In Cov tshuaj coagulant (Polyaluminum Chloride, feem ntau hu ua tus neeg sawv cev ntxuav dej, tseem hu ua polyaluminum chloride, polyaluminum luv luv,PAC) thiabCov khoom ua kom cov dej khov (polyacrylamide, koom nrog cov polymer molecular siab,PAM) Nyob rau hauv qhov kev ua, cov khoom uas raug tshem tawm yuav raug cov khoom sib xyaw ua ke thiab cov khoom sib xyaw ua ke hauv tshuaj, yog li ntawd tsim cov khoom sib xyaw ua ke loj. Nyob rau hauv qhov kev ntab ntawm pawg npuas, cov "floccules" ntab mus rau saum npoo ntawm cov kua kom tsim cov scum, uas tau sib cais los ntawm dej los ntawm kev siv lub tshuab slag scraper. Kev ntxuav lub nozzle yuav tsis ua rau txhaws, thiab kev siv cov coagulant thiab flocculant hauv kev kho dej phwj tuaj yeem ua tau zoo.
Coagulant (polyaluminum chloride, feem ntau hu ua dej purifier, tseem hu ua polyaluminum chloride, hu ua polyaluminum, PAC) feem ntau yog siv rau kev ntxuav cov dej haus thiab cov dej khib nyiab kev lag luam, thiab kev kho cov dej tshwj xeeb (xws li cov dej khib nyiab roj, Luam ntawv thiab zas xim dej khib nyiab, smelting dej khib nyiab, muaj cov khoom siv radioactive, cov hlau hnyav lom xws li Pb, Cr thiab dej khib nyiab uas muaj F, thiab lwm yam), ntxiv rau, nws kuj siv dav hauv kev casting precision, roj drilling, tawv, metallurgical papermaking, thiab lwm yam., coagulant siv rau hauv dej Thaum lub sijhawm kho, cov khoom colloidal hauv dej tuaj yeem sib txuas thiab sib sau ua ke. Feem ntau, cov txheej txheem coagulation yog ntxiv cov tshuaj thaum lub sijhawm kho dej kom ua rau cov khoom tsis huv coagulate, decolorize, tshem tawm cov khoom seem, tshem tawm cov turbidity thiab cov kab mob.
Polyaluminum ferric chloride muaj cov nyhuv coagulation zoo. Polyaluminum ferric chloride (PAFC) yog ib hom tshiab ntawm cov khoom siv inorganic cationic composite flocculant uas ua haujlwm tau zoo. Nws muaj qhov zoo ntawm qhov chaw dav, cov nyhuv tshem tawm cov turbidity zoo, thiab cov kav dej khoom siv corrosion me me; nws kuj muaj cov yam ntxwv ntawm kev sib sau ua ke ntawm cov ntsev hlau ntsev flocculant sai, kev sib cais yooj yim, kev ua tau zoo hauv kev kho dej kub qis, thiab ntau yam PH tus nqi hauv kev kho dej. Tam sim no, polyaluminum ferric chloride tau siv tau zoo hauv kev kho dej haus, dej lag luam thiab ntau yam dej khib nyiab lag luam.
Cov tshuaj coagulant (polyaluminum chloride, feem ntau hu ua tus neeg sawv cev ntxuav dej, tseem hu ua polyaluminum chloride, hu ua polyaluminum, PAC) muaj peev xwm tshem tawm xim thiab tshem tawm cov pa phem, thiab cov nyhuv ntxuav dej yog 4-6 npaug ntawm AL2 (SO4) 3. 3-5 npaug ntawm ALCL3, qhov ntau npaum li cas me me, qhov cuam tshuam loj, tus nqi qis, qhov txiaj ntsig siab, kev hloov pauv mus rau ntau yam pH, qhov txo qis ntawm pH ntawm cov dej nyoos yog me me, yog li nws tsis muaj kev cuam tshuam corrosion rau cov khoom siv kav dej, tsis tas yuav ntxiv lwm yam khoom ntxiv, thiab cov flocs tsim sai Txawm li cas los xij, nws yog tuab, muaj kev ua haujlwm siab, siab sinkability, thiab sai nag, yog li qhov cuam tshuam ntxuav ntawm cov dej turbidity siab yog qhov pom tseeb tshwj xeeb.
Lub sijhawm tshaj tawm: Lub Ib Hlis-17-2023