Hauv kev lag luam teeb pom kev zoo, LED pom tau txais cov koob meej sai. Lub tuam txhab kev lag luam hauv ntiaj teb hauv kev tsim cov coj kev teeb pom kev zoo kom tus nqi bar nyob rau theem siab, uas ua rau lawv cov khoom muag kim heev rau cov neeg siv khoom Lavxias teb sab. Kev tsim cov hluav taws xob LED nyob hauv Lavxias tsuas yog nce qib zuj zus. Cia peb saib seb LEDs raug tsim tawm li cas, saib cov thev naus laus zis ntau lawm thiab cov tuam txhab ua qhov no.
Tsim Nta
Txhua lub tuam txhab zais cov txheej txheem thev naus laus zis tom qab kab hlau rhuav ntawm kev lag luam zais cia. Yog li ntawd, nws yuav tsis muaj peev xwm los qhia tag nrho cov yam ntxwv ntawm kev tsim, txawm li cas los xij, peb yuav sim muab cov ntsiab lus dav dav ntawm kev tsim khoom. Tag nrho cov txheej txheem tau muab faib ua theem. Cia saib dab tsi cov theem no yog thiab peb yuav txheeb xyuas lawv txhua tus nyob rau hauv ntau dua.
Nyob rau theem no, lub ntsej muag crystal yog coj (feem ntau cov khoom siv sapphire yog siv), muab tso rau hauv lub rooj kaw tshwj xeeb.
Lub chamber tau ntim nrog cov roj sib xyaw ntawm cov tsim yam xav tau thiab pib ua kom sov. Tus txheej txheem no hu ua pyrolysis. Raws li qhov tshwm sim, ib zaj duab xis crystalline ntau microns tuab tab tom loj zuj zus rau ntawm cov crystalline substrate.
Tom ntej no, cov neeg cov tshuaj tau raug tua rau hauv zaj duab xis thiab nws txoj kev sib cais ntxiv mus rau ntau txhiab tus neeg ib daim hlau.
Nti xaiv los ntawm pawg
Theem no yog hu ua sorting, txij li cov chips tsim los ntawm tib lub txheej ntuj tsim ua ntej muaj tus qauv heterogeneous. Cov nyias nyias txawv hauv ntau tshaj 150 qhov, tab sis nws muaj peb lub cim tseem ceeb ntawm kev sib cais:
- ntawm qhov siab tshaj plaws hluav taws xob wavelength,
- los ntawm voltage thiab fais fab.
Cov tawv ntoo tau muab faib ua cov pab pawg nrog rau cov qauv uas tsim nyog tshaj plaws. Qhov no tso cai rau koj kom ua tiav qhov siab tshaj plaws ntawm cov khoom tsim tsim.
Kev tsim cov khoom lag luam LED
Muaj kev xaiv ntawm cov iav ntsiab muag tshwj xeeb ua los ntawm silicone, yas lossis iav. Ntawm qhov kev txiav txim, ib qho phosphor ntxiv tau. Cov LED tau sib sau ua ke thiab kev ua haujlwm ntawm txhua LED raug kuaj ntawm kev sib tw tshwj xeeb.
Koj tuaj yeem saib cov ncauj lus kom ntxaws ntxiv ntawm kev tsim cov LEDs, txheeb raws qeb thiab tsim cov khoom lag luam raws li LEDs hauv daim yeeb yaj kiab no:
Kev tsim khoom hauv tebchaws Russia
Txawm hais tias qhov tseeb hais tias Lavxias teb sab thev naus laus zis lag luam poob qis dua cov European, kev tsim cov khoom lag luam LED txuas ntxiv mus rau cheeb tsam ntawm Russia.
Kev lag luam LED nyob hauv Russia yog tus cwj pwm los ntawm ob lub ntsiab lus:
- cov chaw lag luam uas nqa tawm tag nrho cov voj voog ntawm LED,
- cov chaw ua lag luam sib sau ua ke ntawm LED los ntawm cov suav coj tuaj thiab cov khoom siv raw.
Txij li thaum LED kev lag luam hauv teb chaws Russia tab tom pib nce lub zog, cov lag luam nrog lub voj voog ntawm kev tsim hluav taws xob tsawg tsawg. Yeej, cov neeg lag luam hauv Lavxias ntawm kev coj cov khoom ua haujlwm nrog cov khoom siv raw khoom txawv teb.
