Denitration thiab phosphorus tshem tawm cov txheej txheem nce hauv kev kho dej thiab phosphorus tshem tawm cov neeg ua haujlwm tseem ceeb thiab phosphorus cov haujlwm tseem ceeb thiab phosphorus cov haujlwm tseem ceeb thiab phosphorus phosphorus cov ntsiab lus nyob rau hauv effluent ntsib tus qauv .
Cov laj thawj thiab kev tswj hwm ntawm kev ua haujlwm loj heev ammonia nitrogen
{{0 {}} sludge load thiab sludge hnub nyoog
Kev siv roj ntsha yog ib qho txheej txheem qis, thiab f / m System feem ntau ntev dua, vim tias cov kab mob nitrified nyob ntev thiab tsis muaj kev txwv tsis pub dhau los ntawm qhov kub thiab txias thiab kub} {rau roj ntsha Cov kab ke nrog Denitricification raws li lub hom phiaj tseem ceeb, SRT feem ntau yuav tsum tau noj raws li 11 mus rau 23 hnub {{11 {}
2. reflow piv thiab hydraulic tuav sij hawm
Cov txheej txheem nitration hauv nitrification yog feem ntau yog qhov tsis txaus ntseeg yog qhov yooj yim rau cov khoom siv dej hiav txwv ntab . Cov reflow recio, thiab yuav tsum muaj tsawg dua li 8 teev hydraulic yuav tsum .
3. bod5 / tnk
Qhov loj dua lub bod5 / TNK, qhov me dua cov nqi ntawm nitrifying tus kab mob, thiab qis dua cov nitricificate efficiency raws li cov haujlwm qub; Hloov pauv, tus me dua lub cev / tnk, siab dua cov pa hluav taws xob ntau tshaj plaws hauv lub nroog
4. Dquolved oxygen
Nitrifify bacteria muaj ob lub teeb a6ygen {}}}}}}}}}}}}} " oxygen . Yog li ntawd, nws yog ib qho tsim nyog yuav tsum ua kom cov pa roj oxygen uas tau nce ntxiv nyob rau hauv cov xwm txheej tshwj xeeb .
5. kub thiab ph
Nitrifify cov kab kuj zoo rhiab heev rau qhov kub hloov pauv yuav qis dua 5℃yog qis dua 5℃yuav nres kiag li .
Yog li ntawd, nyob rau lub caij ntuj no, qhov tshwm sim ntawm kev kho cov nroj tsuag loj heev, yog cov muaj zog tshaj li 8 txog}}} Thaum ph yog<6.0 or >9 {.} 6, kev ua si roj ntsha ntawm cov cawv uas tsis muaj zog nyob hauv cov hmoov lom neeg nitrification nyob rau hauv cov kev sib xyaw Nitrification nyob rau hauv cov roj ntsha nitrification system yuav tsum tau tswj hwm kom muaj ntau tshaj li 7.0 ntau li ntau tau.
Cov ua rau thiab tswj cov nitrogen tag nrho nitrogen
{{0 {}} sludge load thiab sludge hnub nyoog
Txij li thaum muaj kev ua haujlwm nitration yog qhov yuav tsum tau ua tiav ntawm kev siv hluav taws xob, tsuas yog ua tau zoo thiab ruaj khov yog li ntawd, ultra-qis lub zog thiab siab sludge hnub nyoog .
{{02.} sab hauv thiab sab nraud reflow piv
Tus txheej txheem sab nraud ntawm cov roj ntsha tsis tshua muaj txiaj ntsig zoo dua li cov nitrogen hauv cov dej tsis zoo thiab tsis muaj kev cuam tshuam nrog tus nqi ntawm cov khoom noj khoom haus qis dua Premise los ntawm kev ua kom muaj kev tiv thaiv rov qab los ntawm cov dej phwj tuaj yeem tswj cov dej phwj tuaj yeem raug tswj hwm hauv qab 300 thiab 500%.
{{03. Dquolved oxygen hauv cheeb tsam anoxic
Rau kev txwv, peb cia siab tias yuav ua tau tsawg li ntau tau, nws tseem tsis tau lees paub txog cov kab mob hauv qab no, nws tseem cuam tshuam rau cov txheej txheem roj ntsha thiab yog li cuam tshuam rau tag nrho nitrogen index ntawm effluent.
