̿SṩF ⸡ ̿̎ȾϏUˮ
1 ԭˮˮ|(zh)
ijS(a(chn)ȾϼȾgw)Ⱦ܇gųľCϏUˮ(30%ҵě_ϴˮ)100m3/dgw܇gųľCϏUˮ(30%40%ě_ϴˮ)s90m3/d
ԭˮǺ}^ĸɫЙC(j)UˮoC(j)}Ȟ15%20%ҪNaClNa2SO4ЙC(j)ҪDZϵϵˮwԲ(BOD5/CODһ0.020.2)к(qing)ĶȾUˮһֱyĹI(y)Uˮ֮һ
2 Ĵ_
ͨ^ԇ(yn)(du)N̎M(jn)оܵõ˝MЧÓɫˎ\(yn)M(fi)øyʹˮ_(d)ŷŘ(bio)(zhn);ϡˮԽͺ}ͶYSyԳ;ĤxĤ_ϴlM(jn)NFĤ\(yn)M(fi)̫(_(d)30Ԫ/m3ԭˮ)(jng)^{(dio)зM늽ķƉԭˮЙC(j)ķӽY(ji)(gu)_(d)ÓɫͽCODĿͨ^СԇԇF?d)⸡?/span>̿̎ˇˇҊD1
2.1 {(dio)(ji)
{(dio)(ji)ؼȳ{(dio)(ji)ˮˮ|(zh)ʡȥһĶ(ji)ʡͶYUˮеһȾϼgw|(zh)(jng)ȥCODQ}C{(dio)(ji)صЧݷe܇ʽC(j)M(jn)뼯c⸡صĸһVC(j)Vٟ̎O(sh)Ӌ(j)ȾϼgwUˮ{(dio)(ji)ظһЧݷe100m3HRT24h
2.2 F
FҪF̿Mϵcԭˮ(yng)ƉԭˮЙC(j)ķӽY(ji)(gu)|(zh)ԭǣFc̿ĸgλͬF(yng)O̿ꎘOԭˮ늽|(zh)γǧǧf(wn)f(wn)(g)ԭ늳ء늘O(yng)£
Fe-2e=Fe2+((yng)O(yng))
E0(Fe2+/Fe)=-0.44V
2H++2e=H2(ꎘO(yng))
E0(H+/H2)=0V
(dng)ڕr(sh)ꎘO(yng)£
O2+4H++4e=H2O
O2+2H2O+4e=5OH-
E0(O2/OH-)=0.40V
(yng)֪ԭˮԡėlһ(jng)F̿ϕr(sh)Ⱦϵİl(f)ɫF(tun)߀ԭ鰱żIѣ@һ̎ṩ˿ɿЧėlO(sh)Ӌ(j)r(sh)]ҪԣԭˮM(jn)FǰO(sh)ܚÿՉC(j)⡣F()HRT1hF()HRT2h
2.3 Óɫϵy(tng)
FˮԲдFe2+Fe3+(dng)ˮpHֵ{(dio)78r(sh)γFe(OH)2Fe(OH)3zwγɵĵ\^СPAM⸡̎ڴ^ɼ뼾@(yng)xӸЧÓɫM(jn)һԭˮеɫȡԓbÞϷ(yng)HRT4min
2.4 ⸡ϵy(tng)
ˎԭˮдwÚ⸡xbÌwˮ棬ùC(j)뼯ĶɹҺx⸡ϵy(tng)ˮܚ⸡ܚˮ30%⸡ֱ2.5mHRT40min
2.5 ɰV
O(sh)˃ɰV(һһ)ҪĿȥҸʹˮ|(zh)_(d)M(jn)̿ĻҪVϞΌʯӢɰ_ϴˮ{(dio)(ji)
2.6 ̿
鱣Cˮˮ|(zh)_(d)GB89781996(j)(bio)(zhn)O(sh)û̿@ԳЧˮКЙC(j)ĶʹCODɫȵָ(bio)_(d)ҪO(sh)Ã̿(һһ)̿ڞ36dHRT30min
3 ̎Ч
ٵh(hun)19991117ա18Ռ(du)ԓSˮM(jn)48h16ȡәzy(c)zy(c)Y(ji)Ҋ1ԓO(sh)ʩ̎ˮ_(d)GB89781996(j)(bio)(zhn)
1̎ˮzy(c)Y(ji)(xing)ĿpHֵCOD(mg/L)ɫ()(mg/L)
ȾgwȾgwȾgwȾgw
ԭˮ7.895.007988104050300010.959.29
Fˮ7.937.367867911900100029.0819.12
ȥ(%)1.52.353.166.7
⸡سˮ7.563401101.79
ȥ(%)56.789.090.6
̿ˮ8.09141110.22
ȥ(%)58.590.087.7
?c)?%)84.099.697.6
עД(sh)ֵƽֵ
F̎ԭγɵԭ늳ؿɌh(hun)ֽɆέh(hun)h(hun)yƉģ֮ԭˮO(sh)Ӌ(j)ƫСʹԭˮ(jng)F̎һFe2+γCODȥʎ0ıęzy(c)Y(ji)ԭˮ(jng)F̎ɱ@fϵﱻֽ鱽ϵʹӡ
ԭˮ(jng)F̎ɹɏUˮϞһ(jng)кͳؼÓɫ⸡̎Ⱦﺬ@̎Ч^
چ}̽ӑ
a.ڮa(chn)(qing)ԏUˮĴmGLp]a(chn)(do)FM(jn)ˮpHֵ^O(sh)Ӌ(j)ֵ@ӰF̎Ч
b.ԇr(sh)l(f)F(xin)F汻ʹ̎Чa(chn)FgF(xin)˲6%8%ϡM(jn)нϴڌ(sh)Hÿ2530d(du)FM(jn)һλvr(sh)23h
4 (jng)(j)
̿ͶY97f(wn)ԪͶY25f(wn)ԪO(sh)ܼͶY60f(wn)Ԫಿ֞12f(wn)Ԫ̎ɱ3.51Ԫ/tУfM(fi)0.86Ԫ/t;˹M(fi)0.27Ԫ/t;M(fi)0.49Ԫ/t;ˎM(fi)1.02Ԫ/t;F̿M(fi)0.22Ԫ/t;̿M(fi)0.65Ԫ/t
(du)ڴɫȸ}ԲԴЙC(j)ȾϻUˮôϡˮϡጵ̎ͶY^;F?d)⸡̿ˇtͶY^١
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