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̼ԴˮSSADˇСԇӰ

  l(f)ڣ2018-01-12  c(din)953

       cy(tng)Óˇ, ˇÓ;(ji)ʡؚo̼Դa(chn)ٵȃ(yu)c(din)[1], ѳɞĿǰǰˮÓˇ[2].

ԁˇA(ch).ˇyԿ, ˮк^ߝȵ[3, 4].ͬr(sh), ˇˮеİ́D(zhun)鵪?d)? OÓЧʞ89%[5], ҟoȥM(jn)ˮйе, ڌ(sh)H(yng)wˇijˮ؝ƫ[6].SˮŷŘ(bio)(zhn)(yn), ߵȥҲü.īI(xin)ָ, ÅϷķЧ߷(yng)Ŀȥ[7~9], (ni)⌦SADˇоͣˮ[10~12], (sh)H(yng)ØO.

ˇˮ, ɽЙC(j)^С, m(x)SADˇҪ̼Դ.̼ԴSADˇҪӰ[13~15].ˮ̎SͨͶӵЙC(j)̼Դ״cǵ[16].״a(chn), mSADˇЙC(j)̼Դ[17].cnj^С[18], ՓϿSADˇ̼Դ, ڌ(sh)H̑(yng)δо.

ԇ(yn)ˮ̎SM(jn), A/O׺́ˇ̎Č(sh)Hˮ|(zh), քeͶǺͱcSADˇ, о(sh)H̑(yng)ЙC(j)̼ԴSADˇӰ.

1 Ϸ

1.1 ԇ(yn)b

ԇ(yn)2(g)ȫͬV(D 1), ̖1̖2̖.(yng)ЙC(j)Ƴ, (ni)20 cm, ЌӸ5 cm, Vϸ50 cm, Чwe15 L.Vÿ10 cmO(sh)ȡӿ, ЌӲ4~8 mmĵ[ʯ, (ni)bֱ5~10 mmĻɽr, ˱Ĥ^ֳ(do)žVĆ}, ڵײO(sh)ؚbM(jn)Кˮ_ϴ.(g)(yng)ⲿúɫp@Աܹͱ.

 

 

1.2 ӷNԇ(yn)ˮ|(zh)

(yng)ӕr(sh)ӷN5 L, Ȟ2 000 mg·L-1.ڷ(wn)\(yn)еąSBR(yng), SBR(yng)ȥʷ(wn)85%, ȥؓ(f)ɞ0.5 kg·(m3·d)-1.

ԇ(yn)õĻ|(zh)A/O׺́ˇ̎Č(sh)Hˮ, wˮ|(zh) 1ʾ.

1.3 ԇ(yn)

1̖(yng)M(jn)ˮͶ, 2̖(yng)M(jn)ˮͶͬȵıc.(j)|(zh)Ͷ̼ԴȵIJͬ, (yng)\(yn)з֞4(g)A, A\(yn)Ѕ(sh) 2ʾ.

S1AΞ酒ˇA, |(zh)A/O׺́ˇ̎ˮ. S2~S4AΞSADˇ\(yn)A, S2S3S4AηքeͶ102030 mg·L-1ЙC(j).

1.4 zy

ˮӷNH4+-Nyü{ԇȷ, NO2--NN-(1-)Ҷȷ, NO3--Nֹȷ, CODÇ(bio)y(ˮM(jn)A(y)̎ų}Ӱ), DOpHˮͨ^WTWyyxy, ˮ|(zh)ָ(bio)ķÇ(bio).VϱĤͨ^@΢R_y[19].

(yng)ʵĜyķ(yng)ȡV, ĤxڟМy(yng).O(sh)ÙC(j)е, y(yng)ʺͷ(yng).y(yng)ʕr(sh), |(zh)́Ȟ50 mg·L-1, {(dio)(ji)AʹAc֮Ȟ10, ضȿ24~26, pH(wn)7.0~8.0, DOS0.3 mg·L-1.y(yng)ʕr(sh), 150 mg·L-1״̼Դ, Ȟ50 mg·L-1, ضȿ24~26, pH(wn)7.0~7.8, DOS0.3 mg·L-1.

2 Y(ji)cӑՓ 2.1 (yng)Ć

ˮ̎SˇڴĩM(jn)І, ˮ؞15~19.ӕr(sh)1̖2̖(yng)ӷN5 LȞ2 000 mg·L-1ą.˜pمʧ, ӳڌˮM(jn)ռѭh(hun)M(jn)ˮ.\(yn)3 d, ˮSSȾС20 mg·L-1, ѷ(wn)ڷ(yng).˕r(sh)(yng)ĞBm(x)\(yn), M(jn)S1A.

