Ukukhanya, ngazo zonke izinhlobo zako, kunendima ebalulekile emhlabeni wethu. Nakuba ukukhanya okubonakalayo kukhanyisa indawo esizungezile, izwe elibonakala lingabonakali le-ultraviolet (UV) linamandla amakhulu ezimbonini ezihlukahlukene. Ama-LED we-SMD UV, intuthuko yakamuva kubuchwepheshe be-light-emitting diode (LED), aguqula indlela esisebenzisa ngayo ukukhanya kwe-UV. Vule’s hlola I-UV Led SMD kuyo yonke inkazimulo yabo futhi bagxumele ekusebenzeni kwabo kwangaphakathi, izinhlelo zokusebenza ezihlukahlukene, kanye namathuba ajabulisayo abethulayo.
I-SMD, noma i-surface-mount device, ibhekisela ohlotsheni oluthile lwengxenye ye-elekthronikhi edizayinelwe ukugxumeka phezulu kumabhodi esekethe aphrintiwe (ama-PCB). Ngokungafani nama-LED ajwayelekile angena emgodini anemikhondo ebhoboza i-PCB, I-UV SMD Led zihlangene futhi azisindi, futhi uxhumano lwazo lukagesi lutholakala phezu kwephakheji. Lokhu kuvumela ukuguquguquka okukhulu komklamo nokwenza okuncane kwamadivayisi afaka ubuchwepheshe bokukhanya kwe-UV.
Umnyombo we-SMD UV LED ilele ku-semiconductor chip yayo. Lapho ugesi udlula kule chip, ukhipha amandla ngendlela yokukhanya. Uma kwenzeka kuba I-UV SMD Led , lokhu kukhanya okukhiphayo kuwela ngaphakathi kwe-ultraviolet spectrum, engabonakali ngeso lomuntu. Ubude begagasi obucacisiwe bokukhishiwe imisebe ye-ultraviolet kuncike ezintweni ezisetshenziswa ku-chip ye-semiconductor. Izinhlobo ezijwayelekile ze I-UV Led SMD khipha ukukhanya kwe-UV LED ebangeni le-UVA (315nm - 400nm) noma i-UVC (200nm - 280nm) yobubanzi be-UV.
Ama-LED e-SMD UV, naphezu kosayizi wawo ohlangene, afaka isibhakela esinamandla uma kuziwa ekukhipheni ukukhanya kwe-ultraviolet. Ukuqonda ukusebenza kwangaphakathi kwala ma-LED kuvula iminyango yezimiso ezibalulekile ezivumela izinhlelo zabo zokusebenza ezihlukahlukene. Nansi isayensi ngemuva I-UV SMD Led :
Enhliziyweni ka-an I-SMD Ultraviolet light-emitting diode kukhona i-semiconductor chip encane. Le chip yakhiwe izendlalelo zezinto ezifakwe ngokukhethekile, ngokuvamile i-gallium nitride (GaN) yama-LED e-UV. I-Doping ihilela ukwethula ukungcola endaweni ye-semiconductor ukuze kuguqulwe izici zayo zikagesi.
Lapho i-electric current idlula ku-chip ye-semiconductor, ijabulisa ama-electron ngaphakathi kwempahla. Lawa ma-electron ajabulile abe esebuyela ezimeni eziphansi zamandla, akhiphe amandla ngendlela yokukhanya. Kuma-LED omdabu, lokhu kukhanya okukhiphayo kuwela ngaphakathi kwe-spectrum ebonakalayo, okudala imibala ehlukahlukene esiyibonayo.
Ku- I-UV Led SMD , indawo ethile yama-semiconductors ebizwa ngokuthi i-bandgap idlala indima ebalulekile. I-bandgap imele umehluko wamandla phakathi kwebhendi ye-valence (lapho ama-electron ehlala khona esimweni sawo esivamile) kanye nebhendi yokuqhuba (lapho ama-electron ekwazi ukuhamba ngokukhululeka).
Kuma-LED endabuko, i-bandgap yakhelwe ukuvumela ukuphuma kokukhanya okubonakalayo. Nge- I-SMD UV ekhipha ukukhanya kwe-diode , izinto ezisetshenziswayo kanye nenqubo ye-doping zilawulwa ngokucophelela ukuze zenze i-bandgap ebanzi. Le bhendi ebanzi idinga amandla engeziwe ukuze ama-electron agxume esuka kubhendi ye-valence aye ebhendini yokuqhuba. Lapho zibuyela emuva, zikhipha la mandla eqile njengama-photon anamandla aphezulu ngendlela yokukhanya kwe-ultraviolet.
