UVC Teeb muab Nto Sterilization
Qee cov kab mob thiab cov kab mob tuaj yeem muaj sia nyob rau hnub ntawm qhov chaw tsis muaj dej, uas yog li cas cov kab mob kis tau zoo. Nws tau raug pom tias UV lub teeb tuaj yeem ua kom tsis muaj menyuam, tua cov kab mob uas tiv thaiv kab mob thiab cov kab mob tshiab tshiab.
UVC Teeb tuaj yeem ua kom tsis muaj menyuam
Nyob ntawm qhov chaw, qhov kub thiab av noo ntawm ib puag ncig, thiab tus nqi ntawm cov kab mob tso rau ntawm qhov chaw, cov kab mob khaub thuas thiab mob khaub thuas tuaj yeem kis tau rau ntawm qhov chaw rau ob peb teev lossis ib hnub. Tus kab mob SARS-CoV-2 uas ua rau COVID-19 mob ua pa yog kwv yees tias yuav muaj sia nyob ntawm qhov chaw nyob rau txhua qhov chaw ntawm 6 teev thiab 9 hnub, raws li Kev Tshaj Tawm Txog Kev Tshaj Tawm 2020 COVID-19 Coronavirus Ultraviolet Susceptibility . Nyob rau hauv sib piv rau cov ntaub ntawv softer xws li textiles, xws li stainless hlau, yas, los yog lwm yam sib npaug zog, nonporous nto, cov kab mob yuav ciaj sia nyob ntev ntawm cov nto.
Nws tseem hu ua ultraviolet germicidal irradiation (UVGI), thiab nws yog cov txheej txheem tshuaj tua kab mob uas tau pom tias ua tau zoo heev thaum siv nrog rau kev siv tshuaj UV teeb. Nyob rau hauv sib piv rau cov pa fluorescent teeb, germicidal teeb rau tshuaj tua kab mob yog tsim los emit wavelengths nyob rau hauv lub UVC ntau yam.
Txij li thaum lub teeb ultraviolet muaj lub wavelength luv dua li pom lub teeb thiab ntau zaus dua li pom lub teeb, nws tsis pom rau tib neeg lub qhov muag. UV teeb muaj peb hom tseem ceeb: UVA ({0}} nm), UVB (280-315 nm), thiab UVC ({2}} nm). UVC muaj qhov ua kom tsis muaj menyuam thiab cov kab mob zoo tshaj plaws, thiab nws cov wavelength txawv ntawm 10 nm (lub tshuab nqus tsev thiab UV hnyav) txog 400 nm.
UVC Nto Sterilization ntau daim ntawv thov
Txij li thaum nruab nrab ntawm lub xyoo pua 20th, UVGI tau siv dav los ua cov txheej txheem tshuaj tua kab mob, feem ntau yog siv rau kev kho mob kom tsis muaj menyuam. Ntau qhov chaw kho dej UV muaj nyob hauv Europe thiab North America. UV tshuaj tua kab mob kuj tau ua lub luag haujlwm tseem ceeb hauv kev siv dej kom tsis muaj menyuam siv hauv cov chaw haus dej thiab dej khib nyiab thoob ntiaj teb. Nws yuav tsis yooj yim sua kom txheeb xyuas tag nrho cov haujlwm thiab kev siv qhov twg UVC teeb tuaj yeem siv rau kev ua kom tsis muaj menyuam.
Cov hauv qab no yog qee qhov nrov tshaj plaws thiab kev siv yooj yim ntawm UV hluav taws xob rau saum npoo kom tsis muaj menyuam:
Tsev kho mob, chaw kho mob, thiab kev kho mob
Nws ib txwm yog qhov tseem ceeb kom tsis txhob kis tus kab mob hauv tsev kho mob thiab lwm qhov chaw kho mob. Nws tau raug pom tias ua raws li kev siv tshuaj tua kab mob nruj heev uas hu rau kev siv UV lub teeb rau kev tua kab mob hauv tsev kho mob muaj kev tiv thaiv ntau dua thiab tuaj yeem tshem tawm txog 99.99 feem pua ntawm cov kab mob thiab cov kab mob. Phab ntsa-mounted, portable, UVC robots, UVC HVAC cua kom tsis muaj menyuam, thiab lwm yam UVC teeb yog siv rau hauv tsev kho mob kom tsis muaj menyuam.
