Thaum nws los txog rau kev kho dej thiab cov txheej txheem purification, xaiv cov khoom tsim nyogPolyacrylamide Cov khoom ua kom cov dej khov yog qhov tseem ceeb heev. Hauv phau ntawv qhia no, peb yuav tshawb nrhiav cov yam uas yuav tsum xav txog thaum xaiv cov polyacrylamide flocculant (PAM), kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws thiab siv nyiaj tsawg. Tshawb nrhiav seb yuav ua li cas thiaj xaiv tau zoo thiab ua tiav cov kev daws teeb meem kho dej zoo.
Ntu 1: Nkag Siab Txog Polyacrylamide Flocculants
Cov tshuaj flocculants polyacrylamide, feem ntau hu ua PAM, yog cov polymers hnyav molecular siab uas siv dav hauv cov txheej txheem kho dej. PAM tuaj yeem ua kom cov khoom me me, colloids, thiab lwm yam tsis huv hauv dej sib xyaw thiab sib xyaw, ua rau lawv raug tshem tawm los ntawm kev tso dej lossis kev lim dej. PAM muaj ntau hom, suav nrog cationic, anionic, thiab non-ionic, txhua tus haum rau cov ntawv thov tshwj xeeb raws li lub zog hluav taws xob ntawm cov khoom me me uas yuav tsum tau kho.
Tshooj 2: Tej Yam Yuav Tsum Xav Txog
Kev xaiv PAM zoo yuav tsum tau xav txog ntau yam:
Kev Tshuaj Xyuas Dej Zoo:Ua ib qho kev tshuaj xyuas kom meej txog qhov chaw dej, suav nrog cov khoom uas raug tshem tawm, qhov turbidity, pH, thiab cov khoom tsis huv tshwj xeeb. Qhov kev tshuaj xyuas no pab txiav txim siab hom PAM thiab cov koob tshuaj uas tsim nyog rau kev ua kom cov dej ntws zoo.
Hom PAM:Xaiv hom PAM kom raug yog qhov tseem ceeb heev. Cationic PAM ua haujlwm tau zoo tiv thaiv cov khoom me me uas muaj nqi zoo, anionic PAM rau cov khoom me me uas muaj nqi tsis zoo, thiab non-ionic PAM rau cov khoom me me uas tsis muaj nqi. Kev sib phim hom PAM rau cov yam ntxwv ntawm dej ua kom muaj kev ua haujlwm zoo tshaj plaws ntawm flocculation.
Kev Siv PAM:Qhov ntau npaum li cas ntawm PAM zoo tshaj plaws nyob ntawm seb cov dej zoo li cas, kev kho dej kom zoo li cas, thiab qhov concentration ntawm cov flocculant. Kev sim cov thawv lossis nrhiav kev qhia los ntawm cov kws tshaj lij kho dej tuaj yeem pab txiav txim siab qhov ntau npaum li cas uas tsim nyog.
Kev Sib Tw Ua Haujlwm:Xav txog cov txheej txheem kho dej thiab cov khoom siv uas siv. Tej txheej txheem yuav xav tau kev sib xyaw ua ke ntawm ntau hom PAM kom ua tiav cov txiaj ntsig xav tau. Kev sib raug zoo nrog lwm cov tshuaj lom neeg thiab cov txheej txheem kho kuj tseem yuav tsum tau soj ntsuam.
Tshooj 3: Kev Siv Nyiaj Tau Zoo thiab Kev Ruaj Khov
Thaum xaiv PAM zoo, nws yog ib qho tseem ceeb uas yuav tsum soj ntsuam qhov kev siv nyiaj thiab kev ruaj khov. Xav txog cov nqi mus sij hawm ntev ntawm kev siv ntau hom PAM, suav nrog kev yuav khoom, kev khaws cia, thiab kev siv nyiaj. Soj ntsuam qhov cuam tshuam rau ib puag ncig ntawm txhua hom PAM, xyuas kom ua raws li cov cai hauv zos. Tsis tas li ntawd, tshawb nrhiav cov kev xaiv rau kev rov ua dua lossis siv PAM dua kom txo qis kev tsim cov khib nyiab.
Kev xaiv cov polyacrylamide flocculant uas tsim nyog yog qhov tseem ceeb rau cov txheej txheem kho dej kom zoo. Los ntawm kev xav txog cov yam xws li kev tshuaj xyuas dej zoo, hom PAM, koob tshuaj, thiab kev sib raug zoo ntawm cov txheej txheem, ib tus tuaj yeem ua tiav kev ua tau zoo tshaj plaws thiab kev siv nyiaj tsim nyog. Tsis tas li ntawd, kev hais txog kev ruaj khov thiab kev xav txog ib puag ncig ua kom muaj lub luag haujlwm thiab ua haujlwm tau zoo.kev daws teeb meem dej kho.
Lub sijhawm tshaj tawm: Lub Xya Hli-11-2023