Ukusetshenziswa kwe-UV LED

Ukusetshenziswa kwe-UV LED

Ama-UV LEDs noma ama-ultraviolet akhly amadivaysi amnandi, amadivaysi e-semiconductor akhipha ukukhanya kwe-ultraviolet lapho kudlula khona ama-Electric adlula kuwo. Kukhona ukuhambisana nohlobo lwe-SMD LED (Iphakethe le-DED LED liyatholakala kulokhu) kanye nohlobo lwamalambu aholwa yi-LED kanye ne-wavelength kuholele ku-365nm. Banguhlobo olukhethekile lwe-LED oluthole ukunakwa okubalulekile nokusetshenziswa emikhakheni ehlukahlukene ngenxa yezakhiwo nezinzuzo zazo ezihlukile. Kulesi siqondisi esiphelele, sizokwelulwa encazelweni, ukwakheka, kanye nokusetshenziswa kwama-UV LED ngemininingwane enkulu.

Ukuchazwa kwama-UV LEDs:

Ama-UV LEDs ayimithombo ekhanyayo yesimo esiqinile ekhipha ukukhanya kwe-ultraviolet kububanzi be-wavenweth abangama-200 kuya ku-400. Bangokomndeni obanzi we-LEDs kepha yakhelwe ngokukhethekile ukukhiqiza imisebe ye-ultraviolet. Isibani se-UV esikhishwe sihlukaniswe izigaba ezintathu ezisuselwa ku-wavelength: UVA (315-400 NM): Kuvame ukubizwa ngokuthi "ukubheja, okusetshenziselwa izinhlelo ezifana nokutholwa kwenkomba, ama-forensics, kanye no-UV. I-UVB (280-315 NM): I-Medium-Wave Ultraviolet Light, isetshenziswe kuzinhlelo zokusebenza ezinjengokwelashwa kwezokwelapha, inzalo, nokushunqa. I-UVC (200-280 NM): I-Short-Wave Ultraviolet Light, eyaziwa ngezakhiwo zayo ze-Gericidal futhi isetshenziswe kabanzi ukuze i-disinfection kanye nezinhloso zokubulala inzalo. Ukwakheka kwama-LED e-UV:

Ama-UV LED abelana ngokwakheka okufanayo kwamanye ama-LED, aqukethe izinto ezimbalwa ezibalulekile nezinto zokwakha ezisebenza ngokubambisana ukukhiqiza ukukhanya kwe-ultraviolet. Izici eziphambili ze-UV LED yilezi:

a. Izinto ze-semicondector: Inhliziyo ye-UV eholwa yi-semiconductor, ngokuvamile yakhiwa ama-alloys anjenge-gallium nitride (gan) noma i-silicon Carbide (Sic). Lezi zinto zokwenziwa zine-bandgap ebanzi, zibenza bakwazi ukukhipha ukukhanya kwe-ultraviolet lapho kunamandla.

b. I-PN Junction: Izinto ze-semiconductor zidonswa phansi ukuze zidale ukuhlangana kwe-PN, zakha umngcele phakathi kwezifunda ze-P-TYPE ne-N-TYPE. Lokhu kuhlangana kuvumela ukuhamba kwamanje nge-LED.

c. Ama-electrodes: I-PN Junction ixhumeke kuma-elektrodi amabili, i-anode (enhle) ne-cathode (engemihle). Lawa ma-electrodes enza ukugeleza kwamanje nge-LED.

d. I-Encopsetion: Ama-UV LED ajwayele ukufakwa kwiphakethe elivikelayo elenziwe ngezinto ezifana ne-epoxy noma i-silicone. Le ncwadi ayivikeli kuphela izinto ezibucayi ze-semiconductor kodwa futhi isiza ukwakha nokuqondisa ukukhanya kwe-UV ekhishwe.

Izicelo ze-UV LEDs:

Ama-UV LED anikela ngezinhlelo ezahlukahlukene zezicelo ngenxa yezakhiwo zazo ezihlukile namakhono. Ezinye zezicelo ezijwayelekile ze-UV LED zifaka:

a. I-Sterilizatization kanye ne-Disinfection: Ama-UVC LED asebenza kakhulu ekubulaleni noma ekungangeni ama-microorganisms anjengegciwane, amagciwane, nokubumba. Bathola izicelo ezinhlelweni zamanzi nezinhlelo zokuhlanza umoya, inzalo ebusweni, kanye nezilungiselelo zezempilo.

