- g(sh)
ERUN DFenton(j)g(sh)ˮ̎еđ(yng)
2019-03-15 08:44:51 (li)ԴA(rn)h(hun)ERUN-DFenton(j)g(sh)ˮ̎еđ(yng)
FentonǞ锵(sh)ğo(w)C(j)W(xu)(yng)֮һ1893,W(xu)Fenton HJl(f)F(xin)^(gu)(H2O2) cr(ji)FxFeĻҺЏ(qing)Ԍ(dng)r(sh)֪ܶЙC(j)ᡢo(w)C(j)B(ti)Чʮ@˺낀(g)o(j)У@Nԇs?yn)ԘO(qing)]б̫ҕ
M(jn)20 o(j)70 Dԇڭh(hun)W(xu)ҵλȥyЙC(j)ȾĸķDԇӡȾUˮ͏UˮӏUˮUˮUˮUˮȏUˮ̎wF(xin)˺Vđ(yng)
(dng)Dl(f)F(xin)Dԇr(sh)в^(gu)cr(ji)Fxӷ(yng)ʲôˏ(qing)
ʮ˼O(sh)ܷ(yng)Юa(chn)uɻtԲ(hu)ˏ(qing)Ժ˂һ(g)^VõĻW(xu)(yng)ʽ(li)Dԇаl(f)ĻW(xu)(yng)
Fe+H2O2→Fe+OH+ ·OH
ʽԿ1molH2O2c1molFe(yng)1molFeͬr(sh)S1molOH1moluɻ
uɻĴʹ÷DԇЏ(qing)(j)Ӌ(j)pH = 4 ҺУOH·ɻ늄(sh)_(d)2. 73 VȻУҺЃHڷ
־ЙC(j)eͨԇyķPһЩsh(hun)ڷDԇǰȫo(w)x
1975 ,(gu)*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^(gu)ɻO2·^(gu)ɻ늄(sh)ֻ1.3 VڷDԇҪõOH·ɻ
Dԇᘌ(du)һЩeyęC(j)ȾCOD၆Fpˮď(qing)߀ԭɷ(yng)(qing)ԵuɻcyЙC(j)ɻ*Чֽ⣨DFentonԇ(yng)C(j)
Dԇ̎ЧܵUˮȾȣ(yng)pHֵ၆FcpˮıpˮͶӝȵӰ푡
D၆Füpˮ DԇҪˎ၆FcpˮcA၆FcpˮͶ(hu)Ӱ푵Uˮ̎Ч
ͨ^(gu)(sh)(yn)၆FcpˮͶӱóһƲñɫ
ٰ{(dio)PHֵͶ၆FͶpˮM(jn)DԇͶc̎pHֵ{(dio)(ji)M(jn)Ͷӡ
၆FͶӺ(yng)15M(jn)pˮͶ(yng)20~40ټA{(dio)pHֵ̎Ч
D̎ ڷD^(gu)၆FĴͶӣʹ၆FFxӵĴa(chn)˴F?x)ɴҸڏUˮyԳ
F(xin)@Nrԭ(sh)၆FcpˮͶӱ]пƺpˮͶ^(gu)(yng)ص(do)¡F(xin)@Nrͨ^(gu)Ͷ۱ϩM(jn)Џ(qing)ͨ^(gu)ͶʯҷM(jn)PHֵ{(dio)(ji)(du)ҸM(jn)۳
һˮ̎÷Dķ(yng)lķ(yng)r(sh)g_D(yng)M(jn)ЏصˮͶӷx͵ľ۱ϩԎٳ၆FD(du)һЩɫcCODUˮȥʶ_(d)90%-95%
DFentonUˮ(j)̎g(sh) DFentonUˮ(j)̎g(sh)Fe2+H2O2֮g朷(yng)ɾЏ(qing)Եuɻ(·OH)NжyЙC(j)ᘌ(du)ߝyオUˮ̎ǰ̎Ըˮ|(zh)UˮĿm(x)̎턓(chung)l
D(yng) D(yng)ַQDD(yng)M(jn)зD(yng)(du)UˮM(jn)и(j)ıҪO(sh)
ɭh(hun)W(wng)߶bڂy(tng)D(yng)ĻA(ch)ϣаl(f)˾Ъ(d)ؼg(sh)D(yng)O(sh)wʽʹDa(chn)Fe3+ԽY(ji)Ddw棬ɴpقy(tng)Dļˎa(chn)ĻW(xu)H2O2p10%20%F(xin)e2+p50%70%p40%50%
̎Uˮ UˮД(sh)ʮNo(w)C(j)ЙC(j)軯軯ȵȣһЩǸ°ڸȾyĹI(y)Uˮ
(sh)(yn)ˆTо÷D̎Uˮ̽ӑӰCODȥʵأ_m˵IJlڴ˗l£UˮCODȥ_(d)88.9%. H2023(׃)CODȥʿ92%
(sh)(yn)ˆTо˷D/f(xi)ͬ̎Uˮ(jng)̎ijˮY(ji)(jng)̎ˮ_(d)(gu)Ҷ(j)ŷŘ(bio)(zhn)
m(x)ٽ(jng)̎*ˮɷ(wn)_(d)(gu)һ(j)ŷŘ(bio)(zhn)оԇ(yn)߀ͨ^(gu)(du)|(zh)ֲСЙC(j)Mʾ˽Uˮ̎ˮ|(zh)MɼڷD/f(xi)ͬ̎Ⱦ׃Ҏ(gu)
̎BVҺ BVҺһNMɳɷ֏(f)sˮ(hu)Ⱦˮ(du)Эh(hun)(gu)ɇ(yn){京жNжкyЙC(j)Ây(tng)(li)̎ͬ(chng)BVҺĽMɡȲͬ(du)BVҺ̎Ч(sh)(yn)ˆTоҪǏĽCODȥĻЙC(j)(li)졣
BҺеđ(yng)M(jn)÷D̎BVҺԇ(yn)(yng)Bm(x)Ĕl(f)M(jn)(dng)ԇm(dng)r(sh)CODȥʿ_(d)67.5%Ķ˿M(jn)һ̎
ό(du)NUˮо֪÷Dԇ̎Uˮc(din)һǷ(yng)(dng)(yng)Եĭh(hun)سlغDzҪO(sh)Ӌ(j)(f)sķ(yng)ϵy(tng)O(sh)了(jin)ΡܺС
(sh)(yn)ˆTJ(rn)Dԇԏ(qing)(yng)^(gu)пԌȾص?z)oH2O2ӷ(yng)ʣзֽ࣬ͬr(sh)ҲõЧ
Fentonԇ̎NUˮĕr(sh)䷴(yng)le@ͷFentonԇĹI(y)(yng)
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