Cov lag luam zoo-LED
Lub ntiaj teb LED kev lag luam, zoo li lwm yam, nws muaj nws cov thawj coj. Ntawm cov tuam txhab uas muaj chaw nyob hauv kev tsim khoom thiab ua lag luam ntawm cov khoom lag luam LED, muaj tsib qhov nrov tshaj plaws:
- Nichia Corporation yog lub tuam txhab los ntawm Nyij Pooj. Muag cov phosphors ntawm ntau cov xim. Kuj tseem txhim kho ib txoj kab ntawm lub teeb ci ua kom lub ntsej muag diodes.
- Samsung LED yog lub South Kauslim cov tuam txhab tsim cov khoom lag luam. Lub teb tseem ceeb ntawm cov haujlwm: kev tsim khoom thiab muag cov substrates ua los ntawm cov pob zeb dag. Koom rau hauv kev tshawb fawb thiab kev loj hlob.
- Osram Opto Semiconductors yog lub tuam txhab ua lag luam hauv German ua khoom lag luam semiconductors. Cov khoom tseem ceeb ntawm lub tuam txhab yog LEDs.
- LG Innotek - tab tom txhim kho cov khoom siv LED. Raws li LG cheebtsam, cov khoom siv kho qhov muag thiab lub teeb tsom lub teeb raug tsim.
- Seoul Semiconductor yog lub tuam txhab Kauslim tsim tshwj xeeb hauv kev tsim cov khoom lag luam. Cov khoom lag luam ntawm kev tsim vaj tse yog cov tsev nyob rau lub teeb ci hluav taws xob.
Tuam txhab uas muag nrog ib feem ntawm kev siv cov khoom siv raw coj mus muag.
Cov no suav nrog:
- LLC TD Ua kom pom tseeb, Fryazino, Moscow Cheeb Tsam,
- MGK "Cov Khoom Siv Teeb Pom Kev Zoo" Ryazan,
- "Planar Teeb pom kev zoo Engineering" St. Petersburg.
Kev lag luam hauv Lavxias tsuas yog dhau theem ntawm kev tsim, yog li tus nqi siab ntawm cov khoom siv rau kev tsim cov LEDs qeeb qeeb ntawm kev txhim kho ntawm kev lag luam no.
Xaus
Kev tsim cov roj LED nyob hauv Lavxias tsuas yog nyob rau theem ntawm kev tsim thiab kev txhim kho; cov tuam txhab uas twb muaj lawm tuaj yeem suav ntawm cov ntiv tes. Feem ntau ntawm cov khoom siv raw khoom raug yuav txawv teb chaws. Tab sis, tsis muaj teeb meem dab tsi, cov tuam txhab Lavxias tau tsim kho sai sai hauv qhov kev coj no thiab tsis ntev yuav tsim nyog kev sib tw nrog cov tuam txhab txawv teb chaws.
Qhov ib. Cov lus pom zoo ntev ntawm Optogan cov neeg sawv cev
Vladislav Bugrov, Thawj Coj Thawj Coj ntawm Optogan *
Vim li cas Optolux E27 teeb siv polycarbonate es tsis yog iav? Txawm hais tias iav muaj kwv yees li 2.5-3 lub sijhawm hnyav dua li polycarbonate, nws yuav siv ntau dua los ua ib qho "noob" (nws yog ua los ntawm polycarbonate ntawm cov tuab tuab) dua li cov iav diffuser, thiab yog li qhov hnyav tag nrho Seem ntawm lub teeb no piv tau. Tsis tas li ntawd, vim muaj qhov loj loj, thiab qhov xav tau sib cais sib cais rau nws "gluing," qhov loj me ntawm txhuas lub tshuab hluav taws xob tau nce ntxiv, uas tseem cuam tshuam rau tus nqi thiab qhov hnyav ntawm lub teeb.
Peb ua lub diffuser rau lub teeb uas ua los ntawm cov ntawv ua muaj khov polycarbonate rau ob qho laj thawj: ua ntej, cov khoom no tsis yooj yim, thiab thib ob, nws yog qhov pheej yig dua.
Thiab ntau npaum li cas pheej yig dua koj tuaj yeem hais cov nqi rau iav thiab polycarbonate siv los ntawm Optogan?
Peb, zoo li lwm cov tuam txhab tsim tawm, tsis tshaj tawm cov qauv nqi ntawm peb cov khoom lag luam, polycarbonate tus nqi peb li 20% pheej yig dua iav. Txawm hais tias, tau kawg, nws tag nrho yog nyob ntawm qhov yuav tsum tau muaj cov yam ntxwv thiab cov duab ntawm tus diffuser. Nws yuav tsum lees tias iav muaj qhov zoo hauv qee txoj kev, tshwj xeeb, nws muaj kev sib kis zoo dua. Piv txwv, frosted polycarbonate, uas muab cov teeb pom kev zoo sib xws, nqus txog 15%, thaum daim iav frosted nrog cov yam ntxwv zoo sib xws - 9-10%. Hauv txoj ntsiab cai, yav tom ntej peb npaj yuav siv cov iav ua qee yam, thiab rau qee cov polycarbonate. Thaum nws yog ib qho tseem ceeb uas yuav ua rau lub qhov muag tsis tawg, vim tias thaum nws muab tawm, thawj qhov uas txhua tus (suav nrog koj) tshawb xyuas yog qhov nws yuav ntaus.