b. I-UV yelapha: I-UV LEDs isetshenziswa kakhulu ezinhlelweni zelapha i-UV, lapho zinikeza khona imisebe ye-ultraviolet edingekayo yokwelapha noma ukuqina kwezinto ezifana nezinamathela, ukumboza kanye nama-inks. I-UV yelapha inikeza izinzuzo ezifana nezikhathi zokuvula ngokushesha, inciphise ukusetshenziswa kwamandla, nekhwalithi yomkhiqizo ethuthukisiwe.

c. Ukuhlaziywa kwe-Fluorescence: Ama-UV LED asetshenziswa kumasu wokuhlaziywa kwe-fluorescence, lapho ajabulisa khona ama-molecule e-fluorescent kanye nezinto zokwakha. Lokhu kwenza izinhlelo zokusebenza ezifana ne-fluorescence microscopy, ukugeleza i-cytometry, ukuhlaziya kwe-DNA, ukutholwa komgunyathi, kanye ne-forensics.

d. I-Phototherapy: Ama-UVB LED aqashwa kumadivayisi we-Phototherapy ekwelashweni kwezimo ezithile zesikhumba ezifana ne-psoriasis, i-vitiligo, kanye ne-eczema. Ukuchayeka okulawulwayo kokukhanya kwe-UVB kusiza ukunciphisa izimpawu futhi kukhuthaze ukuphulukiswa.

e. I-Horticulture: I-UV LEDs, ikakhulukazi i-UVA ne-UVB Waveghys, idlala indima ezinhlelweni zokukhanyisa ze-horticulture. Bangavusa ukukhula kwezitshalo, bathonye izimbali nokuqhakaza izithelo, futhi bathuthukise ikhwalithi yesitshalo nokukhiqiza.

f. Ama-Bag Zappers: Ama-UV LED akhipha ukukhanya kwe-UVA kuvame ukusetshenziswa kuma-bappers ama-bug ukuheha nokuqeda izinambuzane. Izinambuzane zikhangwa ukukhanya kwe-UV futhi zibe zifakwe nge-electforthed noma ziboshwe.

g. Izicelo ze-Forensic: Ama-UV LED amathuluzi abalulekile ophenyweni lwe-forensic. Bangembula ubufakazi obucashile njengamabala egazi, izigxivizo zeminwe, uketshezi lomzimba, kanye nezinto zokwembatha ezingabonakali ngaphansi kwezimo ezijwayelekile zokukhanya.

H. Izicelo zamazinyo: Ama-UV LED asetshenziswa emalambu ekwelapha amazinyo ukwelapha izinhlanganisela zamazinyo kanye nama-adhesives. Ububanzi obuqondile nobukhulu bokukhanya kwe-UV kuqinisekisa ukwelashwa okuphelele nokubopha izibopho zamazinyo.

Mina. Ukwelashwa kwamanzi: Ama-UVC LED aqashwa ezinhlelweni zokwelashwa kwamanzi ezibonakalayo ukukhulula amanzi ngokubhubhisa ama-microorganisms ayingozi. Lezi zinhlelo zinikeza amanzi okuphuza aphephile ezindaweni ezikude, amakhaya, kanye nezindawo zezempilo.

J. Imibhede ye-Tanning: Ama-UVB LED asetshenziswa emibhedeni yokuphumula yezentengiso ukuhlinzeka ngomthamo olawulwayo wokukhanya kwe-UV kokushukunyiswa kokufakelwa. Lezi zinto eziholayo zikhipha ama-uvb wavelength abhekele ukukhiqizwa kuka-melanin esikhunjeni.

Izinzuzo kanye nemikhawulo ye-UV LED:

Ama-UV LED anikeza izinzuzo eziningana ngaphezu kwemithombo yendabuko ye-UV yokukhanya, njengamalambu we-mercury. Ezinye zezinzuzo ezibalulekile zifaka:

a. Ukusebenza kahle kwamandla: Ama-UV LED asebenza kahle kakhulu futhi adla amandla amancane aqhathaniswa namalambu we-UV endabuko. Lokhu kubangela izindleko eziphansi zamandla kanye nomthelela oncishisiwe wezemvelo.

b. I-Long Lifespan: Ama-UV LED anesikhathi eside sokusebenza, imvamisa yamashumi ezinkulungwane zamahora, ngokuqhathaniswa nesikhathi sokuphila esilinganiselwe samalambu we-UV endabuko. Lokhu kunciphisa imvamisa yokubuyiselwa kwemali, ukonga isikhathi sokugcina nezindleko.

c. I-Instant On / Off: Ama-UV LED anokuphendula okusheshayo futhi angavulwa noma avaliwe ngokushesha. Akukho sikhathi sokufudumala noma sokupholisa okudingekayo, okunika amandla okulawula okuqondile kanye nokonga amandla.

