Enwere ọtụtụ ụdị flocculants, nke enwere ike kewaa ụzọ abụọ, otu bụ flocculants inorganic na nke ọzọ bụ flocculants organic.
(1) flocculants inorganic: gụnyere ụdị abụọ nke metal salts, iron salts na aluminum salts, yana inorganic polymer flocculants dị ka.polyaluminom chloride. Ndị a na-ejikarị eme ihe bụ: ferric chloride, ferrous sulfate, ferric sulfate, aluminum sulfate (alum), isi aluminum chloride, wdg.
(2) Organic flocculants: tumadi ihe polymer dị ka polyacrylamide. N'ihi na polymer flocculants nwere uru nke: obere onunu ogwu, ngwa ngwa sedimentation ọnụego, elu floc ike, na ike dịkwuo filtration ọsọ, ya flocculation mmetụta bụ ọtụtụ ugboro ugboro ugboro karịa nke omenala inorganic flocculants, ya mere a na-eji ugbu a ọtụtụ ebe. na ọrụ ọgwụgwọ mmiri.
(Ọkachamara onye na-ahụ maka ọgwụgwọ mmiri na-emepụta-Clean Water Clean World)
Polymer flocculant - polyacrylamide
Isi akụrụngwa nkepolyacrylamide (PAM maka mkpụmkpụ)bụ acrylonitrile. A na-ejikọta ya na mmiri n'otu akụkụ ma nweta site na hydration, ịdị ọcha, polymerization, ihicha na usoro ndị ọzọ.
Enwere ike nweta nkwubi okwu ndị a site na nnwale ndị gara aga:
(1) Anionic PAM dabara adaba maka ihe kwụsịtụrụ inorganic nke nwere oke itinye uche na ụgwọ dị mma, yana oke ahụ kwụsịtụrụ (0.01 ~ 1mm), na nnọpụiche ma ọ bụ uru pH alkaline.
(2) Cationic PAM dabara maka okwu kwụsịtụrụ nwere ụgwọ na-adịghị mma yana ihe nwere organic.
(3) Nonionic PAM dabara maka ikewapụ ihe kwụsịtụrụ na steeti organic na inorganic agwakọta, na ngwọta bụ acidic ma ọ bụ na-anọpụ iche.
Nkwadebe flocculant
The flocculant nwere ike ịbụ siri ike na-adọ ma ọ bụ elu ịta mmiri mmiri na-adọ. Ọ bụrụ na a na-agbakwunye flocculant a ozugbo na nkwusioru ahụ, n'ihi nnukwu njupụta ya na ọnụego mgbasa ozi dị ala, a pụghị ịgbasa flocculant nke ọma na nkwusioru ahụ, na-eme ka akụkụ nke flocculant enweghị ike ịrụ ọrụ flocculant, na-akpata mmebi nke flocculant. . Ya mere, a na-agbaze igwekota mkpa ịkpali flocculant na kwesịrị ekwesị ego nke mmiri iru a ụfọdụ ịta, n'ozuzu bụghị ihe karịrị 4 ~ 5g / L, na mgbe ụfọdụ ihe na-erughị nke a uru. Mgbe emechara nke ọma, enwere ike iji ya. Oge mkpali bụ ihe dịka 1-2h.
Mgbe emechara polymer flocculant, oge nkwado ya bụ 2 ~ 3d. Mgbe ngwọta ahụ na-acha ọcha na-acha ọcha, ọ pụtara na ngwọta ahụ emebiwo ma kubie ume, na ekwesịrị ịkwụsị ya ozugbo.
Otu amide nke polyacrylamide mepụtara site na Yixing Cleanwater Chemicals Co., Ltd. nwere ike jikọta ya na ọtụtụ ihe, na-eme ka ọ bụrụ njikọ hydrogen. Polyacrylamide dị arọ dị elu dị elu na-etolite bridges n'etiti ion adsorbed, na-emepụta flocs, ma na-eme ka sedimentation nke ụmụ irighiri ihe dị ngwa, si otú a na-enweta ihe mgbaru ọsọ kachasị nke nkewa mmiri siri ike. Enwere ụdị anionic, cationic na ndị na-abụghị ionic. N'otu oge ahụ, ndị ahịa nwekwara ike hazie ngwaahịa nke nkọwa dị iche iche
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