4. bod5 / tnk
Denitrify cov kab mob tsis lees paub nyob rau hauv cov txheej txheem ntawm kev tsim kho cov yeeb nkab tsis zoo, thaum cov nitrogen, phosphorus thiab lwm yam ntsuas tau sib npaug los yog siab dua tus qauv tsim qauv, ua cov inlet carbon ua tsis tau zoo rau cov txheej txheem ntawm tus qauv los ntawm lub sijhawm.
5. kub thiab ph
Denitrify cov kab mob tsis yog kev nkag siab txog qhov kub thiab txias, tab sis cov qhab nia kub siab dua, qhov siab dua} Tseem ceeb . ntawm 5℃yuav zoo li lub cev nqaij hlav me ntawm {}}}}}}}}}}}6.5-8.0.
Ua rau thiab tswj ntawm tag nrho cov phosphorus tshaj tus qauv
{{0 {}} sludge load thiab sludge hnub nyoog
Lub anaerobic-aerobic phosphorus tshem tawm cov txheej txheem yog qhov muaj qee qhov kev tshem tawm ntawm cov ncauj lus zoo cov nyhuv . rau kev raug mob biological nrog phosphorus tshem tawm raws li lub hom phiaj tseem ceeb, thiab nws yuav tsum yog ua kom tau raws li kev tshem tawm ntawm Bod 5.
2. bod / tp
Txhawm rau kom muaj cov phosphorus tshem tawm, lub BOD / TP hauv cov genterobacter, lawv cov ntsiab lus ntawm lub cev muaj zog thiab lawv tuaj yeem lav rau hauv qhov tsis sib haum xeeb los xyuas kom cov Kev kho mob ntawm lub cev ntawm polyphosphate cov kab mob ntawm cov pa roj ntsha thiab cov tshuaj lom neeg tsis muaj peev xwm tshem tawm cov txiaj ntsig zoo ntawm cov roj ntsha phosphorus tshem tawm cov roj ntsha phosphorus tshem tawm .
3. Dquolved oxygen
Lub xeev anaerobic yuav tsum tswj xyuas lub xeev nruj, uas yog, cov kab mob polyphetcen tau txo qis hauv lub aerobic cheeb tsam yuav tsum tau tswj hwm saum toj no 2 {. 0 mg / l kom cov kab mob polyphosphate tuaj yeem ua kom zoo nqus cov phosphorus. Yog li ntawd, kev tswj tsis raug cai ntawm cov pa oxygen rau ntawm cov pa roj av thiab aerobic ib qho yuav cuam tshuam zoo heev ntawm cov txiaj ntsig phosphorus tshem tawm.
4. reflow piv thiab hydraulic tuav sij hawm
Cov kab mob tawm ntawm lub anaerobic-aerobic phosphorus tshem tawm cov kab mob ntawm phosphorus los ntawm kev ua kom pom tseeb ntawm kev ua kom tiav ntawm kev ua kom nrawm nrawm, cov kev sib piv ua kom muaj txo qis kom tsis txhob ua kom tsis txhob muaj qhov chaw nyob ruaj khov, yog tias kev tawm tsam ntawm {} Cov khoom siv hluav taws xob hydraulic nyob rau hauv lub anaerobic cheeb tsam yog feem ntau tsis tau muaj kuab muaj zog heev, kev ua raws li cov dej pheeb suab hauv cov dej phwj tuaj rau hauv cov dej phwj tuaj rau hauv cov roj fatty acids Polyphosphate cov kab mob txhawm rau nqus cov phosphorus . h, uas tuaj yeem ua kom muaj kev nqus ntawm phosphorus tag nrho.
5. pH
Tsis muaj p yog lub zog rau kev tso tawm ntawm phosphorus, thaum muaj kev sib xyaw ntawm phosphorus tshem tawm, lub phos phosphorus tshem tawm thiab ua ke hauv phosphorus tshem tawm yuav tsum tau tswj hwm hauv thaj tsam 6.5 rau 8.0.