Nnyocha sayensị na-egosi na oke nitrogen na-abanye na mmiri ga-eme ka eutrophication nke ahụ mmiri na-emetụta àgwà mmiri nke mmiri ahụ ruo n'ókè ụfọdụ.Ọchịchị gburugburu ebe obibi nke China chọrọ na-abawanye kwa afọ, n'ihi na mwepu mmiri na-ekpocha mmiri nke mba m na-ahapụ ọkwa ọkwa A-larịị nwere ihe mgbochi siri ike na ọdịnaya N, na ihe nzacha mmiri n'ime ime obodo nwekwara ụfọdụ ihe achọrọ maka nitrogen.Taa, Nchekwa gburugburu ebe obibi ga-ewebata gị teknụzụ abawanyela na obere oge.
Nkà na ụzụ denitrification na-eme ka ọ dịkwuo mma na-ezo aka imeziwanye ikike mmebi nke ogige ndị nwere nitrogen, na-eme ka ọnụ ọgụgụ na-emebi emebi na-eme ka ọ dịkwuo mma site n'ịgwọ usoro microbial, na-agbakwụnye ihe anụ ahụ na nke kemịkal na imeziwanye usoro ahụ n'oge usoro ọgwụgwọ mmetọ.Denitrification bayoloji na ọgwụgwọ nsị adọtala uche ndị mmadụ, mana otu esi eme ọgwụgwọ denitrification nke ọma ka bụ nsogbu siri ike na ọgwụgwọ nsị.
A na-eji teknụzụ denitrification emelitere bio-bawanye n'ọtụtụ ebe na ọgwụgwọ nsị mmiri n'ime ime obodo.Site n'ịgbakwunye kpọmkwem nje bacteria, nri ma ọ bụ ihe analogs substrate na ọgwụgwọ ndu, enwere ike ịbawanye biomass na ọgwụgwọ ahụ, enwere ike ịmepụta ike imebi ahụ na ihe ndị na-emerụ emerụ, na ọnụ ọgụgụ mmebi ahụ nwere ike imeziwanye, n'ihi ya nwere ike nweta ihe mgbaru ọsọ nke nsị mmiri. ọgwụgwọ.Teknụzụ nwere njirimara nke ọnụ ala dị ala, arụmọrụ dị elu na mmetọ dị ala.Na mgbakwunye na osisi ọdịnala, microorganisms ndị na-ekere òkè n'ụzọ doro anya na usoro nitrogen dị n'okike na-agụnye nje bacteria anammox, aerobic denitrifiers, na denitrifying phosphorus-ewepu bacteria na ihe ndị ọzọ dị mkpa nitrogen-metabolizing microorganisms.
Iji hụ na ntọhapụ nke ogige nitrogenous n'ime usoro nsị na-erute ọkọlọtọ, usoro ndị dị ka ịba ụba nke ikuku nke ihe owuwu ahụ, na-abawanye oge njigide hydraulic, na-amụba sludge reflux ratio, na-ebelata ibu sludge, na-edozi okpomọkụ mmeghachi omume. , ma ọ bụ ịba ụba nke ndochi nwere ike iji rụọ ọrụ ahụ.Otú ọ dị, usoro a ga-eme ka ọnụ ahịa ihe owuwu na ịrụ ọrụ nke ụlọ ọrụ mmiri na-ekpofu mmiri na-esiwanye ike, na-ebute mmetụta akụ na ụba ka ukwuu.Ọ bụ ezie na usoro physicochemical emelitere teknụzụ denitrification na mbụ, enwere nsogbu ndị dị ka ọnụ ahịa dị oke ọnụ, dị mfe imepụta ngwaahịa nje nje, na mmetọ nke abụọ.Usoro nkwalite denitrification ọhụrụ a na-ahụkarị gụnyere usoro nitrification-denitrification dị mkpụmkpụ, usoro heterooxygenation-aerobic denitrification, sludge aerobic granular sludge, obere nitrification-anammox usoro, wdg.
Nke ahụ bụ maka mbipụta a, maka ọdịnaya ndị ọzọ, biko ṅaa ntị na ikesa Liding na mbipụta na-esote.Enyerela nchekwa nchekwa gburugburu ebe obibi n'ichepụta, nyocha na mmepe, nrụpụta na ịrụ ọrụ nke akụrụngwa na-ahụ maka ịsa mmiri na mpaghara ụlọ ọrụ gburugburu ruo afọ iri.N'ịdabere na ahịrị mmepụta akpaka ahaziri ahazi na modular, ngwaahịa mkpuchi nwere uru doro anya na ịdịmma na arụmọrụ.Enwere ike itinye akụrụngwa na-ahụ maka ịsa mmiri n'ụlọ nke emepụtara nke ọma n'ime ime obodo gbasasịa.Ọ bụrụ na ịchọrọ ngwọta ngwaahịa na ndụmọdụ teknụzụ, nabata ịjụ.Webụsaịtị anyị bụ: www.lidingep.com whatsapp: +86 19951179575
Oge nzipu: Jun-30-2023