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(jng)v˟o(w)(sh)γˮ(bio) ȫ

  l(f)ڣ2021-03-18  c(din)692

ˮ̎^(gu)(hu)Nӵˮ(wn)}磺CODTNSSȳˮָ(bio)_(d)(bio)̎ԭͬģԱˮо{(ln)(li)Y(ji)\(yn)I(yng)^(gu)Е(hu)ˮ_(d)(bio)Ć(wn)}


һЙC(j)ﳬ(bio)


y(tng)๤ˇҪЧȥˮеЙC(j)Ⱦ|(zh)O(sh)Ӌ(j)c\(yn)õĻ๤ˇˮBOD5SSС20mg/L


ӰЙC(j)̎ЧҪУ


1I(yng)B(yng)


һˮеĵ׵ȠI(yng)B(yng)Ԫض܉M΢Ҫ^(gu)ʣܶI(y)Uˮռ^r(sh)(yng)ע̼׵ıǷM100:5:1ˮȱͨͶ@}ˮȱͨͶ}


2pH


ˮpHֵdzԣһ6.57.5pHֵ΢СͿڳˮݔ͹ܵеąl(f)꼾r(sh)^pHdzɵ@Nrںϵy(tng)ȞͻpHͻȻ׃Փ߀ǽͨɹI(y)UˮĴɵ{(dio)(ji)ˮpHֵͨͶӚc@ˮ̎ɱ


3֬


(dng)ˮ|(zh)^ߕr(sh)(hu)ʹؚO(sh)ؚЧʽ粻ؚ͕(hu)ʹ̎Чʽؚ(sh)ˮ̎ɱˮ^ߵ֬߀(hu)ͻijܣ(yn)ؕr(sh)(hu)ɞÛԭ(do)³ˮSS(bio)(du)|(zh)^ߵM(jn)ˮҪA(y)̎ӳbá


4ض


ضȌ(du)๤ˇӰǺ܏Vضȕ(hu)Ӱ푻΢Ļڶض^͕r(sh)粻ȡ{(dio)شʩ̎Ч(hu)½Σضȕ(hu)Ӱ푶صķxض׃(hu)ʹخa(chn)(do)¶ضȽ͕(hu)ʹճͳܣض׃(hu)Ӱؚϵy(tng)Чļضߕr(sh)(hu)ܽ͝ȵĽʹy(do)ؚЧʵ½(hu)ʹ՚ܶȽͣҪC׃t󹩚


(bio)


ˮаȥҪڂy(tng)෨ˇA(ch)ϲˇӕr(sh)ؚ⣬ϵy(tng)ؓ(f)


(do)³ˮ(bio)ԭ漰S෽棬ҪУ


1ؓ(f)cg


ٵؓ(f)ɹˇF/Mһ0.050.15kgBOD/kgMLVSSdؓ(f)ԽM(jn)еԽNH3-NNO3--ND(zhun)ЧʾԽcؓ(f)(du)(yng)ϵy(tng)SRTһ^L(zhng)?yn)?x)^L(zhng)ϵy(tng)ͣr(sh)g^(gu)SRT^(gu)̣^͕r(sh)(x)B(yng)(li)Ҳ͵òЧSRTڶȡQڜضȵء(du)ÓҪĿϵy(tng)ͨSRTȡ1123d


2


ϵy(tng)Ļһ^y(tng)๤ˇҪ?yn)ϵy(tng)ĻҺѺд}̫Сڶصͣr(sh)g^L(zhng)׮a(chn)(do)ϸͨȿ50100


3ˮͣr(sh)g


ؚصˮͣr(sh)gҲ^๤ˇL(zhng)ّ(yng)8h@Ҫ?yn)^ЙC(j)Ⱦȥʵ͵öҪL(zhng)ķ(yng)r(sh)g


4BOD5/TKN


TKNϵָˮЙC(j)c֮ˮBOD5/TKNӰЧһ(g)ҪءBOD5/TKNԽ(x)ռıԽСʾԽСͬ\(yn)ЗlЧʾԽ֮BOD5/TKNԽСЧԽܶˮ̎S\(yn)Ќ(sh)`l(f)F(xin)BOD5/TKNֵѷ23


5


ϵy(tng)һ(g)T(mn)š(sh)ϵָλĻÿD(zhun)İʵĴСȡQڻ(x)ռıضȵȺֵܶ0.02gNH3-N/gMLVSSd


6ܽ


(x)錣Ժo(w)r(sh)ֹͣ(dng)(x)Ĕz^ֽЙC(j)ļ(x)͵öֳ࣬(x)(zhng)ZҪˣ豣غ^(q)ܽ2mg/Lrܽ߀


7ض


(x)(du)ضȵ׃Ҳ(dng)ˮضȵ15r(sh)ʕ(hu)@½(dng)ˮضȵ5r(sh)(dng)(hu)ȫֹͣr(sh)ˮ̎S؄eDZ؅^(q)ˮ̎Sˮ(bio)ĬF(xin)^@


8pH


(x)(du)pH(yng)УpH89ķ(ni)(qing)(dng)pH6.09.6r(sh)ԌܵƲڅֹͣ(yng)Mϵy(tng)ĻҺpH7.0


(bio)


