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y(tng)yオЙC(j)ۏUˮ̎¼g(sh)

  l(f)ڣ2017-08-03  c(din)870

       ۏUˮ京г^h(hun)SĻW(xu)|(zh)ˮh(hun)Ⱦஔ(dng)ЙC(j)ġۏUˮ̎΢ķN(sh)wxÏ(qing)c(din)ۏUˮпYõЙC(j)M(jn)зֽD(zhun)^

    ˮ̶̎ĿǰҪȡۏUˮ(BOD5)cˮtW(xu)(COD)ıֵM(jn)бʾҲۏUˮĿ(B/C)(j)оͽ(jng)(yn)Y(ji)(dng)B/C0.45r(sh)QOۏUˮ܃(yu)(jng)^wš̎Ϳֱӷϭh(hun)Ҫ;(dng)B/C0.3~0.45r(sh)QۏUˮۏUˮ(jng)wˇ̎ˮɝMh(hun)Ҫ;(dng)B/C0.2~0.3r(sh)QۏUˮпɲ﷽̎̎ˇˇ߀M(jn)һ(qing)m(x)̎ˇܷϭh(hun)ŷҪ;(dng)B/C0.1~0.2r(sh)QyۏUˮmɲ̎ˇͨ^(qing)ǰ̎ͬr(sh)ӏ(qing)m(x)̎;B/CС0.1rtQOy˷NrۏUˮ̎wˇt迼]xþи̎Чﻯ򻯌W(xu)ˇ̎ˇѲǃ(yu)x(xing)

    1yオЙC(j)UˮāԴˮ|(zh)

    yオЙC(j)UˮҪָС0.2߀^m(x)̎ˮԴdzVwԷ֞һˮ̎ˮβˮ;ڶǸߝԺõUˮ̎ˮ;Lj@^(q)CϏUˮ̎ˮ;ﶾԴĹI(y)Uˮˮ

    һˮ̎ˮԴdzС(zhn)ԼˆTסصˮ@ˮwˮ󡢠IB(yng)^SCOD100~300 mg/L(B/C0.3)(jng)wš̎ԭˮеĴ󲿷ЙC(j)õdzֵĽ⣬ˮеЙC(j)ҪЃһˮбʹڵ΢̎^ʣyе“Ӳ^”΢ڷֽۏUˮеЙC(j)r(sh)®a(chn)Ĵxa(chn)߶yオⲿ˳ˮmȻ_(d)ԭŷŘ(bio)(zhn)ȻĴ0.30.2Ҍ(sh)µŷŘ(bio)(zhn)ڳˮ̎njyオЙC(j)ȥ@ȞҪ

    ڶߝԺõUˮ̎ˮԴB(yng)ֳUˮBVҺʳƷИI(y)ӹUˮ@ˮһc(din)^ƫh(yun)߅ȱٶ{̎O(sh)ʩ΂(g)I(y)ˮҎ(gu)ģһÿ100~300 m³@ˮIB(yng)mSԺCODdz_(d)5000~20000 mg/L(jng)ˇ̎COD1500~2 000 mg/LȻ0.3~0.60.1£ȲܝMŷҪҲM㲻˻Ҫ^m(x)M(jn)һ̎

    @^(q)CϏUˮ̎ˮԴҪ鹤I(y)@^(q)ˮc@^(q)I(y)I(y)ŷŵĽ(jng)^̎P(gun)ҪˮĻˮ@ˮĿw鹤I(y)ŷˮCOD100~500 mg/LȱIB(yng)ԲB/CС0.20.1c@^(q)ˮϺIB(yng)mиˮ٣γɵľCϏUˮyȡһˇM(jn)_(d)(bio)̎횽(jng)̎ܝMûŷҪ

