Pehea e koho ai i ka Polyaluminum Chloride i ka mālama wai

he aha ka polyaluminum chloride?

He pōkole ka Polyaluminum Chloride (Poly aluminum chloride) i ka PAC. He ʻano ia o ka wai hoʻomaʻamaʻa wai no ka wai inu, ka wai ʻoihana, ka wai ʻōpala, ka hoʻomaʻemaʻe ʻana i ka wai no ka wehe ʻana i ke kala, ka wehe ʻana o COD, a me nā mea e like me ke ʻano o ka flocculate agent, decolor agent a i ʻole coagulant.

ʻO ka PAC he polymers inorganic hiki ke hoʻoheheʻe ʻia i ka wai ma waena o ALCL3 a me AL(OH) 3, ʻo ke ʻano kemika ʻo [AL2(OH)NCL6-NLm], 'm' pili i ka nui o ka polymerization, 'n' kū no ka pae kūʻokoʻa o Loaʻa i ka PAC products.lt nā mea maikaʻi o ke kumukūʻai haʻahaʻa. ʻole ka hoʻohana ʻana, a me kahi hopena hoʻomaʻemaʻe maikaʻi loa.

ʻEhia ʻano PAC?

ʻElua mau ʻano hana: ʻo ka hoʻomaloʻo pahu, ʻo ka hoʻomaloʻo ʻana i kekahi. Ma muli o ka laina hana ʻokoʻa, aia nā ʻokoʻa liʻiliʻi mai ka helehelena a me nā mea i loko.

ʻO ka pahu hoʻomaloʻo PAC he melemele a ʻeleʻele paha nā granule melemele, me kahi maʻi o Al203 mai 27% a 30%. ʻAʻole iʻoi aku ka nui o ka mea hikiʻole ke hoʻololi i ka wai ma mua o 1%.

ʻOiai melemele ka Spray Drying PAC. ʻO ka pauka melemele a keʻokeʻo paha, me kahi maʻiʻo o AI203 mai 28% a 32%.

Pehea e koho ai i ka PAC kūpono no ka mālama wai ʻokoʻa?

ʻAʻohe wehewehe no ka noi PAC i ka mālama wait. He maʻamau wale nō ia o nā koi kikoʻī PAC me ka mālama ʻole ʻana i ka wai. ʻO ka helu maʻamau no ka mālama wai inu ʻo GB 15892-2009. ʻO ka maʻamau, hoʻohana ʻia ka 27-28% PAC i ka mālama wai inu ʻole, a hoʻohana ʻia ʻo 29-32% PAC i ka mālama wai inu.