UV-C LED Daim Ntawv Thov hauv Dej Disinfection

Ntau yam kev kho dej technologies suav nrog UV dej  tau tsim los teb rau qhov kev thov nce siab rau cov dej ntshiab huv. Nyob rau hauv xyoo tas los no, Ultraviolet-C (UV-C) LED thev naus laus zis tau txais txiaj ntsig zoo rau nws cov kev siv peev xwm hauv kev kho dej haus. Cov thev naus laus zis no muaj ntau qhov zoo dua li cov teeb pom kev zoo mercury-raws li UV, suav nrog kev siv hluav taws xob, kev ua haujlwm qis dua, thiab ib puag ncig me me. Kab lus no muab cov lus qhia dav dav rau UV-C LED daim ntawv thov hauv kev kho cov dej haus.

UV-C LED Technology

UV-C hluav taws xob yog ib hom hluav taws xob hluav taws xob hluav taws xob nrog lub wavelength ntawm 200 txog 280 nanometers. Los ntawm kev tshem tawm DNA ntawm cov kab mob xws li kab mob, kab mob, thiab protozoa, nws muaj txiaj ntsig zoo ntawm kev tua kab mob dej. Tsoos UV teeb tsim UV-C hluav taws xob siv mercury vapor. Mercury-based teeb muaj ntau qhov tsis zoo, suav nrog kev siv hluav taws xob siab, kev phom sij ib puag ncig, thiab xav tau kev hloov pauv raws sijhawm.

Hauv qhov sib piv, UV-C LED thev naus laus zis siv cov khoom siv hluav taws xob los tsim hluav taws xob UV-C. LEDs muaj zog ntau dua thiab kav ntev dua li cov teeb pom kev zoo UV. Tsis tas li ntawd, cov LEDs no tsis muaj mercury, ua rau lawv zoo ib puag ncig. Tsis tas li ntawd, lawv tuaj yeem raug tsim los ua kom muaj qhov sib txawv ntawm qhov ntev, tso cai rau kev tswj xyuas ntau dua ntawm cov txheej txheem tshuaj tua kab mob.

Kev siv ntawm UV-C LEDs hauv Kev Kho Dej Haus

UV-C LED thev naus laus zis muaj ntau yam kev siv hauv kev kho cov dej haus, suav nrog:

Tshuaj tua kab mob

Disinfection yog feem ntau siv cov cuab yeej no hauv kev kho dej haus. Nws muaj txiaj ntsig zoo dua li lwm yam UV dej UV-C hluav taws xob muaj txiaj ntsig tshwj xeeb ntawm kev rhuav tshem DNA ntawm cov kab mob xws li kab mob, kab mob, thiab protozoa, ua rau lawv tsis muaj peev xwm ntawm kev loj hlob thiab raug mob. UV-C hluav taws xob nkag mus rau microorganisms cell membranes thiab ua rau lawv cov DNA puas, tiv thaiv lawv los ntawm kev rov ua dua thiab kis kab mob.

UV-C hluav taws xob tsis tsim teeb meem tshuaj tua kab mob los ntawm cov khoom lag luam (DBPs) thiab tsis hloov cov tsw, xim, lossis tsw ntawm cov dej, tsis zoo li cov tshuaj chlorine, uas feem ntau siv rau cov tshuaj tua kab mob. UV-C hluav taws xob muaj txiaj ntsig zoo tiv thaiv cov kab mob chlorine-resistant waterborne pathogens xws li Cryptosporidium thiab Giardia. UV-C LED systems tuaj yeem tsim los xa cov khoom tsim nyog rau kev tua kab mob zoo.

TOC Txo

Tag nrho cov organic carbon (TOC) ntawm dej yog ntsuas ntawm nws cov ntsiab lus organic. Cov ntsiab lus siab ntawm TOC tuaj yeem ua rau tsim DBPs, uas cuam tshuam rau tib neeg kev noj qab haus huv. Los ntawm kev rhuav tshem cov organic tebchaw rau hauv me me, tsis muaj teeb meem molecules, UV-C LED thev naus laus zis tuaj yeem siv los txo TOC qib hauv dej. UV-C hluav taws xob tuaj yeem rhuav tshem cov tshuaj sib txuas hauv cov organic sib txuas, uas ua rau muaj kev phom sij tsawg dua, yooj yim molecules.

UV-C LED thev naus laus zis yog qhov tshwj xeeb tshaj yog ntawm kev tshem tawm cov humic thiab fulvic acids, uas yog qhov nyuaj rau kev tshem tawm nrog cov qauv kev kho mob. Lub xub ntiag ntawm cov organic tebchaw hauv cov dej saum npoo av tuaj yeem ua rau muaj DBPs. Los ntawm kev txo qis ntawm TOC hauv dej, UV-C LED thev naus laus zis tuaj yeem pab tiv thaiv kev tsim DBPs txaus ntshai.