Yuav luag txhua ntu ntawm lub tsev kho mob tuaj yeem tau txais txiaj ntsig los ntawm UV qhov chaw kom tsis muaj menyuam, suav nrog:
1. Cov chaw pab
2. Tsev kho mob pawg ntseeg
3. Tsev Kho Mob ERs
4. Cov chaw tuav
5. Hallways 6. Chav dej
7. Noj mov
8. Kev kho mob technology
Npaj zaub mov thiab dej haus
Khoom noj khoom haus irradiation, los yog daim ntawv thov ntawm UVC hluav taws xob rau cov khoom noj khoom haus, muaj ntau yam zoo rau ntau hom zaub mov, xws li nqaij, ntses, nqaij qaib, txiv hmab txiv ntoo, zaub, kua cia tank, thiab lwm yam. Los ntawm kev tshem tawm cov kab mob thiab kab mob, xws li E. coli thiab salmonella, hauv kev npaj zaub mov, tuav, thiab chaw cia khoom, UV deg sterilization muaj qhov zoo ntxiv.
Tsis tas li ntawd muaj txiaj ntsig zoo hauv khw muag khoom noj, cov neeg tua tsiaj, thiab cov khoom noj khov khov, UVC cov kab mob tua kab mob tuaj yeem nres qhov kev loj hlob ntawm pwm thiab mildew nyob rau hauv ntub, ntub dej freezers.
Tsev noj mov
Cov khw noj mov uas siv cov khoom siv tshuaj tua kab mob UV tuaj yeem ua kom lawv qhov chaw huv huv thiab tsis muaj kab mob txaus ntshai. Txhawm rau tiv thaiv kev kis tus kab mob thiab tswj kom ua raws li kev cai lij choj kev noj qab haus huv, UV teeb tau siv rau hauv chav ua noj thiab chav noj mov. Kev lag luam hauv chav ua noj hood tso tawm lub teeb UV pab txo cov roj sib xyaw, txo qhov phom sij ntawm hluav taws thiab tswj cov khoom siv hauv chav ua noj.
Cov Tsev Kawm Ntawv Vim tias lawv muaj kev sib koom ua ke los ntawm qhov xwm txheej thiab tuaj yeem tsis tshua muaj kev xyaum ua kom huv ntawm tes, cov menyuam yaus ntawm txhua lub hnub nyoog tuaj yeem ua tus kab mob kis tau zoo. Txhawm rau pab tiv thaiv kev kis tus kab mob hauv tsev kawm ntawv, UVC teeb kom tsis muaj menyuam tuaj yeem muab tso rau hauv chav kawm, tsev noj mov, thiab chav tsev.
Laboratories
Txhua qhov chaw kuaj mob thiab cov cuab yeej siv yuav tsum tau khaws cia kom tsis muaj menyuam nyob hauv chav huv huv, chaw tshawb fawb, thiab chav kuaj hauv tsev kawm ntawv. Qhov no yog qhov tseem ceeb hauv ntau hom kev sim, suav nrog cov siv rau kev tshawb fawb biotech thiab bioengineering, kev tsim tshuaj, thiab kev kuaj mob.
Cov chaw soj nstuam tuaj yeem pab txhawb kev tu ib puag ncig huv los ntawm kev siv UV lub teeb kom tsis muaj menyuam kom huv si thiab cov khoom siv nrog rau cov cuab yeej, tsom iav, thiab lwm yam khoom siv.
Siv Public Transit
Raws li qhov tshwm sim ntawm qhov ze ntawm cov neeg caij tsheb npav, tsheb ciav hlau, thiab dav hlau, kev sib kis ntawm cov kab mob pathogenic hauv cov tsheb thauj mus los tau ntau heev. Tib qhov chaw yog kov los ntawm ob peb tus neeg caij tsheb thaum lawv dhau los ntawm qhov chaw nres tsheb raj. Cov kab mob hauv huab cua yog kis los ntawm cov kab mob uas ncig hauv lub tsheb cua txias cua tshuab cua tshuab. Nrog rau kev siv thev naus laus zis sib txawv ntawm qhov chaw, xws li UVC teeb teeb tsa ntawm cov tsheb npav lossis UVC cov neeg hlau taug kev hauv tshav dav hlau, UV teeb ua rau muaj kev nyab xeeb rau pej xeem.