Lub tsev nyob ntawm cov LED teeb uas tsim los ntawm Optogan OLP-X5050F6 * zoo ib yam li Sveta LED (SVL03P1-FX-XX). Puas yog cov rooj plaub no yuav los ntawm cov neeg lag luam thib peb lossis nws puas yog qhov kev txhim kho ntawm Optogan?
Ntxiv rau kev tsim cov Chip-on-Board cov qauv (Optogan qhia txog tiam thib ob ntawm COB ntawm qhov teeb tsa thaum nyuam qhuav ua tiav tshiab), Optogan tuam txhab, zoo li qhov siv hauv Optolux E27 teeb, muag LEDs, rau qhov uas nws yuav los ntawm lwm tus neeg sab nrauv, yog li ntawd, pom coincidence yuav. Thiab tsis tsuas yog nyob ntawm Optogan thiab Svetlana, tab sis kuj ntawm qhov ntau dhau ntawm cov tuam txhab ntiaj teb. Qhov sib txawv ntawm qhov teeb meem no yog cov LED nti siv sab hauv rooj plaub, nrog rau hauv silicones thiab phosphors siv (qhov no, Mr. Bugrov txhais tau tias "gel" -filling based ntawm silicone thiab ib phosphor).
Kuv rov hais dua hauv qhov Optolux noob, lub teeb ci tsis yog lub rooj tsav xwm nrog kev txiav txim ntawm LED, tab sis ib qho LED module. Hauv qhov qauv no uas peb txhim kho, tsis muaj rooj plaub yas, thiab tsuas yog cov qauv no yog ib qho piv txwv ntawm kev sib xyaw ua ke uas peb nquag txhawb rau ntawm kev ua lag luam.
Cov qauv vaj tse nrog LEDs los ntawm Optogan ua ntej ntim hauv daim kab xev *
Lub tuam txhab yuav npaj li cas los txo tus nqi ntawm cov khoom tiav nrog 2 zaug?
Yooj yim heev: los ntawm kev lag luam ntawm nplai. Txawm hais tias qhov no tsis txaus. Tam sim no kuv tawm suab txhua qhov chaw (hauv cov lus puag ncig, hauv ntau qhov kev xam phaj, ntawm Interlight Kuv tau hais rau koj) - koj yuav tsum nkag mus rau hauv cov kev daws teeb meem. Thawj kauj ruam koj pom. Yog tias koj rhuav lub qhov muag teev ntawm cov tuam ntxhab sib txawv, tom qab ntawd feem ntau koj yuav pom ib tus LEDs, thiab ib tus neeg tsav tsheb, uas muaj cov khoom siv hluav taws xob ntawm ib tus neeg. Thiab xijpeem ib tus tuaj yeem hais, tab sis nws hloov tawm tias ntau qhov ntawm cov khoom txiav txim tau siv. Thiab peb tau coj thawj kauj ruam mus rau txoj kev daws teeb meem - peb tau tsim kho teeb sib xyaw (COB).
Cov kauj ruam tom ntej yog tias peb yuav txhim kho mus rau hauv kev tsav tsheb sib xyaw, thiab tom qab ntawd peb yuav sim muab cov sib txawv coj los tso rau hauv ib qho kev daws teeb meem. Nws zoo li hloov mus rau microchips thaum txog sijhawm. Muaj ib zaug muaj koos pis tawj uas nyob thoob plaws tej chav thiab tej tsev. Tom qab ntawd lawv tau tsim cov semiconductor chips. Tam sim no tus nqi ntawm microcircuits sib txawv los ntawm ntau pua nyiaj rau ib tus tsim mus rau cov chav nyob ntawm cov nyiaj rau qee qhov kev daws teeb meem yooj yim. Hauv kev siv tshuab thev naus laus zis yuav zoo ib yam. Ntawm no yog peb lub laj lim tswv yim.
