Nyob rau hauv kev kho dej khib nyiab, pH yog ib qho tseem ceeb heev uas cuam tshuam rau kev ua tau zoo ntawmFlocculantsCov. Cov lus no rho tawm hauv qhov kev cuam tshuam ntawm PH, Alkalinity, thiab hom flocculant ntawm flocculation zoo.
Cuam tshuam ntawm ph
Lub ph ntawm Wastewater yog ze ze rau kev xaiv, muab tshuaj, thiab coagulation-sedimentation ua tau zoo ntawm flocculants. Cov kev tshawb fawb pom tias thaum lub p yog qis dua 4, kev ua haujlwm sib txawv yog qhov tsis zoo. Qhov no tuaj yeem yog vim qhov qes pk stabilizing colloidal hais nyob rau hauv dej lwg, ua rau nws nyuaj rau cov flocculants ua rau lawv. Thaum lub pH yog nruab nrab ntawm 6.5 thiab 7.5, kev ua kom ruaj tau txhim kho vim tias qhov tsis muaj peev xwm txhim kho ntawm cov kab colloidal hauv cov kev ua ntawm flocculants. Txawm li cas los xij, thaum lub xeem tshaj 8, sib cais ua tau zoo ntxiv, tejzaum yuav ua rau muaj kev sib npaug hauv kev ua haujlwm siab, cuam tshuam nrog cov nplaim hluav taws xob.
Thaum lub p tsawg tsawg dhau, PAC tsis tuaj yeem tsim tau cov flocs, thiab cov pab pawg anionic ntawm APAM yuav yog neutralized, rendering nws tsis muaj txiaj ntsig. Thaum lub pH yog dhau lawm, pac precipitates dhau sai sai, ua rau kev ua tau zoo, thiab CPAM yog nquag mus rau hydrolysis thiab ua tsis tau zoo.
Lub luag haujlwm ntawm Alkalinity
Tus Alkalinity ntawm Dej Phwj Puffers Ph. Thaum cov dej phwj alkalinity tsis txaus, nws feem ntau yog tsim nyog los txhawb nws cov tshuaj xws li txiv qaub los tuav pac qhov zoo tshaj plaws flocculation. Hloov siab, thaum phob dej dhau lawm, cov kua qaub yuav tsum tau ntxiv rau qis dua cov kev ua kom nruab nrab, ua kom muaj txiaj ntsig ntawm cov flocculants.
Kev cuam tshuam ntawm qhov kub
Wastewater kub kuj tseem yog ib qho tseem ceeb heev rau flocculation ua tau zoo. Ntawm tsawg kub, chaw pov tseg cov khoom siv siab siab, txo cov zaus ntawm cov dej colloidal ntawm cov dej, sib txuas rau cov kev sib nrig sib ntxiv ntawm flocculants. Yog li ntawd, txawm nce ntau ntau ntawm flocculants, flocculation tseem qeeb, uas yog qhov nyuaj uas tshem tawm hauv qab cov kev mob qis.
Cawv ntawm cov neeg tsis sib haum me me
Qhov loj me thiab faib tawm ntawm cov neeg impurity nyob rau hauv wastewater kuj cuam tshuam cuam tshuam rau cov focculation ua tau zoo. Cov tsis muaj kev sib txawv lossis cov khoom me me me me yuav ua rau cov kab mob flocculation zoo vim tias cov kab mob uas tsis loj yog yooj yim los ntawm flocculants. Hauv cov xwm txheej zoo li no, reflux sedimentation lossis ntxiv ntawm tus nqi uas tsim nyog ntawm flocculant tuaj yeem txhim kho flocculation ua tau zoo.
Xaiv cov flocculant hom
Xaiv hom uas tsim nyog ntawm flocculant yog qhov tseem ceeb rau kev txhim kho cov khoom siv pov tseg kom zoo. Ntau hom flocculants, xws li inorganic flocculants, polymer flocculants, thiab ua kom puas tsuaj silica gel, muaj lawv zoo nyob rau hauv cov xwm txheej sib txawv. Piv txwv li, thaum tshem tawm cov khib nyiab hauv cov khoom ntim dej hauv tsev muaj nyob hauv daim ntawv colloidal, inorganic flocculants feem ntau muaj txiaj ntsig zoo dua. Thaum cuam tshuam nrog kev ncua me me me me, kev sib ntxiv ntawm polymer flocculants lossis anticated silica gel ua coagulants yuav tsim nyog. Hauv ntau kis, kev sib xyaw ua ke ntawm inorganic floormculants tuaj yeem txhim kho cov flocculation ua tau zoo thiab nthuav cov kev thov ntawm daim ntawv thov.
Yam xws li tus nqi pH, alkalinity loj, thiab flocculant hom worsewater ua ke cuam tshuam rau cov txiaj ntsig ntawm cov flocculants hauv kev kho dej kom huv. Kev nkag siab tob thiab kev tswj hwm ntawm cov xwm txheej no yog qhov tseem ceeb rau kev txhim kho qhov ua tau zoo ntawm kev kho kom zoo. Peb yog koj tus neeg xa khoom ntseeg siab, muaj ntau hom flocculants, suav nrog PAM, PAC, thiab lwm yam koj tuaj yeem tshawb nrhiav peb ntau yam. Yog koj muaj lus nug lossis xav tau kev pab, thov hu rau peb!
Lub Sijhawm Post: Jun-18-2024