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gDڸߝȏUˮ̎еđ1g g(Advanced Oxidation Processes)xɮa•OHɻ^øɻMЙCﲢc֮ĶƉ̈́ӽY_ȥЙCĿFЧ̎ Fenton̎uЙCďUˮr@xuȡ͡uuȡλáL朵ͶȌFenton̎Чڲ̶ͬȵӰY:һԪuFentonM,һԪuЏҵ;̼ԭӔͬuͬr,Su䌦FentonӰu½;һԪ̼ԭӂԽ,t䌦FentonԽ@;朵IJͶȌFentonӰҲDzͬ,֬岻uFenton̎Чܲ,huܺõ̎Ч;Lcuͬr,S朵Lu,䌦FentonS֮½,FõЧͬwϵеuɻaÁֱДDԇЧƳ̶}_ʽӜ،Ҝ·DԇЧM,ҼӟlԽ,ЧԽ@ 2DԇCо FentonlFDԇrв^crFxӷʲôˏ20˼OܷЮa˽ɻH2O:ڴFe3+(Fe2+)ĴܸЧʵطֽɾЏؓԻH(H569.3KJĽɻ(•OH ),•OH ˮwеЙCȾʹKVC02,H20oC}С|ӋpH=4ҺУ-OHλ_2.73 VҺЃHښᡣͨԇy־ЙCeǷPһЩshDԇеĽ^ֶԟox 2.1 FentonԇaķCо PDԇķCһNоJǟoC֮gķFe2+,Fe3+,H202, •OH,HO2•02-•@һķDwϵжڵ@ַęCоҪͨ^W@MķxɣоҪǮa9ɻɻN߀ǮaFĵĸ߃r˲BNоˆTlFɻIJ@ڲ@102•ɻͬr-OHɻĸӰ푵HO2•ɻIJ@˷NlFоˆT˸ܵɻĮaC@ҲǷD^ęCՓȻֱFFڷдڵΑBȷ߀кܶ}Ҫоᘌ@һFһЩWSg^w{ҪЎN:pHֵ2.5һ4.5֮gr͝ȵFe2+ҪFe(OH)(H20)52+ʽ@İlH2O2Fe2+ĵһλwϰlλQSlwȶӵDƷF4+ďͺFe(oH)3(H2O)4+gw^ma•OHFe(oH)(H2O)52+^mcH2O2:lʹFe2+ѭh 2.2 FentonԇЙCеķCо ˂оDԇcЙCPga֮gķҎ;оDԇͬЙCĄW˲ͬĄWģ@NоָFentonԇĹI ̽ӑDԇȷӵķҪоpHH202Fe2+ӰоаlF̫ҺеH+^^H3O2+ڣЙCڏԭhвֽFe3+ܱ߀ԭFe2+衣CܵFe2+ȵӰ푣Fe2+Ǯa•OHPIDԇֽСЙCһ֕ٷֽһ֕Fe2+γɷĻyMһֻҪH:ЙCĽⷴ^mȥɌYópH=2-4rЙCĽʰlڶ̶̵Ď֮@ȷӝȁfһķʳFe2+^ijʼȡlFܵgЙCaӰ푘O˄Wоԓ]gaӰ푡ȌgĄWMоքeH202Fe2+pHֵضSrg׃ԓоһԪԻؚwķͬrggĚȌrgPM˶lFgһWģʽõԓı^ʳͻVCоlFg^еҪgaϩڽɻcgķʳЙCķʳ10]WWՓڷDԇⷴͶӵķDԇȫgrgɱȥʹⷴKֹڮaAڌHyIUˮ̎ԸҪ÷DԇgyUˮA̎m̎ṩõķlDԇͶ^rԌgaЙCMһСӻֱ̼ˮDԇcЙCﷴĄWMо˽ЙCڷDԇеķṂҺmķͣrgͷļʳĶIЙCUˮ̎OӋṩԌՓ 3DڸߝȏUˮ̎ео Fentonԇкԛ]xmNUˮ̎ 3.1 ̎軯 軯DŽԵ|ڏUˮŷжҪ軯ĺ DԇЧ̎軯̎^x軯փɲֽ⡣ _˹Wо˲Fentonԇ̎軯軯ďUˮ|Ⱦ1000mg/L)ǰʞ99.8%ʞ84.0% 3.2 ̎ |^ߵĶw°ãyĹIЙCUˮDԇ̎ӡȴӵȶNЧOҜpH=3-6FeS04ڵr£H202ɿƉķӽY^ȌhўԪᣬCO2H2O о÷Dԇ̎팦(PAP)̽ӑӰ̎YxėlPAPȥʞ96%-98%Uˮɫ@׃\ˏUˮﶾˏUˮオ˿ֱӽȷ|⣬߀÷Dԇ̎gǰ̎^̣ʹUˮĶԽͣ÷Dԇ̎ȷӵďUˮrhˆT^쵽A̎в÷DԇcֻH202ȣںm̎^ȷӵ@ 3.3 ̎ȾϏUˮ ӡȾUˮĽMɷdzsԱhĵijhshYڸ߶ȷи°ԵďUˮyԽдȾϺĿǰȾϏUˮҪ}ǚȾaɫȾϏUˮɫԴȾϷӵĹwϵDԇԗlHO•܉@NYʹ֮׃ɟoɫЙCMһV÷DȾϏUˮM̎иЧͺoȾăݡhˆTо÷DԇֱȾlFȾϷֽ2Mеһܿ죬ڶ^ڃl3030 minȣȾ97%ɱ60 minCODȥ70% 3.4 ̎ȾgwȾUˮ ȾgwUˮгдĸNȡCODɫȸߵcĿǰ^y̎ĹIUˮ֮һ÷Dԇ̎UˮļhˆTоҲm_չȡЧ о÷Dԇ̎BһcFecl3,Mл̎÷Dԇm˵ėlUˮCODɫȥʷքe_99.6%95.3%̎Uˮ_ŷŘ˜ 3.5 ̎rˎݸ좣Uˮ rˎUˮһNyЙCUˮCODԴyオcᘌ@cFһЩFentonM̎о hˆTо÷DcD2,4-ȱϩ(2,4-D)̽˷lЧӰ2,4-D|Ȟ200m g/I,H202|Ȟ200mg/L,Fe 2+|Ȟ40200m g/L,pH3.5r£10 minʹrˎĽ_85%, TOCȥҲ_80% 3.6 ̎Uˮ UˮДʮNoCЙC軯軯ȵȣһЩǸ°ڸȾyĹIUˮ ˆTо÷D̎Uˮ̽ӑӰCODȥʵ_m˵IJlڴ˗lUˮCODȥ_88.9%. H2023(׃)CODȥʿ92% ˆTо˷D/fͬ̎Uˮ̎ijˮY̎ˮ_ҶŷŘ˜mٽ̎ˮɷ_һŷŘ˜оԇ߀ͨ^|ֲСЙCMʾ˽Uˮ̎ˮ|MɼڷD/fͬ̎Ⱦ׃Ҏ 3.7 ̎BVҺ BVҺһNMɳɷ֏sˮȾˮЭhɇ{京жNжкyЙCÂy̎ͬBVҺĽMȲͬBVҺ̎ЧʣhˆTоҪǏĽCODȥĻЙC BҺеđãM÷D̎BVҺԇBmĔlMУԇmrCODȥʿ_67.5%Ķ˿Mһ̎ όNUˮо֪÷Dԇ̎UˮcһǷӿԵĭhسlغDzҪOӋsķϵyO了ܺСhˆTJDԇԏ^пԌȾص؟oH2O:ӷʣзֽͬrҲõЧ Fentonԇ̎NUˮĕr䷴le@ͷFentonԇĹIá 4YՓ FentonǮҪAOP֮һFentonжЙCȾ̎^õĽЧʼ^đ÷ڌо߀ڌHĹI\õЧFڇȵĴ͵Ļ@^ᳫѭhģʽÆһˮ̎S̎ԓ^ежUˮϣ_UˮõĿ һ̎ģʽ̎ˏsďUˮ_ܺõЧFentonһNdzЧďUˮAֶ̎ΣȿڏUˮ̎жߏUˮĿֿ̎ϵyĩM̎̎g_ˮԌFѭhõĿ PԴ ˾СˮѡԴhLּ\¡AĽIÓЧĤȾgо_lV\tˎӡȾBֳlˮIȾ ˾нIIY|CȟIаȫaSChȾ̿аҼChȾι̌OӋҼCrӋIҸ¼gI㽭ʡƼI^ʾIʡəཻĒIIa851567иȾg30헡 |