Ọrịa Coronavirus a etinyela ndị mmadụ n'ụjọ nke ịbụ ndị nje bacteria gbara gburugburu, ma metụtakwara ndụ kwa ụbọchị nke ndị mmadụ na ọrụ nkịtị nke ọha mmadụ. N'agbanyeghị mmetọ gburugburu ebe obibi na-akawanye njọ, teknụzụ ọgwụ mgbochi ọkụ ultraviolet miri emi nke na-ewepụta ìhè diode malitere, nke emeela nnukwu ihe ịga nke ọma n'ọhịa nke ọgwụ mgbochi ma nwee atụmanya ahịa sara mbara. N'oge ọrịa a, ngwaahịa UVC LED ultraviolet aghọwo ngwaahịa kacha ere ahịa maka ọgwụ mgbochi na ọgwụ mgbochi n'ihi uru ha dị ka obere nha, obere oriri ike, ịdị mma gburugburu ebe obibi, na ọkụ ozugbo.
Site na mmụba nke ụlọ ọrụ ọkụ UVC LED, ụlọ ọrụ mbipụta ewetakwala ohere maka mgbanwe na mmelite, ọbụnadị ụlọ ọrụ ọkụ UV dum ewetala ohere maka mgbanwe na mmelite. Na 2008, ngosipụta mbụ nke teknụzụ ọkụ LED UV na ihe ngosi teknụzụ na ngwa Drupa Printing Technology and Equipment nke German dị egwu ma dọta ọtụtụ mmasị, na-adọta nnukwu mmasị site n'aka ndị na-emepụta ngwa mbipụta na ndị na-enye ọrụ mbipụta. Ndị ọkachamara n'ahịa mbipụta enyela teknụzụ a otuto dị ukwuu, ma kwenyere na teknụzụ ọkụ LED UV ga-aghọ teknụzụ bụ isi nke ọgwụgwọ na ụlọ ọrụ mbipụta n'ọdịnihu.
Teknụzụ ọkụ UV LED na-agwọ ọkụ UV
Teknụzụ ọgwụgwọ ọkụ UV LED bụ ụzọ obibi akwụkwọ nke na-eji diodes ọkụ UV-LED dị ka isi iyi ọkụ na-agwọ. O nwere uru nke ndụ ogologo, ike dị elu, obere oriri ike, na enweghị mmetọ (mercury). Ma e jiri ya tụnyere isi iyi ọkụ UV ọdịnala (ọkụ mercury), ọkara obosara nke UV LED dị warara karịa, ike ahụ ga-adịkwa oke elu, obere mmepụta okpomọkụ, arụmọrụ ike dị elu, na radieshon yiri nke ahụ. Ojiji nke isi iyi ọkụ UV-LED nwere ike ibelata mfu nke akụrụngwa obibi akwụkwọ ma belata ọnụ ahịa obibi akwụkwọ, si otú a na-azọpụta oge mmepụta nke ụlọ ọrụ obibi akwụkwọ ma na-eme ka arụmọrụ mmepụta nke ụlọ ọrụ dịkwuo mma.
Ọ dị mkpa ikwu na teknụzụ ọgwụgwọ UV LED na-eji eriri ultraviolet dị n'etiti 365nm ruo 405nm, nke bụ nke ultraviolet ogologo-ebili (a makwaara dị ka eriri UVA), na-enweghị mmebi okpomọkụ radieshon, nke nwere ike ime ka elu ink UV kpọọ nkụ ngwa ngwa ma melite mma nke ngwaahịa ahụ. Oke ebili mmiri eji eme ihe n'ọhịa nke mgbasa ultraviolet dị n'etiti 190nm na 280nm, nke bụ nke obere ogwe ultraviolet (a makwaara dị ka eriri UVC). Eriri UV ultraviolet a nwere ike ibibi usoro DNA na RNA nke mkpụrụ ndụ na nje, ma kpatara ọnwụ ngwa ngwa nke nje.
