Endaweni yokwelashwa kwamanzi, ukufuna amanzi okuphuza ahlanzekile futhi aphephile kubaluleke kakhulu. Phakathi kwamathuluzi amaningi atholakalayo kulo msebenzi,polycrylamide(Pam), eyaziwa nangokuthi yi-coabulant, ivelele njenge-ejenti eguquguqukayo nephumelelayo. Ukusetshenziswa kwayo enqubweni yokwelashwa kuqinisekisa ukususwa kokungcola nokungcola, ngaleyo ndlela kuthuthukise ikhwalithi yamanzi okuphuza. Le ndatshana idlulela ekusetshenzisweni okuhlukahlukene kwama-polyramide ekuphuzeni ukwelashwa kwamanzi, acacise indima yawo njengengxenye ebalulekile kwinqubo yokuhlanzwa.
1. Ukuhlanganakanye ne-floccation
Enye yezicelo eziyisisekelo zama-polycaci Ukuhlangana kubandakanya ukufika kwezinhlayiya ze-colloidal ngokungezwa kwamakhemikhali, lula ukuhlanganiswa kwawo. Ingculazi ye-PolyRacrylamide kule nqubo ngokungathathi hlangothi icala elibi ezinkithini ezimisiwe, ukukhuthaza ukuhlanganiswa kwazo kube ama-flocs amakhulu, ahlale. Kamuva, ukufukula kuqinisekisa ukwakheka kwama-flocs amakhulu namadejista, angasuswa kalula ngokusebenzisa i-sedimentation noma izinqubo zokuhlunga.
2. Ukususwa okuthuthukile kokungcola
I-PolyAcrylamise ithuthukisa ukusebenza kahle kokususa okuhlukahlukene okukhona kumanzi okuphuza. Ngokwenza lula ukwakheka kwama-flocs amakhulu, kuthuthukisa izinqubo zokudonsela phansi kanye nezinqubo zokuhlunga, okuholela ekususweni okusebenzayo kwama-solids amisiwe, udaba lwe-organic, kanye nama-microorganisms. Ngaphezu kwalokho, i-AIDS ye-Pam ekususweni kwezinsimbi ezisindayo, ezinjengomhophi kanye ne-arsenic, ngokwakha izakhiwo zalawa ma-ion, ngaleyo ndlela kuvinjeze ukuhlakazeka kwawo kube ngamanzi aphelile.
I-3. Ukuncishiswa kwe-turbidity
I-turbidity, okubangelwa izinhlayiya ezimisiwe emanzini, ayigcini ngokuthinta ikhwalithi yobuhle yamanzi okuphuza kodwa futhi isebenza njengenkomba engaba khona yekhwalithi yamanzi. I-PolyAcrylamide yehlisa ngempumelelo ukuqina kwe-turbidity ngokuqhakambisa ukuhlanganiswa kwezinhlayiya ezinhle kuma-flocs amakhulu, axazulula ngokushesha okukhulu. Lokhu kuphumela emanzini okuphuza acacile nangokubonakalayo, okuhlangana namazinga okulawula kanye nokulindelwe kwabathengi.
Ekuphetheni, i-polylacrylamide (pam) idlala indima ebaluleke kakhulu ekwelapheni kwamanzi okuphuza, okunikeza izinzuzo eziningi ngokuya ngeUkuhlangana, Ukususwa Okungcolisayo, ukuncishiswa kwe-turbidity, ukususwa kwe-algae, kanye nokulungiswa kwe-PH. Imvelo yayo eguquguqukayo kanye nokusebenza kahle kwenza kube yithuluzi elibalulekile lezitshalo zokwelashwa kwamanzi ezilwela ukuhlinzeka ngamanzi okuphuza amnandi, aphephile, nawokudla ajabulisayo kwabathengi. Njengoba intuthuko ebukhwini bekwelashwa kwamanzi iyaqhubeka nokuvela, i-polyyamide ilungele ukuhlala itshe legumbi ekufuneni ukuphathwa kwamanzi okuzinzile nokuvikelwa kwezempilo yomphakathi.
Isikhathi sePosi: Meyi-13-2024