IwuHealth na nchekwa

MPC na mmiri

Oke ime ịta (MPC) nke na-emerụ ihe na-n'ịnyịnya ala omume norm ịdị ọcha ụkpụrụ. Odida na-edebe ndị a ókè, ọ bụ ihe iwe nke ọrụ maka dara iwu dị na iwu. The ruru nke MPC na mmiri na-enye ntụziaka banyere ịgba ụkpụrụ maka pollutants, ọdịnaya nke nke na-adịghị abuana mmebi nke ahụ ike ma ọ bụ ndụ mmadụ.

Ndị bụ isi na-egbu egbu ihe na-arụ ọrụ ọtụtụ ụlọ ọrụ mmepụta ihe mgbagwoju enterprise. Ha umu anwuru zuru ezu ike mmebi ikuku, ala na mmiri. Chemical ọcha, nke nwere a ezighị ezi mmetụta na anyị gburugburu ebe obibi, nwere ike kere n'ime dị iche iche dị ka ha n'ókè nke ize ndụ ụmụ mmadụ. Ndị a gụnyere ndị bekee na ihe ize ndụ:

- mberede;

- elu;

- agafeghị oke.

E nwekwara a ìgwè nke ize ndụ ọcha.

MPC na mmiri dị iche iche chemical bekee gụnyere a pụrụ iche tebụl. Ọzọkwa, e nwere dị iche iche formulas, ojiji nke nke na-eme ka o kwe omume gbakọọ ndidi ịgba nke nsị. Ha na-eji maka ọkachamara nke akara jikoro maka mmiri nke ụmụ mmadụ na-eji. Ndị dị otú ahụ nwere ike na-egosipụta ihe ọ bụla nke anyị. Ọ bụ iji nyochaa ala nke mmiri ọṅụṅụ n'ụlọ gị ma jiri ya tụnyere ihe ime norms ịchọta na ya iche iche. Dị ka ihe atụ, ọdịnaya na milligrams kwa liter ekwesịghị ịbụ elu karịa:

- akọrọ fọduru - 1000;

- sulphate - 500;

- chlorides - 350;

- ọla kọpa - 1;

- zinc - 5;

- ígwè - 0.3;

- manganese - 0,1;

- mmapụta polyphosphate - 3.5.

Mkpokọta ekweghị ekwe nke mmiri ekwesịghị gafere asaa milligrams kwa liter.

Ọ dị mkpa nke ukwuu na akara nke ala ọnọdụ. Ala ahu di batrị na nyo dị iche iche ogige. MPC wastewater, nke a na-atara nọgidere n'ime ala, ga-esoriri na ụkpụrụ, dị ka a mgbe nile Mbugharị na ya elu emerụ bekee zuru ezu ike contaminates dum gburugburu ebe obibi.

Dị ka ịdị ọcha norms, ala nwere ike ọ dịghị ihe karịrị:

- 0,02 mg / n'arọ benzopyrene;

- 3 mg / n'arọ ọla kọpa;

- 130 mg / n'arọ nitrate;

- 0.3 mg / n'arọ nke toluene;

- 23 mg / n'arọ zinc.

Ọ bụrụ na ị gafere karịa ime ịta mmiri ozu na-emeso ndị na-achịkwa nke gburugburu ebe obibi, ga-ekpebi ihe na-akpata ihe a onu. Ọtụtụ mgbe, na-abawanye na ọnụ ọgụgụ nke ọdịdị nke chemical bekee emetụta general ezinụlọ n'efu. Ugbu a, ihe bụ nsogbu bụ karịsịa nnukwu ọgwụgwọ mmiri si phosphate na nitrogen ogige. Iji dozie nsogbu a, i nwere ike iji atọ dị iche iche na-eru nso:

- Chemistry;

- usoro ndu;

- collection nke mbụ na nke abụọ ụzọ.

Agwa usoro iwu ịgba ụkpụrụ ke mmiri eji a chemical ihicha agụnye guzobere metalfosfatov nke, ịbụ unyi anaghị agbasa, dozie na-ala nke a pụrụ iche akpa. Usoro a na-ewe ebe site reagents. Iji chemical ọcha usoro na ọtụtụ-eji na ulo oru osisi. -Arụ ọrụ ndị a nwere ike na-akpan zụrụ pesonel.

Mgbe na-eji phosphoric ma ọ bụ P-bacteria, usoro a na a ndu adi-ọcha nke mmiri. Ọ bụ oge a na, eke obibia gbochie kacha ime ịta. Special ebe ọgwụgwọ tankị na-ọnọ na nwetụ aerobic na anaerobic bacteria. Ndị dị otú ahụ a usoro a na-eji na biofilters, septic tankị na aeration tankị.

The collection of ndu na chemical ụzọ eji na mmiri ọgwụ usoro ebe e nwere mkpa ka mee ngwangwa ma welie decomposition mmeghachi omume nke adịghị.

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