ˮÓˇA(ch)ﷴˇзˇָˮе}ȱl΢߀ԭ鵪?d)?yng)^(gu)


(do)³ˮ(bio)ԭ漰S෽棬ҪУ


1ؓ(f)cg


ﷴǰֻõܫ@øЧ(wn)ĵķÓϵy(tng)Ҳ횲õؓ(f)ɻ򳬵ؓ(f)øg


2(ni)


ﷴϵy(tng)^μϵy(tng)ҪСЩ@Ҫˮе^󲿷ѱÓȥNO3--NȲߡ(du)(li)f(shu)ڷ(do)ϸΣU(xin)ѺСһϵy(tng)^ڱCҪȵǰԽͻȣԱL(zhng)ˮؚ؃(ni)ͣr(sh)g


\(yn)õˮ̎Sȿɿ50%(ni)һ300500%֮g


3


ϵָλÿ췴}cضȵP(gun)ֵ0.060.07gNO3--N/gMLVSSd


4ȱ^(q)ܽ


(du)(li)f(shu)ϣDOM@ӷ(x)ȫM(jn)зÓЧˮ̎SČ(sh)H\(yn)I(yng)r(li)Ҫȱ^(q)DO0.5mg/L߀yҲӰﷴ^(gu)M(jn)Ӱ푳ˮָ(bio)


5BOD5/TN


?yn)鷴?x)ڷֽЙC(j)^(gu)M(jn)зÓM(jn)ȱ^(q)ˮбгЙC(j)ܱCM(jn)СĿǰSˮ̎S׹ܾW(wng)O(sh)M(jn)SBOD5O(sh)Ӌ(j)ֵ׵ָ(bio)tஔ(dng)ڻO(sh)Ӌ(j)ֵʹM(jn)ˮ̼Դo(w)M㷴(du)̼ԴҲ(do)˳ˮ(bio)rr(sh)аl(f)


6pH


(x)(du)pH׃(x)pH69ķ(ni)M(jn)xﷴpH6.58.0


7ض


(x)(du)ض׃m(x)ôУЧҲ(hu)Sض׃׃ضԽߣԽ3035r(sh)(dng)?sh)?span>15r(sh)ʌ@5r(sh)څֹͣڶҪCÓЧͱSRTȻͶ\(yn)?ci)?sh)


׳(bio)


ˮ̎SҪںǰӅΣʹ׾̎څͺB(ti)(sh)F(xin)}ጷcͨ^(gu)ŷʣ(li)_(d)Ŀy_(d)(bio)ėl߀Կ]ͶӻW(xu)ˎ(li)oסW(xu)Ҫͨ^(gu)^(gu)Vȷʹ׳ɞ鲻ԵĹwˮзx(li)


(do)׳ˮ׳(bio)ԭ漰S෽棬ҪУ


1ؓ(f)cg


-׹ˇһNF/MSRTϵy(tng)(dng)F/M^SRT^͕r(sh)ʣŷҲ^ຬһėlҲԽ࣬ЧԽ


(du)ԳמҪĿϵy(tng)ͨF/M0.40.7kgBOD5/kgMLSSdSRT3.57dSRTҲ̫ԱCBOD5Чȥǰ


2BOD5/TP


ҪCЧ(yng)M(jn)?yn)^(q)ˮBOD5/TP20ھٲ(dng)(dng)^ֻܔzȡЙC(j)ИO׷ֽIJ֡M(jn)ˮБ(yng)CBOD5ĺ_xSˮ̎S(sh)HM(jn)ˮ̼Դƫͣ׵ȝ^ߵȬF(xin)(do)BOD5/TPֵo(w)M׵ҪӰ׵Ч


3ܽ


^(q)(yng)և(yn)B(ti)ܽ0.2mg/L˕r(sh)׾M(jn)׵ЧጷԱCm(x)̎Ч^(q)ܽ豣2.0mg/L׾Ч(du)څ^(q)ͺ^(q)ܽĿƲ(dng)(hu)OӰ׵ЧЩˮ̎SM(jn)ˮӵˮˮܽ^ֱM(jn)?yn)^(q)tڅB(ti)ĿӰ˾׾Ч


4


-ϵy(tng)ĵĻȲ̫ͣ(yng)ĻM쌢؃(ni)ųֹ׾ڶ؃(ni)h(hun)l(f)׵ጷڱCǰ(yng)Mͻsڅ^(q)Č(sh)Hͣr(sh)gӰ׵ጷ


څ-ϵy(tng)Уt5070%(ni)ɱC


5ˮͣr(sh)g


ˮڅ^(q)ˮͣr(sh)gһ1.52.0hķ(ni)ͣr(sh)g̫һDzܱC׵Чጷеļữֵܳ،ˮеĴЙC(j)ֽɵͼ(j)֬Թ׾zȡĶҲӰ׵ጷ


ˮں^(q)ͣr(sh)gһ46h@ӼɱC׵ij


6pH


pH׵ጷpH׵ЧጷźյľCϵy(tng)ˌҺpH6.58.0ķ(ni)