I-chip ye-semiconductor ifakwe ngaphakathi kwephakheji yokuvikela eyenziwe nge-epoxy resin noma ezinye izinto ezifanele. Le phakheji inezinjongo ezimbalwa:
Ukuvikelwa Komzimba: Ivikela i-chip ye-semiconductor ebucayi ekulimaleni ngokomzimba nasezicini zemvelo.
Ukubunjwa Okukhanyayo: Idizayini yephakeji isiza ukugxila nokuqondisa ukukhanya kwe-UV Led ekhishiwe endaweni ethile. Lokhu okukhipha ukukhanya okugxilile kubalulekile ezinhlelweni eziningi, njengokwelapha izindawo ezithile endaweni noma ukukhomba amagciwane ngesikhathi sokubulala amagciwane.
Izixhumi zikagesi: Iphakheji ihlanganisa othintana nabo bakagesi okuvumela ukuxhuma kwe-LED ebhodini lesekethe, okuyenza ikwazi ukuthola amandla kagesi adingekayo ukuze kukhishwe ukukhanya.
Ubude begagasi obucacisiwe bokukhishiwe imisebe ye-ultraviolet kusuka ku-SMD LED kuncike ezintweni ezisetshenziswa ku-chip ye-semiconductor kanye nenqubo ye-doping. Izinhlobo ezijwayelekile ze I-SMD Ultraviolet light-emitting diode khipha ukukhanya kwe-UV ebangeni le-UVA (315nm - 400nm) noma i-UVC (200nm - 280nm).
Amaza amaza ahlukene ngaphakathi kwe-UV spectrum anezinto ezihlukile:
Ama-LED we-UVA: Lezi zinamaza amade amade phakathi kwe-UV spectrum futhi ngokuvamile zibhekwa njengeziyingozi kangako ekuchayekeni komuntu uma ziqhathaniswa ne-UVB ne-UVC. Bathola ukusetshenziswa ezindaweni ezinjengokwelapha izinto zokunamathisela noma ukutholwa komgunyathi okusekelwe kuzakhiwo ze-fluorescence zezinto.
Ama-LED we-UVC: Lezi zikhipha ukukhanya kwe-UV okunamaza amaza amafushane futhi zinezakhiwo ezinamandla zokubulala amagciwane. Ama-photon anamandla amakhulu aphazamisa i-DNA yama-microorganisms, awenze angasebenzi. Ama-LED e-UVC asetshenziswa ekubulaleni amagciwane endaweni engaphezulu, emanzini, nasemoyeni.
Ngosizo lwezimiso zama-semiconductors, ama-bandgap, nokulethwa kokukhanya okugxilisiwe, I-UV Led SMD nikela ngethuluzi elinamandla neliguquguqukayo lezinhlelo zokusebenza ezahlukahlukene kuzo zonke izimboni ezahlukahlukene. Usayizi wabo ohlangene, ukusebenza kahle, nokulawula okunembayo phezu kwamaza amaza e-UV kuwenza abe yimpahla ebalulekile emhlabeni wobuchwepheshe ohlale uvela.
UV SMD nikeza izinhlelo zokusebenza eziningi. Ikhono labo lokukhipha ubude beza obunembile bokukhanya kwe-ultraviolet livula amathuba kuzo zonke izimboni ezihlukahlukene.
Ngokwesiko, izinqubo zezimboni zazivame ukuthembela ekushiseni noma kumakhemikhali anonya ukuze elapha izinto zokunamathisela, oyinki, nama-coatings. I-UV SMD Led nikeza enye indlela ehlanzekile nesebenza kahle kakhudlwana. Ukugxila kwabo imisebe ye-ultraviolet icupha ukusabela kokwelapha okusheshayo ngaphakathi kwempahla eqondiwe, isheshisa kakhulu izikhathi zokukhiqiza.