d. Ubukhulu obuhlanganisiwe: Ama-UV LED ahlanganisiwe futhi asindile, avumela ukuhlanganiswa okuguqukayo kumadivayisi ahlukahlukene nezinhlelo. Lokhu kubenza balungele izinhlelo zokusebenza eziphathwayo kanye nemiklamo emincane.

e. Ukuphuma kwe-Marlowband: Ama-UV LED akhipha ukukhanya ngamabanga athile e-wavelength, avumela ukuqondiswa okuqondile kwezinhlelo zokusebenza ezidinga ama-wavelength athile we-UV. Lokhu kunika amandla ukulawulwa okukhulu kanye nokusebenza kahle kuzinhlelo zokusebenza ezifana nokuhlaziywa kwe-fluorescence kanye ne-Phototherapy.

f. Ubungane bezemvelo: Ama-UV LED aqukethe izinto eziyingozi ezifana ne-mercury, evame ukutholakala kumalambu we-UV endabuko. Lokhu kwenza ama-UV ahoxile anobungane ngokwemvelo futhi kube lula ukulahla.

Naphezu kwezinzuzo zabo, ama-UV LED abuye abe nemikhawulo ethile edinga ukucatshangelwa:
a. Amandla okukhishwa okukhawulelwe: Ama-UV LED njengamanje anamandla aphansi okukhipha ngokuqhathaniswa namalambu we-UV endabuko. Lokhu kungakhawulela ukusetshenziswa kwazo kuzinhlelo zokusebenza ezidinga imisebe ye-UV ephezulu kakhulu.
b. I-Wadleth Rangeth Limited: Ama-UV LED atholakala kakhulu e-UVA, UVB, kanye nama-wavength we-wavelength. Amanye ama-wavelength athile we-UV angaphandle kwalezi zigameko angeke afinyeleleke kalula ngobuchwepheshe bamanje.
c. Izindleko: Izindleko zokuqala ze-UV LED zingaba ngaphezulu uma ziqhathaniswa nezibani zendabuko ze-UV. Kodwa-ke, njengoba intuthuko yezobuchwepheshe kanye nokukhiqizwa kwemithamo kukhula, izindleko kulindeleke ukuba zinciphe.
d. Ukuzwakala kokushisa: Ama-UV LED azwela ukushisa, futhi ukushisa ngokweqile kunganciphisa ukusebenza kwawo kanye nokuphila kwabo. Amasu wokuphatha ukushisa anele nokupholisa okufanele kubalulekile ekusebenzeni kahle.

Ukuthuthuka Okuzayo Nokucwaninga:

Inkambu ye-UV ye-LED Technology iyavela ngokuqhubekayo, futhi abaphenyi baphenya ngenkuthalo izinto ezintsha, izinhlaka kanye namasu okukhiqiza ukuthuthukisa ukusebenza kahle kwe-UV. Ezinye izindawo zokucwaninga okuqhubekayo kanye nentuthuko yesikhathi esizayo kuma-UV LED afaka:

a. Ukusebenza kahle okuthuthukisiwe: Abaphenyi bagxile ekuthuthukiseni ukusebenza kahle kwama-LED we-UV ngokuhlola izinto ezintsha ze-semiconductor, ukulungiselela ukwakheka kwamadivayisi, nokunciphisa ukulahleka kwamadivayisi, nokunciphisa ukulahleka kwamadivayisi. Le mizamo ihlose ukukhulisa ukuguqulwa kwamandla kagesi ekukhanyiseni kwe-UV, okuholela ekusebenzeni okuphezulu.

b. Uhla lwe-wavenweth olunwetshiwe Abaphenyi balwela ukuthuthukisa ama-UV LED angakhipha ukukhanya kuma-waveghth amasha, andise uhla lwezicelo futhi enika amandla okulawulwa okunembile kakhulu emikhakheni ehlukahlukene.

c. Amandla aphezulu okuphuma: Ukuthuthukiswa kwama-UV LED anamandla aphezulu okukhipha kuyindawo yocwaningo olusebenzayo. Ukwandisa amandla okukhishwa kwama-LEDs we-UV kungavula amathuba amasha ezinhlanzini zezimboni ezidinga imisebe ye-UV ejulile, efana ne-lithography, nokwelashwa kanye nokusebenza kwezinto ezibonakalayo.

d. Amasu wokupakisha athuthukile: Abaphenyi bahlola amasu wokupakisha athuthukile ukwenza ngcono ukuphathwa kwe-Thermal kwama-LED e-UV. Lokhu kufaka phakathi ukuthuthukiswa kwezinto ezintsha ezinokwazi ukusebenza okuphezulu okushisayo kanye nemiklamo yokufaka okusha eqeda ukushisa kahle.