ڌ(du)ˮָ(bio)ҪIJW(xu)ҲõԽ(li)Խؑ(yng)áW(xu)߳Чͬr(sh)Ҳ(hu)ͶӻW(xu)ˎʹʣӣM(jn)̎c̎


(sh)HБ(yng)(j)(sh)(yn)(li)_W(xu)ˎͶc(din)cͶr(sh){(dio)_ˮ׺(wn)_(d)(bio)Mܽˎ


Ҹﳬ(bio)


ˮеđҸָ(bio)Ƿ_(d)(bio)ҪȡQϵy(tng)|(zh)ǷáصijЧԼˮ̎SšǷǡ(dng)


ɶسˮҸﳬ(bio)ԭŽׂ(g)棺


O(sh)Ӌ(j)(sh)Ƿxǡ(dng)dzˮҸwָ(bio)(hu)񳬘(bio)ҪSˮ̎SO(sh)Ӌ(j)֮鹝(ji)sO(sh)ɱˮͣr(sh)gsMˮؓ(f)\(yn)Еr(sh)ؽ(jng)F(xin)F(xin)ʹˮҸw(bio)


⣬ijЩˮ̎Sڌ(sh)Hˇ{(dio)Ҫ茢ȿ^ߵˮƽr(sh)Ҳ(hu)ɶعwؓ(f)^(gu)Ӱ푳ˮˮ|(zh)һJ(rn)鑪(yng)(du)ص@ׂ(g)ˇ(sh)O(sh)^ˮ̎SˇĿc{(dio)


һ(li)f(shu)Ӱ푳سЧҪˇ(sh)ˮͣr(sh)gˮؓ(f)ɺͨ


1ˮͣr(sh)g


ˮڶصˮͣr(sh)gL(zhng)Ƕ\(yn)еҪ(sh)ֻͣr(sh)gܱCõЧ@^ߵijЧʡhصˮͣr(sh)gO(sh)34h


2ˮؓ(f)


(du)һ؁(li)f(shu)(dng)M(jn)ˮһr(sh)ȥwĴСҲһȥ@ЩwУСǂ(g)wijõ@صˮؓ(f)ˮؓ(f)ԽСȥwԽ࣬ЧʾԽˮҸָ(bio)ԽO(sh)Ӌ(j)^Сˮؓ(f)ȑҸwЧһ㽨hصˮؓ(f)ɿ0.61.2m3/m2h


3عwؓ(f)


صĹwؓ(f)ɵĴСҲӰ푶سЧҪصĹwؓ(f)ԽСڶصĝsЧԽ֮tڶصĝsЧԽ^(gu)Ĺwؓ(f)ɕ(hu)ɶ^(gu)ߣSw(li)SˮӰ푳ˮҸָ(bio)һعwؓ(f)˳^(gu)150kgMLSS/Od


4|(zh)


|(zh)ĺÉӰ푳ˮҸǷ񳬘(bio)Ҫ|(zh)ĻҪwF(xin)Ă(g)棺õ^ߵõijԼõĝs


zwB(ti)Ⱦȱ횱wM(jn)һ(x)渽ֽܱx^ĻȥzB(ti)Ⱦ|(zh)Ҳϵָw(ni)΢ֽxЙC(j)Ⱦ^ĻȥЙC(j)ȾٶȱȻ^


ֻгõĻڶصЧˮx֮ܐxЧȻ(do)¶سˮSS(bio)(yn)ؕr(sh)߀܌(do)»Ĵʧʹϵy(tng)(ni)^Ӱ푌(du)ЙC(j)ȾķֽxЧֻлõĝsڶصõ^ߵ֮s^ȽҪCĻ߻ǣ߻ȕ(hu)sˮؚصČ(sh)Hͣr(sh)g(do)ؚr(sh)g㣬Ӱ̎Ч


5M(jn)ˮSS/BOD5


ϵy(tng)MLVSScM(jn)ˮSS/BOD5кܴP(gun)ϵ(dng)M(jn)ˮSS/BOD5ߕr(sh)ϵy(tng)MLVSSt֮t(j)\(yn)н(jng)(yn)(li)(dng)SS/BOD1•r(sh)MLVSSԾS50%(dng)SS/BOD55ϕr(sh)VSS(hu)½2030%(dng)MLVSS^͕r(sh)˱CЧϵy(tng)ͱ횾S^ߵgϻr^@(do)³ˮSS(bio)


6ж|(zh)


ˮкЏ(qing)(qing)Aؽٵж|(zh)(hu)ʹжʧȥ̎Ч(yn)صl(f)wo(w)ˮҸﳬ(bio)Qж(wn)}ĸkǼӏ(qing)(du)ȾԴĹ



ضȌ(du)๤ˇӰǺ܏Vġضȕ(hu)Ӱ푻΢Ļض^͕r(sh)粻ȡ{(dio)شʩ̎Ч(hu)½ضȕ(hu)Ӱ푶صĵķxܡضȵ׃(hu)ʹخa(chn)(do)¶F(xin)l(f)ضȽ͕r(sh)(hu)ʹͳܵ