KakaretsoMetsi a litšila a ho etsa pampiri a tsoa haholo-holo lits'ebetsong tse peli tsa tlhahiso ea ho pulpe le ho etsa pampiri indastering ea ho etsa pampiri. Ho pulpe ke ho arola likhoele ho thepa e tala ea limela, ho etsa pulpe, ebe ho e soeufatsa. Ts'ebetso ena e tla hlahisa metsi a mangata a litšila a ho etsa pampiri; ho etsa pampiri ke ho qhibilihisa, ho bopa, ho hatella le ho omisa pulpe ho etsa pampiri. Ts'ebetso ena e boetse e na le tšekamelo ea ho hlahisa metsi a litšila a ho etsa pampiri. Metsi a litšila a ka sehloohong a hlahisoang ts'ebetsong ea ho pulpe ke joala bo botšo le joala bo bofubelu, 'me ho etsa pampiri haholo-holo ho hlahisa metsi a masoeu.
Likarolo tse ka sehloohong 1. Palo e kholo ea metsi a litšila.2. Metsi a litšila a na le bongata bo boholo ba lintho tse tiileng tse leketlileng, haholo-holo enke, faeba, setlatsetsi le lintho tse ling tse eketsang.3. SS, COD, BOD le litšila tse ling metsing a litšila li phahame haholo, litaba tsa COD li phahame ho feta BOD, 'me' mala o lefifi.
Morero oa kalafo le tharollo ea mathata. 1. Mokhoa oa phekolo Mokhoa oa hona joale oa kalafo o sebelisa haholo-holo mokhoa oa ho kopanya mokhoa oa anaerobic, aerobic, physical le chemical coagulation le mokhoa oa ho kopanya mokhoa oa ho sedimentation.
Mokhoa oa kalafo le phallo: Kamora hore metsi a litšila a kene tsamaisong ea kalafo ea metsi a litšila, a qala ka ho feta ka har'a rake ea lithōle ho tlosa lithōle tse kholo, a kena ka letamo la grid bakeng sa ho lekana, a kena ka tankeng ea coagulation, 'me a hlahisa karabelo ea coagulation ka ho eketsa polyaluminum chloride le polyacrylamide. Kamora ho kena flotation, SS le karolo ea BOD le COD metsing a litšila lia tlosoa. Mokelikeli oa flotation o kena kalafong ea biochemical ea mekhahlelo e 'meli ea anaerobic le aerobic ho tlosa boholo ba BOD le COD metsing. Kamora tanka ea bobeli ea sedimentation, COD le chromaticity ea metsi a litšila ha li fihlelle maemo a naha a ho ntša mosi. Ho kopanya ha lik'hemik'hale ho sebelisoa bakeng sa kalafo e ntlafalitsoeng e le hore metsi a litšila a ka fihlela maemo a ho ntša mosi kapa a fihlelle maemo a ho ntša mosi.
Mathata le Litharollo tse Tloaelehileng 1) COD e feta tekanyetso. Kamora hore metsi a litšila a phekoloe ka phekolo ea anaerobic le aerobic biochemical, COD ea metsi a litšila ha e fihlelle maemo a ho ntša metsi. Tharollo: Sebelisa sesebelisoa sa ho senya COD se sebetsang hantle haholo SCOD bakeng sa kalafo. E kenye metsing ka tekanyo e itseng 'me u arabele metsotso e 30.
2) Chromaticity le COD ka bobeli li feta tekanyetso Kamora hore metsi a litšila a phekoloe ka kalafo ea anaerobic le aerobic biochemical, COD ea metsi a litšila ha e fihlelle maemo a ho ntša metsi. Tharollo: Kenya sesebelisoa sa ho tlosa 'mala sa flocculation se sebetsang hantle haholo, kopanya le sesebelisoa sa ho tlosa 'mala se sebetsang hantle haholo, 'me qetellong u sebelise polyacrylamide bakeng sa ho tlosa 'mala le pula, karohano ea metsi a tiileng le a tiileng.
3) Ammonia e ngata haholo naetrojene Naetrojene ea ammonia e ntšang metsi e ke ke ea fihlela litlhoko tsa hona joale tsa ho ntša metsi. Tharollo: Kenya sesebelisoa sa ho tlosa naetrojene ea ammonia, hlohlelletsa kapa u phefumolohe 'me u kopanye, 'me u arabe metsotso e 6. Mochining oa pampiri, naetrojene ea ammonia e ntšang metsi e ka ba 40ppm, 'me tekanyetso ea ho ntša naetrojene ea ammonia sebakeng seo e ka tlase ho 15ppm, e ke keng ea fihlela litlhoko tsa ho ntša metsi tse boletsoeng ke melaoana ea tšireletso ea tikoloho.
Qetello Phekolo ea metsi a litšila a ho etsa pampiri e lokela ho shebana le ho ntlafatsa sekhahla sa metsi a sebelisoang hape, ho fokotsa tšebeliso ea metsi le ho ntšoa ha metsi a litšila, 'me ka nako e ts'oanang, e lokela ho hlahloba ka mafolofolo mekhoa e fapaneng e tšepahalang, e theko e tlaase le ea kalafo ea metsi a litšila e ka sebelisang mehloli e molemo ka botlalo metsing a litšila. Mohlala: mokhoa oa ho phaphamala o ka khutlisa lintho tse tiileng tse nang le likhoele metsing a masoeu, ka sekhahla sa ho hlaphoheloa sa ho fihla ho 95%, 'me metsi a hloekisitsoeng a ka sebelisoa hape; mokhoa oa kalafo ea metsi a litšila a tukang o ka khutlisa sodium hydroxide, sodium sulfide, sodium sulfate le letsoai le leng la sodium hammoho le lintho tse phelang metsing a matšo. Mokhoa oa ho phekola metsi a litšila o sa nke lehlakore o fetola boleng ba pH ba metsi a litšila; ho kopanya sedimentation kapa ho phaphamala ho ka tlosa likaroloana tse kholo tsa SS metsing a litšila; mokhoa oa ho qhala ha lik'hemik'hale o ka fetola 'mala; mokhoa oa phekolo ea baeloji o ka tlosa BOD le COD, e leng se sebetsang haholoanyane bakeng sa metsi a litšila a pampiri ea kraft. Ho phaella moo, ho boetse ho na le reverse osmosis, ultrafiltration, electrodialysis le mekhoa e meng ea ho phekola metsi a litšila a ho etsa pampiri e sebelisoang lapeng le kantle ho naha.
Nako ea poso: Pherekhong-17-2025