Pov thawj ntawm kev ua haujlwm ntawm UV Nto Sterilization
Los ntawm kev puas tsuaj rau cov nucleic acids thiab hloov DNA ntawm cov kab mob txaus ntshai ntawm qhov chaw, cov hluav taws xob luv luv UVC tua lossis ua rau lawv tsis ua haujlwm, ua rau lub hlwb tsis muaj mob. Zoo ib yam li SARS thiab MERS, uas yog ob qho tib si yooj yim rau UV inactivation, SARS-CoV-2 tus kab mob uas ua rau COVID-19 yog qhov hloov pauv tshiab hauv tsev neeg betacoronavirus. Raws li 2020 COVID-19 Coronavirus Ultraviolet Susceptibility technical report, D90 tus nqi yog tus nqi ntawm UV koob tshuaj uas tsim nyog rau 90 feem pua tsis ua haujlwm. Txhua tus kab mob coronaviruses raug tshem tawm tau zoo ntawm 90 feem pua hauv D90 ntau npaum li cas ntawm 7 txog 2410 J / m2, nrog rau qhov nruab nrab ntawm 47 J / m2, tsis suav nrog cov kev tshawb fawb hauv huab cua. Raws li ob qhov kev tshawb nrhiav, SARS-CoV-2 yog qhov muaj kev cuam tshuam rau UV hluav taws xob ntawm qhov nruab nrab koob ntawm 27 J / m2.
Txhawm rau kom loj hlob, cov kab mob xav tau tus tswv tsev thiab tuaj yeem yog liab qab lossis nyob hauv DNA molecules. Cov tshuaj tua kab mob tsis tuaj yeem kho cov kab mob; Hloov chaw, yuav tsum tau txhaj tshuaj tiv thaiv. Vim tias cov kab mob tsis muaj cov phab ntsa ntawm tes thiab tuaj yeem loj hlob thiab nyob ntawm lawv tus kheej, lawv muaj tus kheej muaj thiab txawv ntawm cov kab mob. Tsis tas li ntawd, UV hluav taws xob muaj txiaj ntsig zoo hauv kev tua cov kab mob loj thiab cov kab mob uas tiv taus cov tshuaj tua kab mob, suav nrog:
1. Staphylococcus aureus (MRSA), cov kab mob tiv thaiv kab mob.
2. Escherichia coli (E. coli) uas tsim ESBL
3. VRE, lossis Enterococcus faecium, tiv taus vancomycin.
4. Clostridium difficile
5. Polymethoxylated pseudomonas
6. Klebsiella pneumoniae Carbapenemase-Resistant (KPC)
Cov kab mob no thiab ntau yam kab mob thiab kab mob yuav raug tshem tawm tau zoo los ntawm UVC hluav taws xob hauv kev siv rau saum npoo, dej, thiab huab cua kom tsis muaj menyuam.
UV nto sterilization zoo
Sterilizing nto nrog UV teeb muaj ntau qhov zoo ntxiv rau qhov muaj cov kab mob tua kab mob thiab kab mob ntau heev. Qhov sib ntxiv ntawm UV teeb tshuaj tua kab mob rau koj lub sijhawm tu tuaj yeem ua kom muaj kev tiv thaiv ntau dua ntawm kev tiv thaiv kab mob yam tsis tas siv tshuaj ntxiv, txawm tias cov chaw yuav tsum tau ntxuav tes kom huv si kom huv si tsis muaj cov organic tebchaw ua ntej UV raug.
Txhawm rau kom tsis txhob muaj kab tsuag thiab kab mob los ntawm cov khoom noj, UV hluav taws xob ntawm cov zaub mov tshem tawm qhov xav tau los nthuav tawm cov zaub mov rau cov tshuaj tua kab. UV sterilization ua haujlwm tsis tu ncua yam tsis tas yuav tsum muaj kev ua haujlwm ntxiv lossis kev saib xyuas, ua rau nws muaj txiaj ntsig zoo. Thaum ua hauj lwm sab saum toj-notch UVC germicidal teeb, nto sterilization yog ob qho tib si zoo thiab tsim nyog tus nqi.
Yuav kom ua tau zoo nyob rau hauv yuav luag txhua daim ntawv thov kom tsis muaj menyuam nrog rau qhov chaw, huab cua, lossis dej, LightSources muab ntau yam kab mob UVC teeb, suav nrog:
1. Mercury teeb siv rau kev siv tshuaj tua kab mob.
2. Hom tso zis
3. Ntau ntau lawm
4. Ntsiab lus
5. Kev tsis sib xws
6. Mercury-based germicidal teeb
7. Qhov chaw-thiab-pellet txoj kev
8. Lub teeb nrog lub siab nruab nrab uas tua cov kab mob
9. Ozone teeb
10. Ballasts uas yog hluav taws xob
11. Cheebtsam ntawm lub teeb