Izici ezibulala amagciwane zokukhanya kwe-UVC zisungulwe kahle. I-SMD Ultraviolet light-emitting diode , ikakhulukazi lezo ezikhipha ukukhanya kwe-UVC, zisetshenziswa ezinhlelweni ezihlukahlukene zokubulala amagciwane. Izibhedlela, izindawo zokucubungula ukudla, nezindawo zokuhlanza amanzi zikusebenzisa ukuze kubulawe amagciwane endaweni, amanzi nomoya, okunezela endaweni ehlanzekile nenempilo.
I-SMD UV ekhipha ukukhanya kwe-diode ingahlanganiswa ezinhlelweni zokutholwa komgunyathi ukuze kukhonjwe imibhalo, uhlobo lwemali, noma izingxenye ze-elekthronikhi eziwumgunyathi. Amaphethini e-fluorescence ahlukile wezinto zangempela ahlukile kozakwabo bomgunyathi, okuvumela ukutholwa ngokushesha nokuthembekile ezindaweni eziwela imingcele, izindawo zokuhlola ukuphepha, kanye nangaphakathi kwezinqubo zokukhiqiza.
Izinga lomoya wasendlini lithinta kakhulu impilo nempilo yethu. Izinto zokuhlanza umoya ezifakwe I-UV Led SMD nikeza indlela enezinhlangothi eziningi zokuhlanza umoya. Ukukhanya kwe-UV Led kunganciphisa amabhaktheriya asemoyeni namagciwane, kuyilapho futhi kudiliza izinhlanganisela ezithile ze-organic volatile (VOCs) ezibangela iphunga elingemnandi. Lo mphumela ohlangene udala indawo yasendlini ehlanzekile nephefumula kakhudlwana yamakhaya, amahhovisi, nezikhungo zezempilo.
Abacwaningi emikhakheni eyahlukene, kusukela kubhayoloji nezokwelapha kuye kwisayensi yezinto ezibonakalayo, badinga ukulawula okunembayo emithonjeni yokukhanya ukuze kuhlolwe. Ama-LED ama-SMD, ngosayizi wawo ohlangene kanye nekhono lokukhipha amaza amaza e-UV athile, aba ngamathuluzi abalulekile ezindaweni zokucwaninga. Angasetshenziswa ezinhlelweni ezifana nezifundo zokusebenzisana kwamaprotheni-protein, ukuhlaziya i-DNA, kanye nokuhlukaniswa kwezinto, okuvumela ososayensi ukuthi bavule okutholakele okusha nokuthuthuka emikhakheni yabo.
Inkampani Zhuhai Tianhui Electronic Co., Ltd. iyaziqhenya ngokuzibophezela kwayo kwikhwalithi kuyo yonke inqubo yobuchwepheshe be-UV LED. Nanka amazwibela alokho okubahlukanisayo:
I-Tianhui isebenza ngaphansi kwemodeli ehlanganisiwe eqondile, ehlanganisa zonke izigaba zokuthuthukiswa nokukhiqizwa kwe-UV LED. Lokhu kulawulwa kwangaphakathi kubavumela ukuthi bagcine izindinganiso eziqinile zekhwalithi kuyo yonke inqubo, kusukela ku-R&D nokukhethwa kwezinto ezibonakalayo ekukhiqizeni nasekuhlolweni kokugcina.
I-Tianhui ibeka phambili izinyathelo eziqinile zokulawula ikhwalithi kuzo zonke izigaba zokukhiqiza. Lokhu kuqinisekisa ukusebenza okungaguquguquki, ukwethembeka, nokubambelela kumaza obude obucacisiwe kanye nokuphuma kwamandla kwama-LED awo e-UV.
I-Tianhui isebenzisa izinqubo zokukhiqiza ezisezingeni eliphezulu ukuletha imikhiqizo yekhwalithi ephezulu ye-UV LED. Izakhiwo zabo zesimanje kanye nemishini iqinisekisa ukukhiqizwa okungaguquki kwama-UV LED athembekile nasebenza kahle.
U-Tianhui ozinikele uR&Ithimba lika-D lihlala lilwela ukuthuthukisa ubuchwepheshe be-UV LED. Ukuzibophezela kwabo ekwenzeni izinto ezintsha kuhumusha ekuthuthukisweni kwezixazululo ezintsha nezithuthukisiwe zokupakisha, ukuphuma kwamandla aphezulu, nokusebenza okuthuthukisiwe kwama-LED abo e-UV.
