- g(sh)
ERUN DFentong(sh)ˮ̎еđ(yng)
2019-03-15 08:44:51 ԴAh(hun)ERUN-DFentong(sh)ˮ̎еđ(yng)
FentonǞ锵(sh)ğoCW(xu)(yng)֮һ1893,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־ЙCeͨԇyķPһЩsh(hun)ڷDԇǰȫox
1975 ,*h(hun)W(xu)Walling C ϵy(tng)о˷DԇиɻķNFe 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
DԇᘌһЩeyęCȾCOD၆Fpˮď߀ԭɷ(yng)ԵuɻcyЙCɻ*Чֽ⣨DFentonԇ(yng)C
Dԇ̎ЧܵUˮȾȣ(yng)pHֵ၆FcpˮıpˮͶӝȵӰ
D၆Füpˮ DԇҪˎ၆FcpˮcA၆FcpˮͶӰ푵Uˮ̎Ч
ͨ^၆FcpˮͶӱóһƲñɫ
ٰ{(dio)PHֵͶ၆FͶpˮMDԇͶc̎pHֵ{(dio)(ji)MͶӡ
၆FͶӺ(yng)15MpˮͶ(yng)20~40ټA{(dio)pHֵ̎Ч
D̎ 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%
DFentonUˮ̎g(sh) DFentonUˮ̎g(sh)Fe2+H2O2֮g朷(yng)ɾЏԵuɻ(·OH)NжyЙCᘌߝyオUˮ̎ǰ̎Ըˮ|(zh)UˮĿm(x)̎턓(chung)l
D(yng) D(yng)ַQDD(yng)MзD(yng)UˮMиıҪO(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
BҺеđ(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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