUˮCODȥ_88.9%. H2023(׃)CODȥʿ92%

     

    ˆTо˷D/f(xi)ͬ̎Uˮ(jng)̎ijˮY(ji)(jng)̎ˮ_ҶŷŘ˜

    m(x)ٽ(jng)̎*ˮɷ(wn)_һŷŘ˜оԇ߀ͨ^|(zh)ֲСЙCMʾ˽Uˮ̎ˮ|(zh)MɼڷD/f(xi)ͬ̎Ⱦ׃Ҏ(gu)ɡ

     

     

     
     
     
     
     
    ̎BVҺ
     

    BVҺһNMɳɷ֏(f)sˮȾˮЭh(hun)(gu)ɇ{京жNжкyЙCÂy(tng)̎ͬBVҺĽMɡȲͬBVҺ̎ЧˆTоҪǏĽCODȥĻЙC

    B͸Һеđ(yng)M÷D̎BVҺԇ(yng)Bm(x)Ĕl(f)M(dng)ԇm(dng)rCODȥʿ_67.5%Ķ˿Mһ̎

     

    όNUˮо֪÷Dԇ̎UˮcһǷ(yng)ӿ(yng)Եĭh(hun)УسlغDzҪO(sh)Ӌ(f)sķ(yng)ϵy(tng)O(sh)了ܺС

    ˆTJDԇԏ(yng)^пԌȾص׵?z)oH2O2ӷ(yng)ʣзֽ࣬ͬrҲõЧ

     

    Fentonԇ̎NUˮĕr䷴(yng)le@ͷFentonԇĹI(y)(yng)


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