Lokhu kuzinikela kwekhwalithi nokuthuthukiswa okuqhubekayo kubeka u-Tianhui njengomholi ku ubuchwepheshe be-ultraviolet , ukunikeza amakhasimende ukuzethemba ekusebenzeni nasekuthembekeni kwemikhiqizo yawo.
Ama-LED ama-SMD (idivayisi yokukhweza phezu komhlaba) anikeza izinzuzo ezibalulekile ngokosayizi, ukuguquguquka kwedizayini, kanye nokuhlanganisa kalula. I-Tianhui ibona isidingo esikhulayo se I-UV SMD Led izixazululo futhi inikeza uhla olubanzi lwezinketho zokubhekana nezidingo ezahlukahlukene zohlelo lokusebenza.
v Iphothifoliyo ye-SMD UV LED ye-Tianhui igcwele i-spectrum ebanzi yamaza wamaza, kusukela ku-UVA (315nm - 400nm) kuya ku-UVC (200nm - 280nm). Lokhu kuvumela ukukhetha okuhlosiwe okusekelwe ezidingweni ezithile zokubulala amagciwane noma zokwelapha zohlelo lokusebenza.
v Ngaphakathi kwebanga ngalinye le-wavelength, i-Tianhui inikeza I-SMD UV ekhipha ukukhanya kwe-diode emikhiqizweni ehlukahlukene yamandla, ebhekelele izinhlelo zokusebenza ezifuna amandla amancane, ukuphulukiswa okunembile noma ukubulala amagciwane okunamandla amakhulu.
U-Tianhui uyaqonda ukuthi izinhlelo zokusebenza ezahlukene zidinga ukucushwa kwephakheji okuqondile. Banikeza uhla oluhlukahlukene I-SMD Ultraviolet light-emitting diode amaphakheji:
v Amandla Amancane SMD: Ilungele izinhlelo zokusebenza ezidinga amandla agxilile, aphansi imisebe ye-ultraviolet ngemisebenzi efana nokubopha izinto ezinamathelayo noma oyinki ezindaweni ezibucayi.
v Inani eliphakeme kakhulu lama-SMD: Ifanele izinhlelo zokusebenza ezidinga ukukhanya kwe-UV okunamandla kakhulu, njengezinqubo zokwelapha zezimboni noma amasistimu amakhulu okubulala amagciwane.
U-Tianhui uyavuma ukuthi akuzona zonke izinhlelo zokusebenza ezinesixazululo esilingana konke. Bahlinzeka ngezinga elithile lokwenza ngokwezifiso ama-LED abo e-SMD, okuvumela ukulungiswa kokuphuma kwamandla noma ubude begagasi ukuze kuhlangatshezwane nezidingo ezithile zephrojekthi. Ukwengeza, ithimba labo lochwepheshe linikeza ukusekelwa kwezobuchwepheshe kumakhasimende, lisiza ngokukhetha, ukuhlanganiswa, nokuxazulula izinkinga zezixazululo ze-SMD UV LED.
Ngokunikeza uhla oluhlukahlukene lwekhwalithi ephezulu I-UV Led SMD , kuhlangene nokuzibophezela kwabo ekwenzeni ngokwezifiso nasekusekeleni amakhasimende, i-Tianhui inika amabhizinisi nezinhlangano amandla ukuze zisebenzise intuthuko yakamuva kubuchwepheshe be-UV LED ukuze uthole imiphumela emihle.
Ama-LED we-SMD UV amele ukugxumela phambili okubalulekile imisebe ye-ultraviolet ubuchwepheshe. Usayizi wabo ohlangene, ukuguquguquka komklamo, nokuphuma kokukhanya okugxilile kuvula iminyango yohlelo olubanzi lwezinhlelo zokusebenza. Kusukela ekwenzeni ngcono izinqubo zezimboni kuya ekuvikeleni impilo yomphakathi kanye nokuthuthukisa ucwaningo lwesayensi, amandla e I-SMD UV ekhipha ukukhanya kwe-diode kubonakala kungenamkhawulo
Njengoba ucwaningo nokuthuthukiswa kuqhubeka, singalindela ukuthi kuvele izinhlelo ezintsha ezengeziwe, ezingenisa inkathi entsha lapho amandla obuchwepheshe be-ultraviolet esetshenziswa ukuze kube nekusasa elihlanzekile, elinempilo, nelisebenza kahle kakhulu.