Otu esi edozi nsogbu mkpofu ọkụ nke UV LED?

Mgbe agbanyere ọkụ ọkụ LED, mpaghara njikọ P-N n'ime mgbawa na-amalite ịrụ ọrụ, na-emepụta ma na-ekpokọta okpomọkụ. Mgbe ọ bụla steeti ahụ nwetara ọnọdụ kwụsiri ike, a na-akpọ ọnọdụ okpomọkụ dị ka okpomọkụ nkwụsị.

Ọzọkwa, n'ihi na agbachiela mgbawa ahụ, okpomọkụ nke semiconductor enweghị ike ịlele ozugbo n'oge usoro nha. N'ihi ya, a na-ejikarị ikpo ọkụ nke onye na-eduzi pin na-achọpụta ọdịiche okpomọkụ nke isi iyi ọkụ na-apụtaghị ìhè. Ka ọ̀tụ̀tụ̀ ikpo ọkụ nke isi iyi dị ala, ọ ka mma ikposa okpomọkụ ya.

Dịka, ihe a họọrọ maka semiconductor isi iyi ọkụ na ụdị nkwakọ ngwaahịa ọ na-ewe nwere mmetụta kpọmkwem na ikpo ọkụ ọkụ nke ọkụ ọkụ LED.

Ihe eji eme ihe maka ọkụ ọkụ LED na-enweta ụfọdụ nguzogide eletrik n'ime na n'èzí. Ogo nke ụkpụrụ resistivity ndị a na-egosipụta ike mgbasa ọkụ nke isi iyi ahụ ruo n'ókè ụfọdụ.

Nsogbu Mgbasa Ọkụ

Mgbasa ọkụ bụ ụdị nkwụsị ike (nfefe ike). Okwu a bụ "nkwụsị ike" na-ezo aka n'ike n'iyi n'ihi ọdịiche okpomọkụ na adịghị arụ ọrụ.

A na-ekpochapụ okpomọkụ site na usoro atọ:

·  Convection bụ usoro okpomọkụ site na mmiri na-asọpụta. Dịka ọmụmaatụ, oven convection na-eji ikuku (mmiri na-ekpo ọkụ, nke na-akpụ akpụ) na-ebunye okpomọkụ.

·  Nduzi bụ usoro a na-esi na-ekpochapụ ọkụ n'ime otu ihe na ikekwe n'ime ihe ọzọ nke ga-ejikọta na ihe ọkụ ọkụ. Otu ebe a na-esi nri ọkụ eletrik na-eguzogide bụ otu ihe atụ.

·  Radiation bụ usoro a na-esi na ya gbasaa okpomọkụ site na iji ebili mmiri electromagnetic. Igwe ọkụ microwave bụ ihe atụ nke mkpofu ọkụ.

·  Iji mkpuchi kwesịrị ekwesị maka ngwa ahụ na-ebelata okpomọkụ na ụgwọ ya ma na-akwalite arụmọrụ na nchekwa.

Otu esi edozi nsogbu mkpofu ọkụ

Iji weghara ogo kachasị elu nke isi iyi ọkụ UV-LED nke na-anọgide n'okpuru ebe mgbawa dị mkpa maka ogologo oge na ọnọdụ okpomọkụ, ọ dị mkpa iji mejuputa arụmọrụ okpomọkụ dị mma na ntụkwasị obi maka isi iyi ọkụ UV-LED. Enwere ike kewaa njikwa ọkụ ọkụ UV-LED ka ọ bụrụ njikọ abụọ. A na-emeziwanye ihe ndị na-akwakọba ihe na usoro nkwakọba ihe na mpaghara mmepụta ihe ọkụ iji kwalite nrụpụta ọkụ.

Agbanyeghị, ịgbakwụnye radiators mpụta na ngwa injinia nwere ike imeziwanye arụmọrụ mkpofu ọkụ. Ọdịdị nke radiator dị iche iche, gụnyere ụdị fin, ụdị mgbanwe okpomọkụ, ụdị nkesa ike ike, na ụdị micro-grooves, n'etiti ndị ọzọ.

Iji nweta oke okpomọkụ nke isi iyi ọkụ UV-LED nke na-anọgide n'okpuru ebe mgbawa dị mkpa maka ogologo oge n'okpuru ọnọdụ okpomọkụ, ọ dị mkpa ijikọ njikwa okpomọkụ dị mma na nke a pụrụ ịdabere na ya maka isi iyi ọkụ Ultraviolet.

Enwere ike kewaa imewe ikposa ọkụ ọkụ UV-LED n'ime ọkwa mgbawa, ọkwa nkwakọ ngwaahịa, na ọkwa sistemụ. Isi iyi nke ìhè na usoro mmepụta ihe na-ekpebi abụọ mbụ. Ihe ọmụmụ a na-elekwasị anya n'akwụkwọ a bụ atụmatụ atụmatụ ikposa ọkụ, ya bụ, na-eme ka owuwu nke ihe mkpuchi ọkụ inyeaka nke Ultraviolet ìhè.