(yng)ӕr(sh)^͵ˮؓ(f)ԜpСʧ, Vٶ0.15 m·h-1, HRTs5 h.M(jn)ˮ؝D 23ʾ.п֪, S(yng)\(yn), ˮ́𲽽. 1̖2̖(yng)քe19 d25 dr(sh), ʹȥʴ90%, ˷(yng)ij. 1̖2̖(yng)^̵ĕr(sh)g(ni)˅ˇĆ, ^оɹ[20, 21], ԇ(yn)(yng)^ڽӷN˴ą.25~34 dr(sh), (yng)ȥʴ95%, 1̖(yng)ˮȞ9.6~13.4 mg·L-1, 2̖(yng)ˮȞ9.8~12.6 mg·L-1, ^˱еط(bio)(zhn)AŷŘ(bio)(zhn).ˮе؝Ҫʽ, һ, ځˇyԿ, M(jn)ˮȞ4~7 mg·L-1; һ, ˇa(chn), ˌ(do)³ˮд.

(1)

(yng)ʽʽ(1)ʾ[5].п֪, 1.32:1ıāͰ|(zh).ȥͳˮ֮Ȟ8, ԓֵQ.ıȺȵĴСܷõӰ, (qing), ıȺȾ.(yng)ıD 4ʾ.

S1Aĩ, 1̖(yng)ƽıȞ1.19, ƽȞ8.18, 2̖(yng)ƽıȞ1.22, ƽȞ8.76, ^. Kumarָ[8], C/Nȕʹ(x)ȡ, ɞ鷴(yng)ă(yu)ݾN.ڱԇ(yn), S1AM(jn)ˮCODȞ25~50 mg·L-1, COD/NH4+1.2~2, ̎^ˮƽ, δ^쵽@ķ. 1̖2̖(yng)ˮCODS20~45 mg·L-1, CODȥʃH10%~25%.ԭA/Oˇ́ˇˮCOD(sh)yЙC(j)[22], ȱ̼Դ, ̎^ˮƽ.yЙC(j)Ӱ^С[23], څͷĸռ(j)(yu), S˅ˇķ(wn).

2.2 SADˇ\(yn)

S2A1̖2̖(yng)M(jn)ˮзքe10 mg·L-1Ǻͱc, SADˇ. 1̖(yng)ͶǺ, ́ȥʏ95%͵60%, \(yn)6 d, ́ȥʻ֏(f)90%. 2̖(yng)Ͷӱc, ́ȥʏ95%͵80%, \(yn)2 d, ́ȥʻ֏(f)95%, cӰ^С.41~80 d, 1̖(yng)ƽˮȞ9.16 mg·L-1, 2̖(yng)ƽˮȞ9.33 mg·L-1. S2A1̖(yng)āıȞ1.31, ƽȞ12.60. 2̖(yng)āıȞ1.29, ƽȞ12.16. S2Aĩ, 1̖2̖(yng)̎Ч׺ͬ, ؗl, ͝Ǻͱcڷ(wn)\(yn)еSADˇ^Ч.

S3Aλ|(zh)ЙC(j)ߵ20 mg·L-1, (sh)ֲ׃.S3Aγ, 1̖(yng)ȥ97%78%, ܵ˕r(sh), \(yn)3 d, ́ȥʴ98%. 2̖(yng)ȥʎ׺]׃.S2A, (yng)^̵ĕr(sh)g֏(f)˸Чİ́ȥЧ, ЙC(j)_ؓ(f)ɵõ@.85~117 d, 1̖(yng)ˮȞ6.5~9.8 mg·L-1, ƽˮȞ8.10 mg·L-1. 2̖(yng)ˮȞ7.0~9.5 mg·L-1, ƽˮȞ7.98 mg·L-1.^څˇ, ˕r(sh)SADˇˮȽ26%.

S3A1̖(yng)ı1.34, 21.92. 2̖(yng)ıȞ1.35, ƽȞ25.51.ıȼȵ, (x)M(jn)һõ.(yng)ЧԵͬr(sh), ˷Ļ.(j)ʽӋ(j)[5], ;ĵps90%, psռ10%.

