Hauv cov kab mob kab mob- puv ntiaj teb, lub teeb pom kev tsis pom kev ntsiag to hloov kho tshuaj tua kab mob thiab ua kom tsis muaj menyuam. Ib qho tshuaj-txoj kev tshuaj tua kab mob dawb txhim kho thaum qee qhov ultraviolet ray wavelengths ua haujlwm raws li microbe cov khoom siv caj ces. Nrog rau lawv cov txheej txheem sterilizing tshwj xeeb, 254-nanometer ultraviolet teeb raj yog qhov tseem ceeb hauv kev kho mob, dej thiab huab cua tu.
Decomposing microbial genetic khoom xaiv xaiv
Lub 254-nanometer UV lub teeb raj tua cov kab mob los ntawm kev tawm tsam lawv cov DNA. Nucleic acid, microbes 'genetic khoom, absorbs lub teeb ultraviolet wavelength. UV photons tsim covalent kev sib txuas ntawm cov thymine nyob sib ze hauv DNA thiab RNA molecules, ua rau "dimer" kev puas tsuaj. Los ntawm kev thaiv cov ntaub ntawv ntawm caj ces replication thiab transcription, qhov kev puas tsuaj sterilizes kab mob los ntawm kev tiv thaiv kev loj hlob. Cov kev tshawb fawb tau qhia tias 254-nanometer wavelength inactivates kab mob, kab mob, thiab pwm, muab lub cev tiv thaiv kab mob.
Kev siv dav thiab nqaim dav
254-nanometer lub teeb raj yog tus qauv nyob rau hauv ntau lub teb vim lawv txhim khu kev qha sterilizing. Lawv cov kev teeb tsa hauv chav ua haujlwm cua tshuab thiab cov khoom siv tshuaj tua kab mob kom txo tau cov kab mob iatrogenic hauv tsev kho mob. Cov raj lub teeb no tuaj yeem ua rau cov kab mob chlorine-resistant yam tsis muaj tshuaj lom los ntawm cov khoom hauv dej haus thiab kev kho dej khib nyiab. Hauv chav kuaj biosafety txee, cov khoom siv ua zaub mov, thiab cov tshuab cua purifiers hauv tsev, lawv tseem ceeb heev. Tag nrho cov ntawv thov no ua tau raws li cov cai tswj kev nyab xeeb kom txwv UV rays mus rau thaj chaw lub hom phiaj thiab tiv thaiv daim tawv nqaij thiab qhov muag.
Sib npaug ntawm cov txiaj ntsig kev siv thiab kev txwv kev siv
254-nanometer UV teeb qhov zoo tshaj plaws ua rau nws muaj txiaj ntsig. Nws ua haujlwm sai sai yam tsis muaj qhov seem thiab tsis ua rau cov kab mob tsis zoo xws li tshuaj tua kab mob. Qhov kev ua tau zoo ntawm technology nyob ntawm ntau yam. Kev tua kab mob yog nyob ntawm kev siv ultraviolet, lub sij hawm irradiation, lub hom phiaj microorganisms, thiab ib puag ncig. Dej turbidity thiab huab cua plua plav tuaj yeem txo UV ray nkag mus. Kev tu thiab hloov lub teeb tsis tu ncua kuj tseem hais txog qhov ntsuas qhov ntsuas thiab qhov tso zis attenuation. Nkag siab txog cov txheej txheem thev naus laus zis no yog qhov tseem ceeb rau kev tua kab mob txhim khu kev qha.
Nrog kev nce qib hauv kev siv thev naus laus zis ultraviolet, 254-nanometer teeb lub raj txuas txuas ntxiv rau kev noj qab haus huv thiab kev tiv thaiv ib puag ncig. Los ntawm cov txheej txheem kev tshawb fawb nruj thiab cov txiaj ntsig ntawm daim ntawv thov kev ntseeg siab, lub teeb pom kev zoo no tiv thaiv tib neeg kev noj qab haus huv los ntawm kev tswj hwm kab mob hauv tsev kho mob mus rau kev ua kom huv hauv huab cua.
Yog xav paub ntxiv txog peb cov khoom, thov hu rau peb ntawmbwzm18@ledbenweilighting.com.
FAQ
Q: Vim li cas qhov tshwj xeeb wavelength ntawm 254 nanometers xaiv?
A: Ib qho zoo tshaj plaws sterilizing bands yog 254 nanometers. DNA thiab RNA ntawm cov kab mob nqus tau qhov wavelength zoo. Lub zog ntawm ultraviolet photons tuaj yeem ua rau lub hauv paus thymine uas nyob ib sab los tsim cov dimers, uas tua lossis ua tsis tau cov kab mob los ntawm kev tiv thaiv kev rov ua dua. Vim nws tsim cov txheej txheem tsim khoom thiab tus nqi zoo heev -kev ua tau zoo, 254 nanometers yog tus qauv kev lag luam hauv kev siv tswv yim, txawm tias 265 nanometers yog qhov kev xav tau.
Q: Cov kab mob twg tuaj yeem tua tau cov kab no?
A: 254-nanometer UVC tua cov kab mob feem ntau, kab mob, pwm, thiab cov poov xab. Escherichia coli, Staphylococcus aureus, influenza, rotavirus, thiab Aspergillus niger yog cov piv txwv. Cov kab mob microorganisms thiab ultraviolet ntau npaum li cas (siv thiab lub sijhawm) txiav txim siab tus nqi inactivation.
Q: Dab tsi yuav tsum tau ceev faj txog kev nyab xeeb thaum siv hom teeb no?
A: Tib neeg raug mob los ntawm 254-nanometer UV hluav taws xob. Cov tawv nqaij thiab qhov muag kub hnyiab thiab keratitis tuaj yeem tshwm sim los ntawm kev raug ncaj qha. Thaum siv nws, khaws cov neeg ua haujlwm kom deb ntawm qhov chaw irradiation los yog siv kev sib cuam tshuam. Cov hlab ntsha tuaj yeem tso tawm cov kab mob ozone, yog li cov chaw nyob ib puag ncig xav tau qhov cua zoo. Cov neeg ua haujlwm xav tau kev cob qhia kws tshaj lij thiab cov cuab yeej tiv thaiv.