Tej zaum ib qho kev daws teeb meem COB nrog ib qho loj LED tsis tau ncaj ncees (piv txwv li, kub lub cev tsis sib xws lawm zuj zus), uas tuaj yeem ua rau kom ntxov ua ntej "hnav" ntawm LED module)? Tej zaum nws tsim nyog coj txoj hauv kev ntawm cov thawj coj hauv kev lag luam hauv ntiaj teb?
Vim tias COB, i.e. txoj kev sib koom tes zoo yuav pab txo tus nqi yav tom ntej. Raws li rau qhov tsis zoo ntawm lub qhov tso dej kub - qhov no yog nqe lus yuam kev.
Lub thermal tsis kam ntawm qhov feem ntau siv 0.5 W LED hauv 5630 Rjs (hlws-muag khoom) pob yog kwv yees li 40-60 K / W. Thaum cov LED no tau tsa txawm nyob ntawm cov kav hlau nrog lub ntsuas cua me me (qhov tseem ceeb ntawm 1-4 K / W), vim tias muaj cov txheej txheem passivation cais cov neeg sib cais los ntawm lub hauv paus, tag nrho cov tsis kam tiv thaiv Rjb (hlws ris-board) yuav yog qhov tawm ntawm lub rooj tsavxwm tsis kam thiab LED, i.e. kwv yees li qhov sib npaug ntawm lub thermal thev naus laus zis ntawm LED (zoo tshaj 7K / W, hauv kev siv raug zoo> 40K / W).
Hauv COB module, cov nti tau cog ncaj qha rau ntawm lub hauv paus hlau, uas tso cai rau Rjb (kev sib tshuam-board)
Ua ntej, tag nrho cov npe ntawm cov khoom luam tawm ntawm Habré:
Thib obNtxiv rau HabraHabr blog, kab lus thiab yeeb yaj kiab tuaj yeem nyeem thiab saib ntawm Nanometer.ru, YouTube, thiab Qias neeg.
Thib peb, yog tias koj, Nyob zoo nyeem ntawv, nyiam cov ntawv xov xwm lossis koj xav txhawb kev sau ntawv ntawm cov tshiab, tom qab ntawd mus raws li cov ntsiab lus hauv qab no: "Them dab tsi koj xav tau"
Pov tseg
Tsis yog qhov muag tsis dhau lub teeb los yog LED qij tsis tas yuav tsum muaj kev ntsuas tshwj xeeb. Tsis zoo li luminescent. Phosphor ntawm txawm tias lub teeb roj fluorescent niaj hnub suav nrog mercury: muaj tshuaj lom, tsis yooj yim rau kev rov ua dua tshiab tshuaj. Tsis tas li ntawd, nws muaj qhov tsis zoo tshaj qhov tsis txaus ntseeg: nws tsis yog tawm ntawm lub cev, tsub ntxiv hauv nws, thiab dhau sijhawm nws cov kev ua kom tsis zoo nce ntxiv, nce mus rau ntau hom kev lom.
Tsis xav tsis thoob lub tebchaws feem ntau tau dhau txoj cai lij choj xav tau kev ntsuas tshwj xeeb rau kev pov tseg cov teeb txawb hluav taws xob.
Kev Tsim Khoom.
Yog li, nws yog cov khoom siv LED uas yog cov khoom siv hluav taws xob zoo tshaj plaws ib puag ncig. Tab sis muaj yoov nyob hauv cov tshuaj pleev. Lub LED nws tus kheej muaj qhov ua tau zoo tshaj plaws hauv kev hloov hluav taws xob ua kom muaj zog. Tab sis koj tsis tuaj yeem txuas ncaj qha rau AC network, koj xav tau tus hloov tshwj xeeb. Tab sis nws cov khoom siv twb tso tawm ntau cov cua sov thiab xav tau lub tshuab hluav taws xob loj loj uas ci ntsa iab. Kev tsim cov txhuas yog siv hluav taws xob ntau (hluav taws xob) thiab nrog kev tso tawm ntawm ntau qhov teeb meem xws li sulfuric acid thiab carbon monoxide.
Qhov xaus ntawm cov kws tshawb fawb yog qhov yooj yim heev, yog tias tsis muaj qhov tsis zoo: hauv tsib xyoos tom ntej no lawv kwv yees cov tsos ntawm ntau dua thiab, raws li, cov phooj ywg ntau hauv ib puag ncig radiators.
Rau kuv ib feem, Kuv xav kom nco ntsoov tias qhov nce ntawm kev ua tau zoo ntawm cov khoom siv ntawm cov roj teeb ntawm LED yuav tsis tsuas yog txo qhov loj ntawm lub kaw lus txias, tab sis kuj nce qhov kev ua haujlwm ntawm tag nrho cov kab ke ua ke.