    ﶾԴĹI(y)Uˮˮ@ˮԴڹI(y)I(y)a(chn)ˮҎ(gu)ģI(y)a(chn)ͬкܴͬеŷȾȲHdzߣ׃ȴҾa(chn)ŷˮŷ3~5 m³ˮ|(zh)׃sdzCOD3 000~200000 mg/L;ijЩxVI(y)ŷˮŷ1~2 m³CODs_(d)130000 mg/LеŷȾ׃^СƸUˮӡȾUˮ켈Uˮ@I(y)ŷ_(d)2000~5000 m³CODsֻ2000~4000 mg/L׃@ˮڠIB(yng)ȱԲﶾԴڵ͵yオЙC(j)UˮxȡҎ(gu)šg(sh)M(jn)̎ˮCODҪ_(d)500 mg/L100 mg/LµŷҪஔ(dng)y

    2F(xin)yオUˮ̎g(sh)

    F(xin)yオUˮ̎g(sh)ĿǰҪл̿g(sh)B͸Ĥg(sh)΢늽⼼g(sh)⻯W(xu)/g(sh)Dg(sh)g(sh)ԼRg(sh)ȣ@Щg(sh)ٶyオUˮˮ̎еõ̶ͬȵđ(yng)ǻ̿g(sh)B͸Ĥg(sh)(yng)^ձ

    ̿g(sh)ͨ^̿|(zh)ĶսY(ji)(gu)܌ˮyオĴ|(zh)̿Ķ׽|(zh)Y(ji)(gu)УĶͳˮЙC(j)ĝȾֻD(zhun)]M(jn)Џص׵ķֽ̎ˣ(dng)̿_(d)ƽ͕r(sh)Ҫ̿M(jn)̎ڻ̿һrˮȾԽ_(d)ͻƽĕr(sh)gԽL̎ˮԽ࣬ͨû̿M(jn)нӽMŷҪβˮ̎

    B͸Ĥxg(sh)ˮ|(zh)ͬȲͬB͸@ԭͨ^Ӊʽˮĺ|(zh)ӷNࡢȸߵһ(c)ͨ^ĤM(jn)뵽|(zh)ӷNȵ͵һ(c)xB͸Ĥxg(sh)ķxЧʻa(chn)ˮЧ50%~75%(jng)^B͸Ĥxˮˮ|(zh)^ãֱӻûŷxЙC(j)ͱ25%~50%ˮγɝҺҺһ߀д^m(x)̎һ(hu)ĤȾ͸gƉģ̎Õ(hu)(yn)ӰĤʹÉ

    3߻¼g(sh)

    ߻¼g(sh)ַQ߻g(sh){״߻g(sh)njF(xin)Fentong(sh)һN˱|(zh)ȻFenton·fҪwF(xin)ڷֽH2O2Į߻RMD-1ԭcFentonͮ߻RMD-1£H2O2ֽ߻Եuɻ(BOH)@NBOH25 桢Ȟ1 mol/Lr(sh)߀ԭλ_(d)2.8 VڳسŒyオyW(xu)Ľ^(sh)ЙC(j)ȾֲٵD(zhun)麬(g)uɻС|(zh)KD(zhun)̼ˮ

    3.1(yng)wϵpHӰ

    Fenton̎ЙC(j)Uˮԇ(yn)о(sh)ԇ(yn)оʼpH3~4õķ(yng)ʺͷ(yng)Чоͮ߻RMD-1H2O2ֽ^l(f)F(xin)(yng)wϵПoՓЙC(j)Ƿڣԓ߻ֽⷴ(yng)(hu)a(chn)x(H+)Y(ji)(hu)(do)·(yng)wϵpH½(j)H2O2IJͬpHԽ3~0.5ֱH2O2ֽȫֹ(yng)^ҪÉAҺM(jn)pH{(dio)ʹʼK3~4Աõķ(yng)M(jn)һԇ(yn)ۙ߀l(f)F(xin)H2O2ͶꮅwϵpH(hu)^m(x)(hu)up֮󱣳һΕr(sh)g׃͕(hu)F(xin)ĬF(xin)(j)(yng)wϵrͬһ(hu)0.01~0.25(g)pHλɴpHķF(xin)ДwϵH2O2ǷֽȫǷ_(d)(yng)Kc(din)

