Okwu mmalite:Na oge a na nke dị ugbu a mmepe nkeọkụụlọ ọrụ, LED na isi iyi ọkụ COB bụ ihe ịrụ ụka adịghị ya na pearl abụọ na-adọrọ adọrọ. Site na uru nkà na ụzụ ha pụrụ iche, ha na-ejikọta ọnụ na-akwalite ọganihu nke ụlọ ọrụ ahụ. Isiokwu a ga-abanye n'ime ọdịiche dị iche iche, uru, na adịghị ike n'etiti isi iyi ọkụ COB na LED, nyochaa ohere na nsogbu ndị ha na-eche ihu na gburugburu ahịa ọkụ ọkụ taa, na mmetụta ha na-eme n'ọdịnihu mmepe mmepe ụlọ ọrụ.
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Pikwu okwuTteknụzụ: Tọ na-amali site na nkeji pụrụ iche gaa na modul agbakwunyere
Omenala ọkụ ọkụ ọkụ
Omenalaọkụ ọkụisi mmalite na-enweta ụdị nkwakọ ngwaahịa otu mgbawa, nke nwere ibe LED, wires ọla edo, braket, fluorescent powders na colloid nkwakọ ngwaahịa. A na-edozi mgbawa na ala nke ihe njide iko na-atụgharị ya na nrapado conductive, na waya ọla edo na-ejikọta mgbawa electrode na ntụtụ njide. A na-agwakọta ntụ ntụ fluorescent na silicone iji kpuchie elu nke mgbawa maka ntụgharị spectral.
Usoro nkwakọ ngwaahịa a emepụtala ụdị dị iche iche dị ka ntinye aka kpọmkwem na elu elu, ma n'ezie ọ bụ ngwakọta ugboro ugboro nke nkeji ndị na-enye ìhè onwe ha, dị ka pearl gbasasịrị nke dị mkpa iji nlezianya jikọọ na usoro iji na-enwu. Otú ọ dị, mgbe ị na-arụ nnukwu ọkụ ọkụ, mgbagwoju anya nke usoro ihe anya na-abawanye ụba, dị ka ịmepụta ụlọ mara mma nke na-achọ nnukwu ọrụ na ihe onwunwe iji gbakọta ma jikọta brik na nkume ọ bụla.
Isi iyi ọkụ COB
COB ọkụisi mmalite agbaji site na omenala nkwakọ paradigm na-eji multi mgbawa kpọmkwem bonding technology ka kpọmkwem nkekọ iri puku kwuru puku Ikanam ibe n'elu metal dabeere biri ebi sekit mbadamba ma ọ bụ seramiiki substrates.The ibe na-electrically interconnected site elu-njupụta wiring, na a edo luminescent elu na-kpụrụ site na-ekpuchi dum silicon jel oyi akwa nwere fluorescent powder.This ije dị ka embetting anụ ahụ nwere ike ime ka onye ọ bụla n'ime ya. na imezu imekọ ihe ọnụ nke optics na thermodynamics.
Dịka ọmụmaatụ, Lumilds LUXION COB na-eji teknụzụ eutectic soldering iji jikọta ibe 121 0.5W na mkpụrụ okirikiri nwere dayameta nke 19mm, yana ike zuru oke nke 60W. A na-ejikọta oghere mgbawa na 0.3mm, na site n'enyemaka nke oghere na-egosipụta pụrụ iche, ịdị n'otu nke nkesa ọkụ karịrị 90%. Nkwakọ ngwaahịa a jikọtara ọnụ ọ bụghị naanị na-eme ka usoro mmepụta dị mfe, kamakwa na-emepụta ụdị ọhụrụ nke "isi iyi dị ka modul", na-enye ntọala mgbanwe maka mgbanwe.ọkụimewe, dị ka ịnye modul mara mma maka ndị na-emepụta ọkụ, na-emeziwanye arụmọrụ nke imewe na mmepụta.
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Njirimara anya:Mgbanwe site natụọ ọkụisi iyi n'elu isi iyi
Otu LED
Otu ikanam bụ isi iyi ọkụ Lambertian, na-ebunye ọkụ n'akụkụ ihe dịka 120 Celsius, mana nkesa ọkụ ọkụ na-egosi usoro nku bat na-ebelata nke ukwuu na etiti, dị ka kpakpando na-egbuke egbuke, na-enwu nke ọma mana ọ gbasasịa ma gbasasịa. Iji zuteọkụihe ndị a chọrọ, ọ dị mkpa ịmegharị ọkụ nkesa ọkụ site na nhazi nke abụọ.
Ojiji TIR lenses na lens usoro nwere ike mpikota onu n'akuku emission ka 30 Celsius, ma ìhè arụmọrụ ọnwụ nwere ike iru 15% -20%; The parabolic reflector na atụmatụ reflector nwere ike ime ka ìhè etiti dị ọkụ, ma ọ ga-emepụta ntụpọ ìhè doro anya; Mgbe ị na-ejikọta ọtụtụ LED, ọ dị mkpa iji nọgide na-enwe ohere zuru ezu iji zere ọdịiche agba, nke nwere ike ime ka ọkpụkpụ nke oriọna ahụ dịkwuo elu. Ọ dị ka ịgbalị ijikọta ihe osise zuru oke na kpakpando na mbara igwe abalị, mana ọ na-esi ike mgbe niile izere ntụpọ na ndò.
