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Kev Ntsuas Dej Tshuaj Ntsuam Koj Puas Paub?

Waster Dej Kho txoj kev koj paub?

Lub hom phiaj ntawm Waster Dej Kev Kho Mob yog cais cov kab mob hauv cov dej khib nyiab ib txoj hauv kev, los yog hloov mus rau cov khoom tsis huv, kom cov dej ntxuav tau. Feem ntau los tiv thaiv kev tiv thaiv ntawm tshuaj lom thiab kab mob ntawm cov kab mob; kom tsis txhob hnov ntxhiab ntawm tsw thiab ntxub khoom pom kom ua tau raws li cov kev xav tau ntawm ntau lub hom phiaj.

Txoj kev siv tshuaj tua kab no yog siv kev siv lub cev, tshuaj lom neeg los yog biological, los yog ntau txoj kev los siv tawm cov khoom muaj teeb meem hauv cov dej khib nyiab, raws li qhov dej zoo thiab kev kho ntawm txoj hmoo ntawm dej los txiav txim txog nws txoj kev kho, muaj peev xwm raug faib ua ib feem, Kev Kawm Qib Siab thiab Theem Siab.

Kev Ntsuas Dej Kev Siv Tau: (1) kev kho mob uas siv lub cev kho mob, uas yog nrog lub pas nrig, lub pas nrig, lub pas dej, cov thawv tso rau hauv lub tais, cov roj tua kab thiab lwm cov khoom, tshem tawm cov dej khib nyiab rau hauv cov khib nyiab, roj nplaum, kho PH, txo cov kev phem ntawm kev lag luam ntawm cov dej khib nyiab. Wastewater tom qab theem kev kho, feem ntau tsis tau raws li cov txheej txheem emissions (BOD rho qhov nqi ntawm tsuas yog 25-40%). Nws yog feem ntau txheej txheem ua ntej, thiaj li yuav txo tau qhov rov qab taug txoj haujlwm thiab txhim kho txoj kev ua haujlwm.

Cov kev kho mob ntawm cov kev khomob (Waster Water Treatment) yog: (2) kev kho mob thib ob yog kev siv kev kho kab mob biological thiab qee cov kev siv tshuaj tua kab pov tseg hauv cov dej khov thiab cov pa phem. Tom qab kev kho mob, kev tshem tawm ntawm BOD hauv qhov dej khib nyiab tuaj yeem ncav cuag 80-90%, uas yog, BOD tus nqi tsawg dua 30mg / L. Tom qab kev kho ntxiv dej, feem ntau tuaj yeem ua raws li cov qauv ntawm kev ua liaj ua teb thiab cov dej tsis huv , yog li qhov kev kho mob thib ob yog lub cev lub cev ntawm Waster Dej Kho Mob. Tab sis tom qab txoj kev kho mob ntawm cov dej kuj tseem khaws tau ib cov nqi ntawm cov khib nyiab tshem tawm, txheeb raws roj ntsha tawg ntawm cov teeb meem ntawm cov organic, cov yaj thiab cov roj tsawg thiab lwm yam roj ntsha ntxiv, thiab muaj cov kab mob thiab kab mob. Thiab yog li tsis tuaj yeem ua raws li cov txheej txheem siab tshaj tawm, xws li kev ua cov dej me me, qhov tsis zoo ntawm qhov dej yuav ua rau muaj kuab paug, tsis tuaj yeem siv ncaj dej siv, dej kub thiab dej hauv av.

(3) tertiary kho yog ntxiv tshem tawm cov kev kho mob thib ob tsis tau ua kom tshem tawm cov kuab paug, xws li phosphorus, nitrogen thiab biological tsis yooj yim rau degrade organic kuab paug, cov dej tsis huv, cov kab mob thiab lwm yam. Kev siv tshuaj tua kab hluav taws xob ntau yog siv los ntawm kev kho mob thib ob, kev siv tshuaj (chemical oxidation, tshuaj lom neeg los nag, thiab lwm yam), kev siv lub cev thiab tshuaj (adsorption, ion exchange, tshuab cais nyias, thiab lwm yam) kom tshem tawm qee qhov tshwj xeeb Paug Cov hom "sib sib zog nqus ua" hom. Obviously, txoj kev kho cov dej khib nyiab zoo tshaj plaws yog kim, tab sis tuaj yeem ua rau kev siv cov dej ntau. Cov nram qab no yog tib yam li "

Waster Dej Tshuaj yog ib qho nyuaj thiab txoj kev xaiv ntawm txoj kev kho yuav tsum yog raws li cov dej tsis zoo thiab ntau npaum li cas ntawm cov dej khib nyiab, kev siv dej los yog dej kom raug saib xyuas. Tab sis kuj yuav tsum xav txog txoj dej khib nyiab cov dej sludge, kev siv cov residue thiab tej zaum muaj teeb meem kev ua qias tuaj, nrog rau kev rov zoo los ntawm flocculants.


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