I-Poly aluminium chloride(I-PAC) iyingxenye yamakhemikhali esetshenziswa kabanzi ekwelapheni kwamanzi namanzi amdaka ngenxa yokusebenza kwayo ekususeni izinto ezingcolile. Indlela yayo yokwenza ifaka izinyathelo ezimbalwa ezibalulekile ezibangela ukuhlanzwa kwamanzi.
Okokuqala, i-PAC isebenza njengobumbano ezinqubweni zokwelashwa kwamanzi. Ukuhlangana kuyinqubo yezinhlayiya ezihlangene nokumiswa kwamanzi kanye nokumiswa kwamanzi emanzini, kubangele ukuba bahlangane ndawonye futhi bakhe izinhlayiya ezinkulu ezibizwa nge-FLOCs. I-PAC ifinyelela lokhu ngokungathathi hlangothi izindleko ezingezinhle ngaphezulu kwezinhlayiya ze-colloidal, ezibavumela ukuba zihlangane futhi zakha ama-flocs ngenqubo ebizwa ngokuthi yimali ekhokhwayo. Lawa ama-flocs abe lula ukuwasusa ngezinqubo ezilandelayo zokuhlunga.
Ukwakheka kwama-flocs kubalulekile ekususweni kokungcola okuhlukahlukene emanzini. I-PAC isusa ngempumelelo ama-solids amisiwe, njengezinhlayiya zobumba, isilika, kanye nendaba ye-organic, ngokuzifaka kuma-flocs. Lezi zi-solids ezimisiwe zingaba negalelo ekuqiniseni ama-turbidity emanzini, okwenza kubonakale kunamafu noma kuhlale. Ngokufaka lezi zinhlayiya ezibangelwa ama-flocs amakhulu, i-PAC ilungiselela ukususwa kwayo ngesikhathi se-sedimentation kanye nezinqubo zokuhlunga, okuholela emanzini acacile.
Ngaphezu kwalokho, i-PAC AIDS ekususweni kwezinto eziphikisayo ezivinjelwe kanye nezinhlanganisela ezibangelwa umbala kusuka emanzini. Ingcolisa into ephilayo, efana nama-acid ahlanzekile ne-fulvic, ingadlulisela ukunambitheka okungathandeki kanye nephunga lokungena kwamanzi futhi lingasabela ngezilokotho ze-disinfectant ukwakha imikhiqizo eyingozi. I-PAC isiza ekubumbeni kanye ne-adsorb Lezi zinhlaka eziphilayo ezingaphezulu kwama-flocs asunguliwe, ngaleyo ndlela anciphise ukugxila kwawo emanzini aphathwe.
Ngaphezu kwendaba ye-organic, i-PAC ingasusa ngempumelelo ukungcoliswa okuhlukahlukene kwe-inorganic kusuka emanzini. Lokhu kungcola kungafaka izinsimbi ezisindayo, njenge-arsenic, ukuhola, ne-chromium, kanye nama-anion athile anjenge-phosphate ne-fluoride. Imisebenzi ye-PAC ngokwakha ama-infoluble metal hydroxide noma ngama-adsorbing metal ion to ebusweni wayo, ngaleyo ndlela anciphise ukugxila kwawo emanzini aphathwe amazinga ahlangabezana namazinga alawulayo.
Ngaphezu kwalokho, i-PAC ibonisa izinzuzo ngaphezu kwamanye ama-coagulants asetshenziswa kakhulu ekwelashweni kwamanzi, njenge-aluminium sulfate (Alum). Ngokungafani no-Alum, i-PAC ayiguquli kakhulu i-PH yamanzi ngesikhathi senqubo yokuhlangana, esiza ukunciphisa isidingo samakhemikhali okulungiswa kwe-PH futhi yehlise izindleko zokwelashwa jikelele. Ngokwengeziwe, i-PAC ikhiqiza ama-sludges ambalwa ngokuqhathaniswa ne-alum, okuholela ezindlekweni eziphansi zokulahla kanye nemithelela yezemvelo.
Sekukonke, i-polyluminium chloride (PAC) iyinhlangano esebenza kahle kakhulu edlala indima ebalulekile ekususweni kokungcola okuhlukahlukene emanzini. Amandla alo okukhuthaza ukugibela, ukufukula, ukufakwa kwedimentation, kanye nezinqubo ze-adsorption kwenza kube yingxenye ebalulekile ezinhlelweni zokwelashwa kwamanzi emhlabeni wonke. Ngokwenza lula ukususwa kwama-solids amisiwe, ancibilikiswe izinto eziphilayo, amakhompiyutha abamba umbala, kanye nokungcola kwe-inorganic, i-PAC kusiza ukukhiqiza amanzi ahlanzekile, acacile, nawokuphepha ahlangabezana namazinga alawulayo. Ukusebenza kwayo kwezindleko, ukusetshenziswa kalula, kanye nomthelela omncane kumanzi ph kwenze kube ukukhetha okuthandwayo kwezitshalo zokwelashwa kwamanzi ezifuna izixazululo ezithembekile nezizinzile zokuhlanzwa kwamanzi.
Isikhathi Sokuthumela: Mar-18-2024