Integrated Architecture COB
Ihe owuwu agbakwunyere nke COB nwere njiri mara eluìhèisi iyi, dị ka a amamiihe galaxy na edo na adụ light.Multi mgbawa ok ndokwa kpochapụ ọchịchịrị ebe, jikọtara na micro oghere n'usoro technology, nwere ike nweta ìhè uniformity>85% n'ime a anya nke 5m; Site n'imegharị ihe dị n'elu ala, enwere ike ịgbatị akụkụ ikuku ahụ ruo 180 Celsius, na-ebelata ncha ọkụ (UGR) n'okpuru 19; N'okpuru otu ọkụ ọkụ ahụ, mgbasawanye anya nke COB na-ebelata site na 40% ma e jiri ya tụnyere LED arrays, na-eme ka nhazi nkesa ọkụ dị mfe.ọkụọnọdụ, egwu COB nke ERCOọkụnweta oke ọkụ 50: 1 na ntule anya nke 0.5 mita site na lensị ụdị n'efu, na-edozi n'ụzọ zuru oke esemokwu dị n'etiti ọkụ otu na igosipụta isi ihe.
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Ihe ngwọta nchịkwa okpomọkụ:ihe ohuru site na ikposa okpomoku nke mpaghara rue nchikota okpomoku nke sistemu
Omenala ọkụ ọkụ ọkụ
Omenala LEDs ịmụta a anọ larịị thermal conduction ụzọ nke "chip siri ike oyi akwa support PCB", na mgbagwoju thermal iguzogide mejupụtara, dị ka a winding ụzọ, nke na-egbochi ngwa ngwa dissipation nke okpomọkụ. Na usoro nke interface thermal eguzogide, e nwere kọntaktị thermal eguzogide nke 0.5-1.0 ℃ / W n'etiti mgbawa na bracket; N'ihe banyere nguzogide ihe ọkụkụ, ihe na-eme ka ọkụ ọkụ nke FR-4 osisi bụ naanị 0.3W / m · K, nke na-aghọ ihe mgbochi maka nkwụsị ọkụ; N'okpuru mmetụta mkpokọta, ebe a na-ekpo ọkụ na mpaghara nwere ike ịbawanye okpomọkụ nke njikọ site na 20-30 ℃ mgbe ejikọtara ọtụtụ LEDs.
Data nnwale na-egosi na mgbe okpomọkụ ikuku ruru 50 ℃, ọkụ ire ere nke SMD LED ji okpukpu atọ karịa nke gburugburu 25 ℃, na ndụ ndụ na-ebelata ka 60% nke ọkọlọtọ L70. Dị nnọọ ka ogologo ikpughe na anwụ na-acha ọkụ, arụmọrụ na ogologo ndụ nkeọkụ ọkụa ga-ebelata isi iyi nke ukwuu.
Isi iyi ọkụ COB
COB nakweere ihe owuwu ụzọ atọ nke "chip substrate heat sink", na-enweta mmụba n'ịdị mma njikwa ọkụ, dị ka ịtọgbọ okporo ụzọ sara mbara ma dịkwa larịị maka.ìhèisi mmalite, na-ekwe ka okpomọkụ na-eduzi ngwa ngwa ma gbasaa. N'ihe banyere ihe ọhụrụ ọhụrụ, thermal conductivity nke aluminum mkpụrụ ruru 2.0W / m · K, na nke aluminum nitride seramiiki mkpụrụ rute 180W / m · K; N'ihe banyere imewe okpomọkụ edo edo, a na-edobe oyi akwa oyi akwa n'okpuru mgbawa iji chịkwaa ọdịiche okpomọkụ n'ime ± 2 ℃; Ọ dakọtara na mmiri jụrụ oyi, yana ikike mkpofu ọkụ ruru 100W/cm ² mgbe mkpụrụ ahụ batara na efere mmiri jụrụ oyi.
N'ime ngwa ọkụ ọkụ ụgbọ ala, isi iyi ọkụ Osram COB na-eji nhazi nkewa nke thermoelectric iji mee ka ọnọdụ okpomọkụ dị n'okpuru 85 ℃ guzosie ike, na-emezu ihe ndị a pụrụ ịdabere na ya nke ụkpụrụ ụgbọ ala AEC-Q102, yana ogologo ndụ karịa 50000 awa. Dị nnọọ ka ịnya ụgbọ ala na nnukwu ọsọ, ọ ka nwere ike inye kwụsiri ike naa pụrụ ịdabere na ọkụmaka ndị ọkwọ ụgbọ ala, na-ahụ maka nchekwa ịnya ụgbọ ala.
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Oge nzipu: Eprel-30-2025