Gịnị bụ LED junction okpomọkụ na gịnị kpatara o ji dị mkpa?

Okpomọkụ nkwụsịtụ n'ebe ebe LED na-anwụ anwụ na-ezute ihe a na-etinye na ya. Njikọ a na-enwekarị okpomọkụ nke ngwaọrụ ahụ, na-eme ka uru ya bụrụ ihe ngosi dị mma nke nrụpụta ọkụ. A na-ewu ọwa ọkụ na-enye ọkụ n'ime ngwugwu LED nke oge a iji nyefee okpomọkụ site na nkwụsịtụ gaa na saịtị solder. Mmekọrịta ngwugwu LED na PCB ma ọ bụ heatsink dị iche bụ ebe njikọ solder dị.

Igwe ọkụ dị n'ime ọkụ nke LED na-eje ozi dị ka ihe nrịbama nke ụzọ okpomọkụ dị n'ime. Thermally na-ekwu okwu, LED àgwà na-abawanye na mbelata esịtidem okpomọkụ. A ghaghị ịnweta uru nke ike okpomọkụ site n'aka onye na-emepụta ihe na-emepụta ihe mgbe ọ na-emepụta ihe ọkụ ọkụ ọkụ site na njikwa ọkụ ọkụ. Ndị na-edozi CFD ga-eji ọnụ ọgụgụ a gbakọọ okpomoku nke LED wee lelee ma ngwaọrụ ahụ agabigala oke elu nke ndị nrụpụta tụrụ aro. Okpomọkụ njikọ dị na LEDs nke oge a na-erutekarị 100°C ma ọ bụ karịa. Ọnụ ahịa ya na-emetụta oke okpomọkụ, ọnụego nnyefe ọkụ n'etiti sekit LED na gburugburu ya, na ike mgbawa.

Ihe ndị na-emepụta okpomọkụ

A ghaghị ime bọlbụ LED ọ bụla iji belata nkwụsi ike dị elu site na LED gaa na ikuku gbara ya gburugburu iji mee ka ọkụ dị jụụ. Nduzi, convective, na thermal radieshon bụ ndị Mbwe  ụdị ikpo ọkụ ọkụ nke a ghaghị iburu n'uche ma mee ka ọ dịkwuo mma n'oge nhazi nhazi dum.

1. Ogologo LED na nhazi

Iji mepụta obere ihe nrụnye ọkụ LED, ndị na-emepụta na-achọkarị ime ka anya dị n'etiti Led na PCB. Ma nke a ga-eme ka njupụta ọkụ ọkụ dị elu, nke ga-eme ka ọkụ nke LEDs dịkwuo elu.

Ndị na - arụpụta UV LED na-enyekarị ohere dị n'etiti LEDs wee kọwapụta mmụba okpomọkụ nke enwere ike ịtụ anya mgbe anya ahụ dị mkpụmkpụ site na otu ego. Nnyocha e mere na nhazi osisi LED ekpughere na nhazi mgbawa na-arụkọ ọrụ ọnụ na-enye otu oke ọkụ ọkụ ma ọ bụ akụkụ anọ, hexagon, ma ọ bụ okirikiri.

2. Ịhọrọ modul LED

Nkwakọ ngwaahịa ozugbo (DIP) LEDs na ọtụtụ ibe kacha ọhụrụ na bọọdụ (MCOB) LED bụ ole na ole n'ime ụdị LED dị iche iche dị. A na-eji ọkụ DIP eme ihe maka akara na ngosipụta na ngwa ụlọ. A na-amata ha site n'ụdị ha yiri mgbọ.

SMD LEDs bụ square semiconductors nke nwere ike iwepụta ìhè n'elu ụdịdị RGB niile.

Ebe ịzụta elu-edu UV LED

Onye mmepụta ihe na nke nwere ahụmahụ, Zhuhai Tianhui Electronic Co. ., Ltd. A na-elekwasị anya na UV LEDs, nnukwu oru ngo, nkwakọ ngwaahịa UV LED, na mmepụta sekit agbakwunyere nke elu luminescence, arụmọrụ dị elu, nchapụta ọkụ, na ogologo ndụ. Dị ka otu n'ime ndị na-eduga ngafe Uv na - edu ndị na - arụpụta ahụ  na China, anyị na-etinye nnukwu ego na-egbo mkpa nke ndị ahịa anyị ma raara onwe anyị nye inye ọrụ dị elu. Anyị na-enye ndị na-azụ ahịa ihe mara mma Ihe Ngwọta UV LED , ngwaahịa, na ọrụ. Anyị na-enye ngwaahịa UVA, UVB, na UVC nwere ogologo ogologo ogologo ogologo yana zuru oke uv ndu diode Nkọwapụta LED nwere obere ike dị elu. Otu n'ime ndị na-emepụta UV LED kachasị elu, Zhuhai Tianhui Electronic Co., Ltd., na-etinye uche na UVC, UVB, na UVA disinfection na sterilization. A na-eji ngwa ahịa eme ihe n'ọtụtụ ebe.