Polyamine e sebelisetsoa eng ho hloekisa metsi?

Polyaminese bapala karolo ea bohlokoa ho coagulation le flocculation, mehato e 'meli ea bohlokoa leetong la ho hloekisa metsi.Coagulation e kenyelletsa ho senyeha ha likaroloana metsing ka ho eketsoa ha lik'hemik'hale.Li-polyamine li ipabola ts'ebetsong ena ka ho fokotsa litefello ho likaroloana tse emisitsoeng, ho li lumella hore li kopane 'me li thehe lihlopha tse kholoanyane, tse bonolo ho li tlosa.Sena se molemo ka ho khetheha ho alafa metsi a nang le turbidity e phahameng, kaha polyamine e ntlafatsa katleho ea ho tlosa likaroloana.

Ho feta moo, li-polyamine li kenya letsoho haholo ho flocculation, moo likaroloana tse entsoeng li kopana ho etsa bongata bo boholo.Li-flocs tse hlahisoang li ka arohanngoa habonolo le metsi ka sedimentation kapa filtration, ho siea metsi a hlakileng le a hloekileng.Ho sebetsa ha Polyamine ho khothaletseng ho phalla ka potlako le ka matla ho li khetholla e le karolo ea bohlokoa maanong a sejoale-joale a ho hloekisa metsi.

Tšebeliso e 'ngoe e hlokomelehang ea polyamine e itšetlehile ka bokhoni ba tsona ba ho thusa ho tlosa litšila tse kang tšepe e boima le lintho tse silafatsang tsa tlhaho.Ka ho etsa li-complexes tse nang le litšila tsena, li-polyamine li nolofatsa ho na ha tsona, li thusa ho arohana le matrix a metsi.Sena se molemo haholo ho sebetsana le mehloli ea metsi e silafalitsoeng ke phallo ea liindasteri kapa phallo ea temo.

Tšusumetso ea tikoloho ea li-polyamine ho hloekisa metsi le eona e bohlokoa.Ha ho bapisoa le li-coagulants tsa setso, li-polyamines hangata li hloka litekanyetso tse tlase, e leng se bakang ho fokotseha ha tlhahiso ea litšila tsa lik'hemik'hale.Sena ha se nolofatse ts'ebetso ea kalafo feela empa hape se tsamaisana le ts'ebetso ea lefats'e ea mekhoa ea taolo ea metsi e tšoarellang le e baballang tikoloho.

Litsi tsa tlhoekiso ea metsi lefatšeng ka bophara li ntse li tsoela pele ho amohela li-polyamine e le karolo ea kalafo ea tsona ka lebaka la ho feto-fetoha ha tsona le bokhoni ba tsona.Bafuputsi le baenjiniere ba ntse ba hlahloba mekhoa ea ho ntlafatsa ts'ebeliso ea polyamine, ho netefatsa ts'ebeliso ea bona maemong a fapaneng a kalafo ea metsi.

Qetellong, PA e fetola pheko ea metsi ka ho fana ka tharollo e sebetsang le e tšoarellang ho netefatsa boteng ba metsi a hloekileng le a bolokehileng.Ha sechaba le liindasteri li ntse li loantšana le liqholotso tsa khaello ea metsi le tšilafalo, karolo ea polyamine ho matlafatsa ts'ebetso ea tlhoekiso ea metsi e ba bohlokoa haholo.Kamohelo ea li-polyamine e emetse mohato oa bohlokoa oa ho fihlela bokamoso moo phihlello ea metsi a hloekileng e leng ntho ea nnete ho bohle.