Teeb meem nrog irradiance siv ntawm UV teeb thiab UV illuminometers
Ua ntej, irradiation siv ntawm ultraviolet teeb:
Tuam Tshoj lub teeb hluav taws xob ultraviolet 70 uw / cm2 (1m nrug) suav txog yuav luag 50_80%, tawm tsam qhov yuav tsum tau ua ntawm Ministry of Health specifications kev nyab xeeb, tus nqi dhau ntawm tsawg dua 50%. Qee chav nyob ntawm ultraviolet irradiation teeb irradiation siv tsawg dua 70 uw / cm2 (1m). Qee qhov txawm tias tsawg dua 40uw / cm2 tseem siv. Nws yog ib qho tseem ceeb kom paub tias txhua tus kab mob muaj nws tus kheej tshwj xeeb ultraviolet tua kab mob pib. Qhov koob tshuaj (K) yog cov khoom siv irradiation siv (I) thiab lub sij hawm irradiation (t), K=Nws. Los ntawm qhov sib npaug no, nws tuaj yeem pom tau tias qhov kev siv siab rau lub sijhawm luv luv lossis siv qis rau lub sijhawm ntev tuaj yeem tau txais nrog tib yam kev nyab xeeb. Txawm li cas los xij, yog tias qhov kev siv ultraviolet tsawg dua 40uw / cm2, thiab tom qab ntawd txuas ntxiv lub sij hawm irradiation tsis tuaj yeem ua kom tau txais txiaj ntsig zoo thiab muaj tseeb, uas muaj nyob rau hauv nruab nrab ntawm cov teeb meem kho microbial puas tsuaj, txhob txwm tshaj tawm los txhim kho irradiation siv yog qhov tseem ceeb. .
Qhov thib ob, qhov spatial ntawm ultraviolet irradiation:
Ntau lub teeb hluav taws xob ultraviolet siv cov chav nyob kom tsis quav ntsej txog qhov ua tau zoo ntawm qhov chaw ntawm ultraviolet irradiation, tsuas yog xav txog thiab xam lub dav hlau cheeb tsam ntawm irradiation. Txhua qhov chaw irradiation, ntxiv rau thaj tsam qhov tseem ceeb, qhov siab ntawm qhov siab thiab qis, tag nrho qhov chaw ntawm qhov loj thiab me, kev siv lub teeb irradiation yuav tsum tau suav nrog siv tag nrho qhov chaw lub voos xwmfab sib thooj ntawm lub teeb hluav taws xob ultraviolet irradiation, 30w. irradiation teeb zoo irradiation ntawm qhov ntau ntawm qhov chaw yuav tsum tsawg tshaj li 30 cubic meters, nws yog feem ntau ntseeg hais tias irradiation teeb ib cubic meter ntawm qhov chaw yuav tsum ntau tshaj lub hwj chim ntawm 1-1.5w, nyob rau hauv kev siv ntawm lub yuav tsum tau saib xyuas.
Thib peb, lub teeb dai irradiation nrug:
Kev siv cov irradiation teeb yuav tsum xyuam xim rau cov khoom irradiated thiab irradiation teeb irradiation deb, uas yog, lub teeb ncua kev kawm ntawv qhov siab yuav tsum tsawg tshaj li 2.5 meters, ib co ntawm cov chav nyob uas siv lub teeb ncua kev kawm ntawv qhov siab siab tshaj 2.5 meters, los yog txawm ntau dua. 3,4m yog. UV irradiation siv thiab irradiation nrug yog yuav luag inversely proportional rau dai siab heev, yog khi rau cov nyhuv ntawm irradiation.
Plaub, ultraviolet irradiation intensity recession:
UV irradiation teeb nrog lub sijhawm ntev ntawm kev siv lub sijhawm, irradiation siv yuav maj mam poob. Kev txiav txim los ntawm ib tug xov tooj ntawm quartz teeb tom qab 1000 teev, tus nqi poob qis dua 20%, thaum siv boron teeb tom qab 200 teev, tus nqi poob ntau dua 30%, ua ke nrog boron teeb nws tus kheej yog tsawg dua 70uw / cm2. irradiance, yog li kev siv quartz ultraviolet irradiation teeb yuav tsum tau siv. Quartz ultraviolet irradiation teeb yog tus cwj pwm los ntawm kev siv hluav taws xob siab, qeeb qeeb. Quartz teeb raw khoom yog siv cov pob zeb ntuj siv lead ua, violet transmittance tus nqi ntawm 80% lossis ntau dua, thiab siab boron iav violet transmittance tus nqi tsawg dua 50%, violet transmittance tus nqi qis, irradiation siv kuj tsawg.