Saj thiab tsw Management

UV-C LED thev naus laus zis tuaj yeem siv los tswj cov tsw thiab tsw ntawm dej los ntawm kev tshem tawm cov organic tebchaw uas yog lub luag haujlwm rau cov khoom zoo. Qee cov organic tebchaw, suav nrog geosmin thiab 2-methylisoborneol (MIB), yog lub luag haujlwm rau cov dej hauv ntiaj teb thiab musty tsw thiab tsw. Cov organic tebchaw no tuaj yeem degraded los ntawm hluav taws xob, yog li txhim kho qhov tsw thiab tsw ntawm cov dej.

Cov cuab yeej no tshwj xeeb tshaj yog siv los kho cov dej uas muaj qhov loj ntawm geosmin thiab MIB, uas nyuaj rau kev tshem tawm nrog cov qauv kev kho mob. Los ntawm kev tswj cov tsw thiab tsw ntawm cov dej, nws tuaj yeem ua rau cov neeg siv khoom muaj kev ntseeg siab ntawm cov dej haus zoo.

Advanced Oxidation Processes (AOPs)

Ua ke nrog cov txheej txheem oxidation siab heev (AOPs), UV-C LED thev naus laus zis tuaj yeem siv los kho cov dej uas muaj cov pa phem tsis tu ncua (POPs). AOPs entail zus tau tej cov reactive hydroxyl radicals, uas yuav degrade complex organic tebchaw mus rau hauv yooj yim, tsis tshua muaj teeb meem molecules. Cov thev naus laus zis no tuaj yeem siv los tsim cov hluav taws xob UV-C tsim nyog los qhib cov AOPs.

Kev sib xyaw ua ke ntawm UV-C LED thev naus laus zis thiab AOPs tuaj yeem ua tau zoo tshwj xeeb rau kev kho cov dej uas muaj cov tshuaj, cov khoom siv tu tus kheej, thiab lwm yam kab mob tshwm sim uas tsis tuaj yeem tshem tawm tau zoo los ntawm cov txheej txheem kho mob. Tshwj xeeb tshaj yog siv rau hauv thaj chaw uas tib neeg kev ua ub no muaj kev cuam tshuam rau qhov chaw dej, xws li hauv nroog.

Kev txiav txim siab rau UV-C LED System Tsim

Tsim lub UV-C LED system rau kev kho cov dej haus yuav tsum tau ua tib zoo xav txog ntau yam, suav nrog:

UV-C LED tso zis

Qhov no yog ib qho tseem ceeb ntawm kev txiav txim siab ntawm qhov kev ua tau zoo ntawm cov tshuaj tua kab mob. Lub kaw lus cov zis feem ntau yog ntsuas hauv milliwatts (mW) ib square centimeter (cm2) thiab txiav txim siab los ntawm tus lej thiab hom UV-C LEDs ua haujlwm.

Txhawm rau kom muaj kev tso tawm txaus, nws yog ib qho tseem ceeb uas yuav tsum xaiv cov khoom zoo UV-C LEDs uas tau tsim tshwj xeeb rau kev kho dej. Tus naj npawb ntawm LEDs siv nyob rau hauv lub kaw lus yuav tsum txaus los muab qhov xav tau luminosity ntawm qhov xav tau txaus tus nqi. Ua kom tag nrho cov luminosity los ntawm kev nce tus naj npawb ntawm LEDs lossis los ntawm kev siv LEDs nrog lub zog siab dua.

Lawv

UV-C hluav taws xob lub wavelength yog qhov tseem ceeb hauv kev txiav txim siab nws cov txiaj ntsig ntawm cov tshuaj tua kab mob. Qhov zoo tshaj plaws tshuaj tua kab mob wavelength yog kwv yees li 254 nm, txawm hais tias wavelengths ntawm 200 thiab 280 nm tuaj yeem ua tau zoo. UV-C LEDs yuav tsum emit lub teeb ntawm lub hom phiaj wavelength.

Cov khoom siv los tsim cov LEDs, doping ntawm cov khoom siv, thiab kev tsim ntawm LED nti tuaj yeem cuam tshuam lub wavelength ntawm UV-C hluav taws xob. Nws yog ib qho tseem ceeb uas yuav tau xaiv UV-C LEDs uas tso tawm hluav taws xob ntawm qhov xav tau wavelength thiab txheeb xyuas lub wavelength siv cov txheej txheem ntsuas tsim nyog.

Volumetric Flow Rate

Cov dej nkag mus los ntawm UV-C LED qhov system yog qhov tseem ceeb hauv kev txiav txim siab qhov ua tau zoo. Txhawm rau ua kom tiav qhov xav tau ntawm cov tshuaj tua kab mob, lub kaw lus yuav tsum raug tsim los nthuav tawm tag nrho cov dej rau UV-C hluav taws xob rau lub sijhawm txaus.

Txhawm rau kom muaj lub sijhawm raug txaus, nws yog ib qho tseem ceeb rau kev xam lub sijhawm sib cuag raws li tus nqi ntws, qhov ntev ntawm UV-C LED chamber, thiab tus lej thiab qhov chaw ntawm UV-C LEDs. Siv cov li qub thiab cov twj tso kua mis, tus nqi ntws tuaj yeem tswj tau kom cov dej ntws tawm hauv cov qauv tsim ntawm LED system.

