Polycerlaymide(Pam) ke boima ba 'mele bo phahameng ba lipalesa tse sebelisoang haholo tsamaisong ea kalafo ea metsi masimong a fapaneng. E na le boima ba li-balecular, lisele tsa limolek'hupelo le mekhatlo e lumellanang le maemo a fapaneng a phello mme a ka ba a etsetsoa maemo a ikhethang. Ka ho se nke lehlakore la motlakase le ho thefulla ha Pholoso le Borokho, PAM e ka etsa hore likampo tse hahiloeng ka likaroloana tse emisitsoeng, li ntlafatsa boleng ba metsi. Sengoliloeng sena se tla kenella likolong tse khethehileng le litšusumetso tsa pam ka kalafo ea metsi masimong a fapaneng.
Phekolo ea makhulo a makhulo, PAM e sebelisetsoa ho thetsisela ha lipalesa le ho thella litšila. Ka ho khelosa matla a motlakase 'me a sebelisa litlhare tse tšesaane, PAM a ka potlakisa moferefere oa litlolisa mahlakore a liliba ka metsing ho etsa mela e meholo ea likaroloana. Limilione tsena li bonolo ho li rarolla le fifala, ka tsela eo ka nepo li tlosa litšila ka metsing le ho fihlela sepheo sa ho hloekisoa boleng ba metsi. Ts'ebeliso ea Pam e ka ntlafatsa ts'ebetso ea kalafo ea likhopolo tsa kalafo le fokotsa litšenyehelo tsa kalafo.
Motseng oa lipampiri, PAM e sebelisoa haholo ke thuso ea ho kenyelletsa, ho fokotseha, ho thibela thepa ka pampiri, le ho ntlafatsa ts'ebetso ea filimi le ea lebelo la makhasi. Ntle le moo, PAM e ka sebetsa e le seliba sa polyer se hloahloa se ntse se le seli, ho ntlafatsa bosoeu le khanya ea pampiri.
Ka boroko ba metsi a senya a limela,Pame sebelisoa haholo-holo ts'ebetsong ea ho shapuoa ka matla. Bakeng sa lits'ebetso tsa tlhahiso ea joala tse nang le lisebelisoa tse fapaneng tsa joala le lits'ebetso tsa kalafo tsa metsi a nang le metsi, ho bohlokoa hore u khethe khatello ea maikutlo le boima ba limolek'hule. Ho Teqe ha Teko ea Bareki ka Liteko ke e 'ngoe ea mekhoa e tloaetsoeng.
Metsi a nang le limela, a nang le lintho tsa lona tse phelang a nang le lilithara tsa hae tse phahameng ebe li lekanya litaba, li hloka mekhoa e nepahetseng ea kalafo. Mokhoa oa moetlo o kenyelletsa setimete ea 'mele le beetso ea biochemical. Leha ho le joalo, likopo tse sebetsang, likokoana-hloko tsa polytrist hangata lia hlokahala bakeng sa ho theoha ho hang ha ts'ebetso e meng ea kalafo. Boholo ba lipalesa tse sebelisitsoeng ts'ebetsong ena li na le lihlahisoa tsa US tsa US. Ho khetha sehlahisoa se loketseng sa Polyacerlamide ho hloka ho nahana ka tšusumetso ea phetoho ea maemo a leholimo, mocheso o nepahetseng oa lipalesa tse hlokahalang ka ts'ebetso ea lipalesa le mabaka a mang. Ho feta moo, tlhokomelo e lokela ho fuoa litaelo tse kang litlhokahalo tsa ts'ebetso le lisebelisoa le ts'ebeliso ea lipalesa.
Ka metsi a elektroniki le a motlakase, Pam e sebelisoa haholo joalo ka aFlocculantle Poupt. Ka ho khelosa matla a motlakase 'me a sebelisa litlhare tse tšesatsang, Pam a ka hlaha ka potlako' me u etse hore tšepe e boima ea tšepe e senya metsi a litšila. T phethahatsong ena, ka kakaretso ho hlokahala ho eketsa acid acid ho ea metsi a litšila ho lokisa boleng ba PH ho 2-3 ebe o eketsa moemeli oa ho fokotsa. Tankeng e latelang ea karabelo, sebelisa Naoh kapa CA (OH) 2 ho fetola boleng ba PH ho 7-8 ho hlahisa CR (OH) 3 PROES. Ebe u eketsa kouhelo ea ho fafatsa le ho tlosa CR (OH) 3. Ka lits'ebetso tsena tsa kalafo, Pam o thusa ho ntlafatsa ts'ebetso ea metsi a senya a motlakase le a motlakase o matla oa motlakase le ho fokotsa kotsi ea lihlekehleke tse matla tsa tšepe.
Nako ea poso: Jun-04-2024