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  • ߣ    (li)ԴVᷭh(hun)Ƽ޹˾    r(sh)g2018/4/17    c(din)3387

ˮҪ̎ṩO(sh)Ӌ(j)-a(chn)-b-ۺһվʽg(sh)Qᷭh(hun)Ї(gu)I(y)ˮ̎O(sh)SᾀԒ13928927311

SƼİl(f)չӡȾИI(y)ձÉApg(sh) ʹ]@ù⻬ܛָСҴкhݸеȽz IʹƷ|(zh)TȾɫԵȷ ^ȻwSɴ˶a(chn)ĉApUˮ COD^Ⱦ(yn)ѳɞy̎Ĺ I(y)Uˮ֮һ

1 (xing)Ŀśr

BTijwS޹˾һҏ³(x)wS 첼a(chn)Ƴɸߙn۰ϳɸĹ˾ԓ ˾a(chn)^ŷŵďUˮҪķN УApUˮ800m3/dCOD200080,000mg/L ȾɫUˮ480m3/dCOD8001400mg/L ˮ150m3/dCOD300500mg/LUˮ 100m3/dCOD20003000mg/Lԓ(xing)ĿUˮ̎ (zh)СBTˮȾŷſƘ(bio)(zhn)DB35/322-1999 еһ(j)ŷŘ(bio)(zhn)(xing)ָ(bio)ҪҊ1

2 Uˮ̎ˇ

a(chn)ˇήa(chn)ďUˮвͬ|(zh)(yng) ȡ|(zh)εš(du)M(jn)̎

2.1 |(zh)ιˇ·

2.1.1 ApUˮ̎

ApUˮԴa(chn)ˇǰΉAҺأNaOH _(d)12COD_(d)51048104mg/Lˮ еČ(du)}^ĻՃr(ji)ֵ յČ(du)ᣨTAȣO(sh)Ӌ(j)вö|(zh)^V M(jn)A(y)̎ȥˮs|(zh)M(jn)кm(x)̎ ጦ(du)ApUˮM(jn)ԻTApHֵԽ ̈́tTAԽͨ^ԇ(yn)^(yng) pH3.5TAͶ_(d)ƽc(din) (yng)r(sh)g(yng)C20minM(jn)ssҺ÷ ۱ϩʽVC(j)M(jn)ÓˮTAԓ(jng)^̎ ʹCODȥʴ65%BOD5/COD0.3 sҺ͞VҺˮM(jn)̎

2.1.2 ϡApUˮ̎

ԓUˮpHֵ1314COD21044104 mg/LҪa(chn)ˇϴˮTA^ ֱӼM(jn)t_(d)c(din)Ͷ󣬶TAʹÆλ̎ɱˣ MȌϡApUˮÓmڏUˮеNaOH ܺ͟SO2ٷ(yng)ЧȥSO2ͬr(sh)Uˮ pHͣpٺm(x)Ͷ]TA Ҫͨ^{(dio)(ji)ÓˮpH6.5 ֹTAԇ(yn)Cԓc(din)ÓЧ_(d)95 ϣʹ_(d)(bio)ŷI(y)Qһh(hun)y} ÓUˮ(jng)^󣬳ҺͶM(jn) ̎ͬӿpH3.5m(x)̎cApU ˮ̎ˇһ

2.1.3 F̼΢늽

UҺpHֱͣӲÉA{(dio)tͶA ̎ɱԭ늳ԭԗl (yng)γɟo(w)(sh)F(yng)O̼ꎘO΢ԭ 늳늘O(yng)£

(yng)OFe-2eFe2+ E0Fe2+/Fe= -0.44V

ꎘO2H++2e 2[H]H2 E0H+/H20V

늘O(yng)a(chn)Fe2+ںm(x)̎Ќ ʹؚl¶γFe3+ںm(x)Ļ (yng)pٻͶ늘O(yng)a(chn)u OH•NЙC(j)ڳؚl(jng) ^30minF̼΢늽ⷴ(yng)UˮCODȥʿ_(d) 50%60%

pHӰ΢늽늘O(yng)ʺͮa(chn) (yng)KˮЌ(do)OH-pHԇ(yn)(dng) pH1.5֮څˮpHһ4.55.0

2.1.4 CϏUˮ̎ 

UˮҪЌ(sh)(yn)ҏUˮC(j)͏Uˮe wˇUˮ@ˮ(jng)^A(y)̎c\]ӡ ȾUˮϺM(jn)ؚϳcF̼΢늽سˮ M(jn)ؚͬr(sh)Ͷʯ{(dio)(ji)pH8.0

F̼΢늽سˮpHֵ^ˮкд Fe2+Fe3+xͶʯңͬr(sh)γCaSO4 Fe(OH)2Fe(OH)3 ȳγɻЧͨ^ ܘȥˮȾ|(zh)ںm(x)Ļ(yng) Ͷ(qing)ȥЧ

ԇ(sh)(j)ӡȾUˮcF̼(yng)ĉApU ˮ̎ļˎ̎ЧcԆΪ(d)̎ ^ɹ(ji)ʡˎs30ҳˮˮ|(zh)(jng)^ (yng)бܳϏUˮCODɿ3000mg/L ңBOD510001600mg/L@r(sh)cˮM(jn)кm(x)̎ ̎ˇU A S B +|ˇᘌ(du) ˮКһy|(zh)UASB ˇUASBˇˮCOD5001200mg/LBOD5s 300700mg/L|ˇͨ^ؚͺ zF(tun)M(jn)һֽˮȾ|(zh)ͨ^ صϵy(tng)ԡ

ԓ(xing)ĿďUˮȾȸˮ|(zh)׃ ںӻVغɰVɴ_ ˮɫȺЙC(j)_(d)(bio)ŷ

ˇa(chn)Ҫʣ ͨ^sVÓˮ\(yn)̎

2.2 ˇ

C_Uˮ̎ˇˆD

2.3 ̎Ч

(j)ԇԇ(yn)(sh)(j)ԓ̎ϵy(tng)̎Ч2ʾ

 

3 (jng)(j)Ч

O(sh)Ӌ(j)bC(j)193kWλT10ˡͨ^ ԓ(xing)ĿЏUˮ(jng)^̎_(d)(bio)ŷƽ ˮֱ̎ɱ0.89Ԫа˹ˎ(dng) S޺IJĵȸ(xing)ֱM(fi)áˇյTA _(d)95%^(j)Ļԭϑ(yng)I(y) (chung)˿^Ľ(jng)(j)Ч档

4 Y(ji)Փ

1ӡȾSApUˮ(jng)Uc(din)pH34ЧTACOD ȥʴ60%ʹÏUˮB/C 0.3m̎

2(jng)^̎ĉApU ˮ(jng)F̼΢늽ⷴ(yng)أ pHֵȥ50%60%COD ߀ʹóˮɷ ӡȾUˮĻ̎ɹ(ji)ʡˎ 30%

3UASB-|̎ ˇɌ(sh)F(xin)ApUˮӡȾUˮ ˮȻϏUˮ_(d)(bio)̎

īI(xin)

[1] .ӡȾSApUˮ̎ˇ̽ӑ[J].Ї(gu)o ˮˮ200016821-22.

[2] ï£ܻA.ApUˮ̎g(sh)ԇ(yn)о[J]. I(y)ˮcUˮ200031223-25.

[3] ཛ(jng).I(y)ˮ̎g(sh)[M].W(xu)I(y) 磬1998vˮW(wng)


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