Ngwa nke teknụzụ ọgwụgwọ UV LED site n'aka ndị nrụpụta mba ọzọ
Aztec Label, onye ndu na teknụzụ MicroLED, kwupụtara na ya arụọla ma tinye sistemụ nkụcha ọkụ eletrik kachasị ukwuu na LED UV nke ọma, nke ga-agbanwe mmepụta ụlọ ọrụ mmepụta ya niile gaa na ụdị teknụzụ a tupu afọ a agwụ. Mgbe etinyere sistemụ nkụcha ọkụ eletrik LED mbụ na igwe nkụcha agba abụọ n'afọ gara aga nke ọma, ụlọ ọrụ ahụ na-etinye sistemụ nkụcha ọkụ eletrik LED nke abụọ na isi ụlọ ọrụ West Midlands iji belata oriri ike.
Ọtụtụ mgbe, iji teknụzụ obibi akwụkwọ LED UV nwere ike ime ka ink kpọọ nkụ ozugbo. Enwere ike ịgbanwuo ma gbanyụọ ọkụ LED UV nke sistemụ Aztec Label ozugbo, ọ dịghị mkpa ka oge oyi dị, a na-ejikwa LED UV diode mee ya, yabụ oge ọrụ a tụrụ anya ya nke akụrụngwa ya nwere ike iru awa 10,000-15,000.
Ugbu a, nchekwa ike na "kabọn abụọ" na-aghọ otu n'ime ntụziaka dị mkpa maka ịkwalite ụlọ ọrụ ndị bụ isi. Colin Le Gresley, onye njikwa izugbe nke Aztec Label, kọwakwara uche ụlọ ọrụ ahụ na usoro a, na-akọwa na "nkwado na-aghọ ihe dị mkpa maka azụmaahịa na mkpa dị mkpa maka ndị ahịa ikpeazụ".
Colin Le Gresley kwukwara na n'ihe gbasara ịdị mma, ngwa ọhụrụ Benford Environmental LED UV nwere ike iweta nsonaazụ mbipụta dị ọnụ ala na agba doro anya, na-eme ka ịdị mma mbipụta kwụsie ike na enweghị akara. "Site n'ihe gbasara ịdịgide, ọ na-eri obere ike, ihe karịrị pasent 60 na-erughị nkụ UV nkịtị. Tinyere mgbanwe ozugbo, diode ogologo ndụ na obere ikuku okpomọkụ, ọ na-enye ndị ahịa arụmọrụ dị elu a tụrụ anya ya, ebe ọ na-ekwekọ nke ọma na ebumnuche nkwado anyị."
Kemgbe etinyere sistemụ Benford mbụ, Aztec Label enweela mmasị na nhazi ya dị mfe, nke dị nchebe na nsonaazụ arụmọrụ ya. Ugbu a, ụlọ ọrụ ahụ ekpebiela itinye sistemụ nke abụọ, nke ka ibu.
Nchịkọta
Nke mbụ, site na nkwenye na mmejuputa nke "Minamata Convention" na 2016, a ga-amachibido mmepụta na mbubata na mbupụ ngwaahịa nwere mercury site na 2020 (ọtụtụ n'ime ọkụ UV ọdịnala na-eji oriọna mercury). Na mgbakwunye, na Septemba 22, 2020, China setịpụrụ ihe nlereanya na nnọkọ nke 75 nke Nzukọ Ezumezu nke Mba Ndị Dị n'Otu kwuru okwu gbasara "oke carbon na nnọpụiche carbon" ụlọ ọrụ China ga-achọ ibelata oriri ike ma melite arụmọrụ, ma mezuo mgbanwe dijitalụ na ọgụgụ isi nke ụlọ ọrụ. Site na mmụba na-aga n'ihu nke teknụzụ mbipụta na mmepe nke nchekwa gburugburu ebe obibi na ụlọ ọrụ mbipụta n'ọdịnihu, teknụzụ mbipụta UV-LED ga-anọgide na-eto eto, nke ga-enyere ụlọ ọrụ mbipụta aka ịgbanwe ma melite ma zụlite nke ọma.
Oge ozi: Sep-14-2022