S4A, M(jn)ˮеЙC(j)ߵ30 mg·L-1.ԓAM(jn)ˮضȥD 5ʾ.123~170d, ˮ؞12.3~15.2, 1̖ˮȞ4.8~7.3 mg·L-1, ƽֵ6.41 mg·L-1.cˇ, SADˇˮȽ42%, _(d)˱еط(bio)(zhn)AŷŘ(bio)(zhn).ͷ;ĵpքe83%17%, ڳؗl, M(jn)ˮͶ30 mg·L-1, ͷЧ.171d, \(yn)M(jn)붬, M(jn)ˮضȽ12. 1̖(yng)ȥ׺Ӱ, ȥ@½, Sض׃׃.M(jn)ˮضȞ10~12r(sh), ˮȞ1.7~6.2 mg·L-1, ˮȞ7.0~10.2 mg·L-1, ^ŷŘ(bio)(zhn).о, ܜضӰ푴ܜضӰС[24].ڱԇ(yn), |(zh)Ͷ30 mg·L-1, ضȞ10~12r(sh), ;ĵpߵ30%, SADˇƽܵƉIJˇD(zhun)׃.

S4A, 2̖(yng)ˮȞ4.6~8.0 mg·L-1, ƽֵ6.54 mg·L-1, M˱еط(bio)(zhn)AŷŘ(bio)(zhn).ʹ10~12ĵؗ͜l, ȥԱ90%, ;ĵpsռ85%, SADˇ\(yn)з(wn).Աc̼Դr(sh), ͜،SADˇě_^С.о, ñcȓ]l(f)֬, }߀ԭ鰱, Ó]l(f)֬ʴڷ(x)[25~27].c|(zh)څͬ, ʹڵؗ͜l, SADˇָܱЧ(wn)\(yn).

2.3 W(xu)о

˺^1̖2̖(yng)΢Ļ, ȡVM(jn)з.ÿȡײ103050 cmĞV, yVϱƽĤԼ෴(yng), Y(ji)D 6ʾ.

S1A1̖2̖(yng)(MLSSӋ(j))քe7.6 kg·(kg·d)-17.0 kg·(kg·d)-1, ߅ʴͬ, ̎^ˮƽ. S1A/O׳ˮпɽЙC(j)^, ڮB(yng)L, ^, ^. S2~S4A, |(zh)ͶЙC(j)̼Դ, ڷL, ෴.ֳ, Ĥе½, ˅𲽽.ͶЙC(j)ĝȌ෴(yng)Ӱ^, SЙC(j)ȵ, ½, u. 1̖(yng)@½, @, 2̖(yng)෴^С, ̼ԴN෴(yng)^Ӱ.

ڷ(yng)\(yn)^, ĤȲ. 1̖(yng)ĤL^, ½@, @, ĤȵLҪԴڷĴֳ. 2̖(yng)ĤL^, (yng)ʺͷ׃^С, mͶӱc(do)·ֳ, 2̖(yng)ȥʵҪԅ΢ĮB(yng)x.

^, S2~S3A, 1̖2̖(yng)ˮ, ȼı, ෴(yng)ʴ^. 1̖(yng)ͶǺ, ô(qing).́D(zhun)ɵ?d)? ˌ(do)ıȺȵ.2̖(yng)Ͷӱc, ñc߀ԭ鰱, ȥͬr(sh)p˰, ıȺȵ.

ˮ̎SSADˇ\(yn)^, (yng)(j)ضxͶ̼ԴķN͝.ˮ12ϕr(sh), Ͷ30 mg·L-1Խͳˮ; (dng)ˮؽ12•r(sh), (yng)pǵͶ, SADˇˇD(zhun)׃.Ͷӱc, SADˇ10~22ĭh(hun)оܸЧ(wn)\(yn).

3 Y(ji)Փ

(1) ؗl(13), M(jn)ˮͶ30 mg·L-1, SADˇЧ, ƽˮȞ6.41 mg·L-1.^څˇ, SADˇˮȽ42%.͜حh(hun)(10~13), Ͷ30 mg·L-1, SADˇ(wn)ܵƉIJˇD(zhun)׃.

(2) ͜حh(hun)(10~22), |(zh)Ͷ30 mg·L-1c, SADˇõ̎Ч, ƽˮȞ6.54 mg·L-1, c͜SADˇӰ^С.w“(lin)ϵˮҊhttp://www.dowater.comP(gun)g(sh)ęn

(3) ͶǺ, ෴ʴ.Ͷӱc, ෴^С, ȥʵҪм(x)B(yng)x.hˮ̎S(sh)H(yng)вñc̼Դ, ԾSSADˇЧ(wn)\(yn).