Mmiri mkpofu sitere na ọrụ ugbo na nhazi nrinwere njirimara dị ịrịba ama nke na-amata ọdịiche dị na mmiri mkpofu obodo nkịtị nke ụlọ ọrụ na-ahụ maka mmiri mkpofu ọha ma ọ bụ nke onwe ya na-achịkwa gburugburu ụwa: ọ bụ ihe na-emebi emebi na nke na-adịghị egbu egbu, ma ọ nwere nnukwu ikuku oxygen (BOD) na nkwụsịtụ siri ike (SS). Ngwakọta nri na mmiri mkpofu nke ugbo na-esikarị ike ịkọ n'ihi ọdịiche dị na ọkwa BOD na pH na mmiri mkpofu sitere na akwukwo nri, mkpụrụ osisi na anụ anụ, yana usoro nhazi nri na oge.
Ọ na-ewe ezigbo mmiri iji hazie nri sitere na akụrụngwa. Ịsacha akwụkwọ nri na-emepụta mmiri nke nwere ọtụtụ ihe na-emepụta ihe na ụfọdụ ihe na-agbaze. Ọ nwekwara ike ịnwe surfactants na pesticides.
Ụlọ ọrụ aquaculture (ugbo azụ) na-ebutekarị nnukwu nitrogen na phosphorus, yana ihe siri ike kwụsịtụrụ. Ụfọdụ ụlọ ọrụ na-eji ọgwụ ọjọọ eme ihe na ọgwụ ndị nwere ike ịdị na mmiri na-adịghị.
Ụlọ ọrụ na-edozi mmiri ara ehi na-emepụta ihe ndị na-emerụ emerụ (BOD, SS).
Ogbugbu na nhazi nke anụmanụ na-emepụta ihe mkpofu sitere na mmiri ahụ, dịka ọbara na ihe dị n'ime eriri afọ. Ihe mmetọ emepụtara gụnyere BOD, SS, coliform, mmanụ, nitrogen organic, na amonia.
Nri edoziri maka ire ere na-emepụta ihe mkpofu site na isi nri, nke na-enwekarị ọgaranya na ihe ọkụkụ na-enwekwa ike ịnwe nnu, ụtọ ụtọ, ihe agba na acids ma ọ bụ ntọala. Enwere ike inwe nnukwu abụba, mmanụ na griiz ("FOG") nke na n'ime oke zuru oke nwere ike mechie drains. Ụfọdụ obodo na-achọ ụlọ oriri na ọṅụṅụ na ndị na-edozi nri ka ha jiri ndị na-egbochi griiz ma na-ahazi njikwa FOG na usoro nsị.
Ọrụ nhazi nri dị ka ihicha ihe ọkụkụ, njikwa ihe, ịsa akwa na ihicha ngwaahịa na-emepụta mmiri mkpofu. Ọtụtụ ebe a na-edozi nri chọrọ ọgwụgwọ na saịtị tupu enwee ike iji mmiri mkpofu arụ ọrụ n'elu ala ma ọ bụ tụba ya n'ime mmiri ma ọ bụ usoro nsị. Ọkwa siri ike kwụsiri ike dị elu nke ụmụ irighiri ihe nwere ike ịbawanye BOD ma nwee ike ibute ụgwọ ọwa mmiri dị elu. A na-ejikarị usoro sedimentation, enyo yiri wedge, ma ọ bụ ntụgharị nzacha filtration (microsieving) iji belata ibu nke ihe siri ike kwụsịtụrụ tupu ewepu ya. Cationic elu-arụmọrụ mmanụ-mmiri separator a na-ejikarị na nri osisi mmanu mmanu ọgwụgwọ (elu-arụmọrụ mmanụ-mmiri separator nke nwere anionic chemicals ma ọ bụ na-ezighị ezi ebubo ahụ nke nsị ma ọ bụ mmiri mkpofu, ma na-eji naanị ya ma ọ bụ na inorganic coagulant compound ojiji, nwere ike. nweta ngwa ngwa, nkewa dị irè ma ọ bụ dị ọcha nke nzube mmiri na mmanụ na-arụ ọrụ dị elu nwere mmetụta synergistic, nwere ike mee ka ọsọ ọsọ flocculation dịkwuo elu, belata ọnụahịa nke iji ngwaahịa).
Oge nzipu: Feb-24-2023