1. Menene UV?

Da farko, bari mu sake nazarin manufar UV. UV, watau ultraviolet, watau ultraviolet, igiyar lantarki ce ta lantarki mai tsayi tsakanin 10 nm zuwa 400 nm. UV a daban-daban makada za a iya raba UVA, UVB da UVC.

UVA: tare da tsayin tsayi mai tsayi daga 320-400nm, yana iya shiga gajimare da gilashi a cikin ɗakin da mota, shiga cikin fata na fata kuma ya haifar da tanning. Ana iya raba UVA zuwa uva-2 (320-340nm) da UVA-1 (340-400nm).

UVB: tsayin raƙuman yana tsakiyar, kuma tsayin raƙuman yana tsakanin 280-320nm. Za a shanye shi ta hanyar Layer na ozone, yana haifar da kunar rana, jajayen fata, kumburi, zafi da zafi, da kumburi ko bawon a lokuta masu tsanani.

UVC: tsawon zangon yana tsakanin 100-280nm, amma tsayin da ke ƙasa da 200nm shine vacuum ultraviolet, don haka iska zata iya shafe shi. Saboda haka, tsawon zangon da UVC zai iya ƙetare yanayi shine tsakanin 200-280nm. Matsakaicin tsayinsa shine mafi haɗari. Duk da haka, za a iya toshe shi ta hanyar ozone Layer, kuma kadan ne kawai zai isa saman duniya.

2. Ka'idar haifuwar UV?

UV na iya lalata DNA (deoxyribonucleic acid) ko RNA (ribonucleic acid) tsarin kwayoyin halitta na ƙwayoyin cuta, ta yadda kwayoyin cuta su mutu ko ba za su iya haifuwa ba, don cimma manufar haifuwa.

3. UV sterilization band?

A cewar Internerungiyar Ultraoet ta International ta duniya, "Biwi na Ultraviolet (yankin '' na 'na' na ruwa ne mai mahimmanci ga DNA (RNA a cikin wasu ƙwayoyin cuta). Wannan band ɗin haifuwa shine kusan 200-300 nm. An san cewa tsawon lokacin haifuwa ya kai fiye da 280nm, kuma yanzu ana la'akari da shi zuwa 300nm. Koyaya, wannan kuma na iya canzawa tare da ƙarin bincike. Masana kimiyya sun tabbatar da cewa hasken ultraviolet mai tsayi tsakanin 280nm zuwa 300nm kuma ana iya amfani dashi don haifuwa.

4. Menene mafi dacewa tsayin igiyoyin haifuwa?

Akwai rashin fahimta cewa 254 nm shine mafi kyawun tsayin raƙuman ruwa don haifuwa, saboda tsayin tsayin fitilar mercury mara ƙarfi (wanda aka ƙaddara kawai ta hanyar ilimin kimiyyar fitilar) shine 253.7 nm. A zahiri, kamar yadda aka bayyana a sama, takamaiman kewayon tsayin raƙuman ruwa yana da tasirin ƙwayoyin cuta. Duk da haka, ana la'akari da cewa tsawon 265nm shine mafi kyau, saboda wannan tsayin daka shine kololuwar yanayin sha DNA. Saboda haka, UVC shine mafi dacewa band don haifuwa.

5. Me yasa tarihi ya zaɓi UVCLED?

A tarihi, fitilar mercury ita ce kawai zaɓi don haifuwar UV. Duk da haka, da miniaturization naUVC LEDAbubuwan da aka gyara suna kawo ƙarin hasashe zuwa wurin aikace-aikacen, yawancin su ba za a iya gane su ta hanyar fitulun mercury na gargajiya ba. Bugu da ƙari, jagoran UVC shima yana da fa'idodi da yawa, kamar farawa da sauri, ƙarin lokutan sauyawa masu izini, samar da wutar lantarki da sauransu.

6. UVC LED aikace-aikace labari?

Haifuwar saman: manyan wuraren tuntuɓar jama'a kamar na'urorin likitanci, kayan uwa da na jarirai, bayan gida mai hankali, firiji, teburin kayan abinci, akwatin adana sabo, kwandon shara na hankali, kofin thermos, titin hannu na escalator da maɓallin siyar da tikiti;

Har yanzu haifuwar ruwa: tankin ruwa na mai ba da ruwa, mai humidifier da mai yin kankara;

Haifuwar ruwa mai gudana: module na hana ruwa mai gudana, mai ba da ruwan sha kai tsaye;

Haifuwar iska: tsabtace iska, kwandishan.

7. Yadda za a zabi UVC LED?

Ana iya zaɓar shi daga sigogi kamar ikon gani, tsayin tsayin tsayi, rayuwar sabis, kusurwar fitarwa da sauransu.

Ikon gani: UVC LED na gani ikon da ake samu a kasuwa na yanzu yana daga 2MW, 10MW zuwa 100MW. Aikace-aikace daban-daban suna da buƙatun wuta daban-daban. Gabaɗaya magana, ƙarfin gani yana iya daidaitawa ta hanyar haɗa nisa daga iska mai ƙarfi, buƙatu mai ƙarfi ko buƙatu a tsaye. Mafi girman nisa da iska mai iska, mafi girman buƙatun, kuma mafi girman ƙarfin gani da ake buƙata.

Tsawon tsayin tsayin tsayi: kamar yadda aka ambata a sama, 265nm shine mafi kyawun tsayin daka don haifuwa, amma la'akari da cewa akwai ɗan bambanci a cikin ma'anar ƙimar tsayin tsayi tsakanin masana'antun, a zahiri, ikon gani shine mafi mahimmancin ma'auni don auna ingancin haifuwa.

Rayuwar sabis: la'akari da buƙatar rayuwar sabis bisa ga lokacin sabis na ƙayyadaddun aikace-aikace, kuma sami jagorancin UVC mafi dacewa, wanda shine mafi kyau.

Hasken fitarwa: kusurwar fitowar haske na fitilun fitulun da aka lullube tare da ruwan tabarau na jirgin sama yawanci shine tsakanin 120-140 °, kuma kusurwar fitarwar hasken da ke lullube da ruwan tabarau mai siffar zobe yana daidaitawa tsakanin 60-140 °. A zahiri, komai girman kusurwar fitarwa na UVC LED, ana iya ƙera isassun LEDs don cika sararin haifuwa da ake buƙata. A wurin da ba shi da ma'ana ga kewayon haifuwa, ƙaramin kusurwar haske na iya sa hasken ya fi mai da hankali, don haka lokacin haifuwa ya fi guntu.