Lub sijhawm tiv tauj

Lub sijhawm sib cuag ntawm cov dej thiab UV-C hluav taws xob yog qhov tseem ceeb hauv kev txiav txim siab qhov ua tau zoo. Lub sijhawm sib cuag yog cuam tshuam los ntawm tus nqi ntws, qhov ntev ntawm UV-C LED chamber, nrog rau tus lej thiab qhov chaw ntawm UV-C LEDs.

UV-C LED chamber yuav tsum tau tsim los muab sijhawm txaus rau kev tua cov dej. Kho lub chamber qhov ntev kom ua tiav lub sijhawm xav tau. Tsis tas li ntawd, tus naj npawb thiab qhov chaw ntawm UV-C LEDs tuaj yeem hloov kho kom ntseeg tau tias tag nrho cov dej raug rau UV-C hluav taws xob.

Qhov System Performance

UV-C LED qhov kev ua tau zoo yog qhov tseem ceeb hauv kev txiav txim siab nws cov nqi khiav haujlwm. Lub kaw lus yuav tsum tau tsim los ua kom muaj txiaj ntsig zoo los ntawm kev txo qis kev siv hluav taws xob, txo cov nqi kho mob, thiab ua kom zoo rau kev siv.

Txhawm rau txo qis kev siv hluav taws xob, nws yog ib qho tseem ceeb uas yuav tsum xaiv lub zog txuag hluav taws xob UV-C LEDs thiab tsim cov kab ke kom txo tau cov cua sov. Lub kaw lus yuav tsum tau tsim los txo cov kev xav tau ntawm kev saib xyuas los ntawm kev sib xyaw cov khoom zoo thiab cov tshuab ntxuav tsis siv neeg, nrog rau lwm cov nta. Kev sib koom ua ke ntawm cov sensors thiab kev tswj hwm los saib xyuas kev ua haujlwm ntawm lub cev thiab hloov kho UV-C tso zis raws li qhov tsim nyog tuaj yeem ua kom zoo dua kev siv UV-C LEDs.

Kev lees paub qhov system

Kev ua tau zoo ntawm UV-C LED qhov system hauv cov tshuaj tua kab mob yuav tsum tau lees paub los ntawm kev siv cov kev ntsuas tsim nyog, xws li cov txheej txheem teev tseg hauv USEPA UVDGM (Ultraviolet Disinfection Guidance Manual). Tsis tas li ntawd, lub kaw lus yuav tsum tsim kom muaj kev ua raws li cov kev cai tswjfwm, xws li Txoj Cai Dej Haus Dej Nyab Xeeb.

Txhawm rau txheeb xyuas qhov ua tau zoo ntawm UV-C LED qhov system, nws yog ib qho tseem ceeb uas yuav tsum tau ua qhov kev ntsuam xyuas tsim nyog siv cov txheej txheem kev cai los xyuas kom meej tias lub kaw lus ua tiav cov qauv tshuaj tua kab mob tsim nyog. Txhawm rau kom ntseeg tau tias cov dej huv huv muaj kev nyab xeeb rau tib neeg kev noj qab haus huv, lub kaw lus yuav tsum raug tsim los ua raws li txhua qhov kev cai tswj hwm.

Kab hauv qab

UV-C LED thev naus laus zis muaj ntau qhov zoo dua li cov teeb pom kev zoo UV rau kev kho cov dej haus, suav nrog kev siv hluav taws xob ntau dua, cov nqi qis dua, thiab kev cuam tshuam ib puag ncig tsawg. Cov thev naus laus zis no muaj txiaj ntsig zoo tshaj plaws ntawm kev tua cov dej thiab tswj TOC qib, tsw, thiab tsw. Nws tuaj yeem tau txais daim ntawv UV coj diodes manufacturers nyiam Tianhui Electric

Ntau yam, suav nrog UV-C LED tso zis, wavelength, flow rate, contact duration, system efficiency, and system validation, yuav tsum tau ua tib zoo xav txog thaum tsim lub UV-C LED system rau kev kho dej haus. Ntau qhov kev tshawb fawb tau pom tias qhov ua tau zoo ntawm UV-C LED thev naus laus zis hauv kev kho cov dej haus, thiab nws tau cia siab tias cov thev naus laus zis yuav tau txais ntau dua nyob rau xyoo tom ntej.

Rau cov neeg nyiam siv UV tshuaj tua kab mob dej n rau lawv cov kev xav tau kev kho cua thiab dej, koom tes nrog cov chaw tsim khoom muaj npe ntawm UV LED modules thiab diodes zoo li Tianhui Electric tau pom zoo. Los ntawm kev tiv tauj Tianhui Electric ,a Cov uas coj thawj coj UV  koj tuaj yeem kawm paub ntau ntxiv txog lawv cov khoom thiab teem sijhawm sib tham los tham txog koj cov kev xav tau tshuaj tua kab mob UV.