Kedu ihe bụ ngalaba nke ndị ọrụ ọgwụgwọ mmiri?

Ndị na-ahụ maka ọgwụgwọ mmiri na-ezo aka na kemịkalụ agbakwunyere n'oge ọgwụgwọ mmiri iji wepụ ọtụtụ ihe ndị na-emerụ ahụ dị na mmiri (dị ka ihe ndị na-emebi emebi, ion metal, unyi na microorganisms, wdg) ma nweta mmiri obodo ma ọ bụ ụlọ ọrụ mmepụta ihe na-emezu ihe a chọrọ. Ndị na-ahụ maka ọgwụgwọ mmiri bụ akụkụ dị mkpa nke ngwaahịa kemịkal dị mma ma nwee nkọwa siri ike. A na-achọ ndị na-edozi mmiri dị iche iche maka ebumnuche dị iche iche na ihe ọgwụgwọ.

Okwu mmalite:

Onye na-ahụ maka ọgwụgwọ mmiri bụ okwu izugbe maka ndị ọrụ kemịkalụ ejiri maka ọgwụgwọ mmiri, nke a na-ejikarị na mpaghara ụlọ ọrụ dị ka mmanụ ala, ụlọ ọrụ kemịkalụ, ọla, ụgbọ njem, ụlọ ọrụ ọkụ, na akwa. Ndị na-ahụ maka ọgwụgwọ mmiri na-agụnye ihe mgbochi corrosion, ọnụ ọgụgụ na-egbochi ihe, bactericides, flocculants, purifiers, cleansing agents, pre-filming agents, wdg N'ime ngwa ndị bara uru, a na-ejikarị ndị na-edozi mmiri na-emepụta ihe na-emepụta ihe, ma ọ bụ na-eji ihe dị iche iche na-edozi mmiri na-ejikọta ya. Ya mere, ọ dị mkpa ịṅa ntị na mmegide dị n'etiti ihe ndị ahụ n'ihi nchịkọta na-ekwesịghị ekwesị, nke na-ebelata ma ọ bụ na-efunahụ mmetụta ahụ, na iji ya mee ihe n'ụzọ zuru ezu nke mmetụta synergistic (mmetụta synergistic na-emepụta mgbe ọtụtụ ndị ọrụ na-ebikọ ọnụ) iji mee ka mmetụta ahụ dịkwuo elu. Tụkwasị na nke ahụ, ọtụtụ usoro ọgwụgwọ mmiri bụ usoro mepere emepe nke nwere ụfọdụ ihe na-emepụta ihe. Mgbe ị na-eji ha eme ihe, a ghaghị ịtụle mmetụta nke ndị na-edozi mmiri dị iche iche na gburugburu ebe obibi. Ndị na-ahụ maka ọgwụgwọ mmiri na-emekarị gụnyere: flocculants, ferrous sulfate heptahydrate, polyferric salts, calcium hydroxide, ferric chloride hexahydrate, bactericides na algaecides, chlorine dioxide, scale inhibitors na corrosion inhibitors, polyacrylamide (cationic, anionic, non-ionic), polyaluminum chloride ferric chloride, ferrous sulfate, wdg.

 

Ihe mgbochi corrosion
Otu kemịkalụ nke nwere ike igbochi ma ọ bụ belata corrosion nke ihe igwe ma ọ bụ akụrụngwa site na mmiri mgbe etinyechara ya na mmiri n'ụdị kwesịrị ekwesị. Ha nwere njirimara nke mmetụta dị mma, obere usoro onunu ogwu, na iji dị mfe. Enwere ọtụtụ ụdị na ụdị ihe mgbochi corrosion. Dị ka ụdị ogige ha si dị, enwere ike kewaa ha n'ime inorganic corrosion inhibitors na organic corrosion inhibitors. Dị ka ma mmeghachi omume ha na-egbochi bụ mmeghachi omume anodic, mmeghachi omume cathodic, ma ọ bụ abụọ, enwere ike kewaa ha n'ime ndị na-emechi corrosion anodic, cathodic corrosion inhibitors, ma ọ bụ ngwakọta corrosion inhibitors. Enwere ike kewaa ihe mgbochi corrosion n'ụdị ihe nkiri passivation, ụdị ihe nkiri mmiri ozuzo, na ụdị ihe nkiri adsorption dị ka usoro nke imepụta ihe nkiri nchebe n'elu igwe. Ndị na-egbochi ihe nkiri passivation a na-ejikarị eme ihe na ọgwụgwọ mmiri gụnyere chromates, nitrites, molybdates, wdg; ihe nkiri mmiri ozuzo na-ejikarị eme ihe ụdị corrosion inhibitors gụnyere polyphosphates, zinc salts, wdg; ihe na-egbochi ihe nkiri adsorption ụdị corrosion nke a na-ejikarị gụnyere amines organic, wdg.
na-ekesa
Nke mbụ ihe mgbochi ihe mgbochi bụ polyacrylic acid (sodium), nke nwere ezigbo ihe mgbochi mgbochi megide ọnụ ọgụgụ calcium carbonate, mana nwere mmetụta mgbochi dị ala na ntinye calcium phosphate.

 

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