    3.2 RMD-1߻ͶӰ

    ߻ڴ߻ֽH2O2a(chn)BOH^У(hu)uʧЧD(zhun)˼Ҫa(b)һRMD-1߻Աַ(wn)ķ(yng)ͬr(sh)ҲҪʧЧĴ߻ʽwϵвƳֻҪRMD1߻a(b)cʧЧһ¼鱣ָЧķ(yng)(yng)wϵд߻ĝȲ̫СҲ̫wcyЙC(j)ȾP(gun)һCODԽߣwϵҪͶӵĴ߻ԽCOD100~500 mg/LˮRMD-1߻ͶԷ(yng)wϵ0.3%~1%;COD1 000~50 000 mg/LۏUˮ߻Ͷt2%~15%о߀l(f)F(xin)ڴ߻^ЙC(j)Ⱦ׺a(chn)࣬Įa(chn)ҪԴ߻ʧЧʧЧ߻a(chn)COD45%~70%ÿȥ1 kg CODa(chn)0.45~0.7 kg

    3.3߻(yng)r(sh)gӰ

    (yng)r(sh)gRMD-1߻߻ֽH2O2^һ(g)^(f)swϿɌ߻(yng)r(sh)gֱ֞Õr(sh)ggĕr(sh)gֱÕr(sh)gc(yng)wϵЙC(j)Ⱦ߻H2O2ĝP(gun)߀H2O2ͶBOHĮa(chn)ЧʺȾȥЧP(gun)cЙC(j)ȾĝȺȥЧP(gun)^ߵЙC(j)ȾȥЧʗl͵ЙC(j)ȾCOD100~500 mg/Lr(sh)ֱӷ(yng)r(sh)gһ0.5~2 h;ߵЙC(j)ȾCOD_(d)5000~45000 mg/Lr(sh)ֱӷ(yng)r(sh)gt_(d)4~14 hһrֱÕr(sh)gͨ^ԇ(yn)M(jn)д_gĕr(sh)gH2O2Ͷɺ^m(x)(yng)r(sh)gҪһĵwϵʣH2O2ʹ䲻D(zhun)BOHM(jn)ʹЙC(j)^m(x)ֽD(zhun);wϵКH2O2CODyӰgĕr(sh)gͨ^(yng)wϵpHСД_ԇ(yn)оgĕr(sh)gS0.5~3 h

    3.4߻(yng)ԵӰ

    yオЙC(j)UˮĿ(B/C)һ㶼С0.20.1͡ԇ(yn)оl(f)F(xin)RMD-1߻ڷֽH2O2̎yЙC(j)Uˮ^a(chn)ĨBOHڷֽЙC(j)ͬr(sh)߀m(dng)ߏUˮĿһ㶼6%~20%ߕr(sh)ɌB/C0.35ԭǮa(chn)ĨBOHһַֽЙC(j)D(zhun)СKD(zhun)CO2ˮ;һcЙC(j)Y(ji)׃ױõĶu|(zh)@Щu|(zh)^m(x)cBOH֕(hu)׃CO2ˮ

    3.5yオЙC(j)ۏUˮ߻Ч

    ˮ̵̎\(yn)M(fi)ӰI(y)ЧҪҲI(y)xˮ̎ˇr(sh)Ҫc(din)]֮һڮ߻̎yオЙC(j)Uˮ^һҪõˎƷ({(dio)pH(yng)ʼl)A((yng)^{(dio)(yng)wϵpH(yng)K˕r(sh){(dio)pH)߻(߻ֽH2O2a(chn)BOH)H2O2Լ(j)UˮyオЙC(j)ȵIJͬ߀ܕ(hu)õ֮߀бزٵĹI(y)늼B(yng)D(zhun)(dng)C(j)еùB(ti)ĝ͵ȡ@Щ(gu)̎yオЙC(j)Uˮֱ\(yn)гɱ

    (jng)^һЩ̵Č(sh)ʩw{Y(ji)ô˼g(sh)̎yオЙC(j)Uˮijɱl(f)F(xin)Ⱦ^͕r(sh)CODʼ100~500 mg/L̎60 mg/L•r(sh)ۺϳCODM(jn)й㣬̎1 kgCODCϳɱһ25~35Ԫ(dng)Ⱦ^ߕr(sh)CODʼ5000~50000 mg/L̎100~500 mg/L»͕r(sh)r(sh)ۺϳCODM(jn)й̎1 kgCODCϳɱһ40~120ԪڸߝȵЙC(j)UˮҪ̎Ϙ(bio)(zhn)ҪC̎ɱ(hu)һЩ

    4̑(yng)

    ߻¼g(sh)uɻ(BOH)ĸ߀ԭλmԺ(yng)r(sh)g̵ԶܵAyオЙC(j)ȾȥԼΣU(xin)W(xu)Ʒͻl(f)¹ʑ(yng)̎ÏUˮĿ̎涼кܺõđ(yng)ǰ

    4.1ھCϏUˮ̎еđ(yng)ð

    ijI(y)@^(q)CϏUˮ̎Ҏ(gu)ģ10 000 m3/d(jng)F(xin)йˇ̎󣬳ˮCOD100~150 mg/L_(d)CODС50 mg/LŷżҪQ@һy}Ԯ߻g(sh)wšM(jn)Bm(x)̎O(sh)Ӌ(j)Сr(sh)̎420 m3O(sh)Ӌ(j)M(jn)ˮCOD150 mg/LˮС40 mg/Lʹ(yng)O(sh)ò“(lin)(yng)4_(ti)ÿ_(ti)ݷe189 m3(yng)ֱÕr(sh)g1 hgĕr(sh)g0.5 h߻RMD-1ijʼͶ0.5%a(chn)0.4 kg/kgCODM(jn)й{(dio)ԇˮˮ|(zh)COD_(d)32~40 mg/LɫС40_(d)ŷżҪ

    4.2ڹI(y)Uˮ̎еđ(yng)ð

    ijҾI(y)ÿa(chn)ߝЙC(j)Uˮs5 m3COD3000~50000 mg/LB/CС0.1ҪCOD̎300 mg/Lˮ٣ȸF(xin)мg(sh)yԝM󣬞˲î߻g(sh)M(jn)gЪʽ̎O(sh)þ1ݷe30 m35ďUˮM(jn)о;O(sh)Ӌ(j)gЪ(yng)Чݷe10 m3M(jn)ˮCOD≤5 000 mg/L߳ͨ^ʽϡጣO(sh)Ӌ(j)ˮCODС300 mg/LO(sh)Ӌ(j)(yng)r(sh)g5.5 hֱÕr(sh)g4 hgĕr(sh)g1.5 h߻RMD-1ijʼͶ2%a(chn)0.5 kg/kgCOD㡣{(dio)ԇˮCOD110~270 mg/LɫС50_(d)ŷҪ

    5Y(ji)Z

    (1)߻g(sh)a(chn)ĨBOH(sh)࣬ЙC(j)Ⱦȥ^صa(chn)ɫȵۏUˮ̎ṩһNµ̎;ȿɮ(dng)A(y)̎ˇwˇǰyオЙC(j)UˮĿ;Ҳɷw̎ˇڌyオЙC(j)M(jn)̎;߀wˇﶾԴyオЙC(j)UˮM(jn)ֱ̎

    (2)Mܮ߻g(sh)ȡ^õȥyオЙC(j)Чڽʹ߻a(chn)ɱߴ߻ķ(wn)ԼM(jn)һuɻĮa(chn)Чʺͮa(chn)ȷ߀дM(jn)