I. Kev soj ntsuam pom ntawm LED teeb
Cov kev xav tau tshwm sim: Los ntawm kev kuaj pom ntawm lub plhaub thiab npog li 0.5m deb ntawm lub teeb, tsis muaj deformation, khawb, abrasion, xim tshem tawm thiab av;tus pins tsis deformed;fluorescent raj tsis xoob thiab tsis muaj suab txawv txav.
Dimensional yuav tsum tau: Daim ntawv qhov ntev yuav tsum tau raws li qhov yuav tsum tau ntawm kev kos duab.
Material yuav tsum tau: Cov ntaub ntawv thiab cov qauv ntawm lub teeb yuav tsum tau raws li qhov yuav tsum tau ntawm kev kos duab.
Cov kev xav tau los ua ke: Tightening screws rau ntawm lub teeb yuav tsum nruj yam tsis muaj kev cuam tshuam;tsis muaj burr lossis ntse ntug;tag nrho cov kev sib txuas yuav tsum ruaj thiab tsis xoob.
II.Cov kev xav tau ntawm kev ua haujlwm ntawm LED Teeb
LED teeb xav tau kev ua kom txias zoo.Txhawm rau lav kev ua haujlwm ib txwm ntawm LED teeb, qhov kub ntawm aluminium-raws li lub rooj tsavxwm yuav tsum tsis txhob siab tshaj 65 ℃.
LED teeb yuav tsum muajmuaj nuj nqintawm kev tiv thaiv kub dhau.
LED teeb tswj qhov txawv txav thiab yuav tsum muaj cov cuab yeej fusing nrog 3C, UL lossis VDE daim ntawv pov thawj rau kev tiv thaiv overcurrent thaum muaj qhov txawv txav.
LED teeb yuav tsum muaj peev xwm tiv taus qhov txawv txav.Hauv lwm lo lus, txhua LED series yog tsav los ntawm kev ywj pheej tam sim no lub zog hluav taws xob.Nyob rau hauv cov ntaub ntawv ntawm luv luv Circuit Court tshwm sim los ntawm LED tawg, qhov tam sim no lub hwj chim mov yuav tsum tau lav kev ruaj ntseg ua hauj lwm ntawm lub Circuit Court nrog ruaj khov tam sim no.
LED teeb yuav tsum tsis txhob ntub dej thiab muaj peev xwm tshem tawm dampness thiab ua pa.Sab hauv Circuit Court board ntawm LED teeb yuav tsum tsis txhob ntub dej thiab ua pa nrog cov cuab yeej ua pa.Yog tias cov teeb ci LED raug cuam tshuam nrog damp, lawv yuav tsum tseem ua haujlwm ruaj khov thiab tshem tawm dampness nyob ntawm qhov kub uas lawv tsim thaum ua haujlwm.
Qhov sib piv ntawm tag nrho downward flux thiab lub zog noj ntawm LED teebis ≥56 LM/W.
III.Site Test ntawm LED Teeb
1. Hloov lub neej xeem
Ntawm qhov ntsuas hluav taws xob thiab ntsuas zaus, LED teeb ua haujlwm rau 60 vib nas this thiab tom qab ntawd nres ua haujlwm rau 60 vib nas this, uas ncig rau 5000 zaug, fluorescent teebua tautseem ua haujlwm li qub.
2. Durability xeem
Nyob rau hauv ib puag ncig yam tsis muaj cua convection ntawm qhov kub ntawm 60 ℃ ± 3 ℃ thiab qhov siab tshaj ntawm cov av noo 60%, LED teeb ua haujlwm rau 360 teev tsis tu ncua ntawm qhov ntsuas hluav taws xob thiab ntsuas zaus.Lawv cov luminous flux yuav tsum tsis pub tsawg tshaj 85% thawj luminous flux tom qab ntawd.
3. Kev tiv thaiv overvoltage
Hauv kev tiv thaiv overvoltage ntawm cov tswv yim kawg, yog tias qhov hluav taws xob input yog 1.2 tus nqi ntsuas, cov cuab yeej tiv thaiv overvoltage yuav tsum tau qhib;Tom qab qhov hluav taws xob rov zoo li qub, LED teeb yuav tsum rov qab los.
4. High kub thiab ntsuas kub tsawg
Kev ntsuas kub yog -25 ℃ thiab + 40 ℃.Lub sijhawm kuaj yog 96 ± 2 teev.
-High kub test
Unpacked kuaj cov qauv them nrog hluav taws xob ntawm chav tsev kub yog muab tso rau hauv chav kuaj.Kho qhov kub ntawm lub chamber kom yog (40 ± 3) ℃.Cov qauv ntsuas ntawm qhov ntsuas hluav taws xob thiab ntsuas zaus ua haujlwm rau 96 teev tsis tu ncua ntawm qhov kub thiab txias (lub sijhawm yuav tsum pib txij lub sijhawm ntsuas kub tau ruaj khov).Tom qab ntawd txiav tawm lub hwj chim ntawm lub chamber, tshem tawm cov qauv thiab khaws cia rau hauv chav sov li 2 teev.
-Kev ntsuas kub tsawg
Unpacked kuaj cov qauv them nrog hluav taws xob ntawm chav tsev kub yog muab tso rau hauv chav kuaj.Kho qhov kub ntawm lub chamber kom yog (-25 ± 3) ℃.Cov qauv ntsuas ntawm qhov ntsuas hluav taws xob thiab ntsuas zaus ua haujlwm rau 96 teev tsis tu ncua ntawm qhov kub thiab txias (lub sijhawm yuav tsum pib txij lub sijhawm ntsuas kub tau ruaj khov).Tom qab ntawd txiav tawm lub hwj chim ntawm lub chamber, tshem tawm cov qauv thiab khaws cia rau hauv chav sov li 2 teev.
Tyog qhov kev txiav txim
Qhov tshwm sim thiab cov qauv ntawm LED teeb yuav tsum tsis muaj kev hloov pauv hauv kev tshuaj xyuas qhov muag.Qhov nruab nrab illumination nyob rau hauv lub xeem xeem yuav tsum tsis txhob qis dua 95% nruab nrab illumination nyob rau hauv thawj qhov kev xeem;qhov sib txawv ntawm thaj tsam ntawm lub teeb pom kev zoo tom qab kuaj thiab qhov chaw pib ntawm lub teeb duab plaub yuav tsum tsis txhob loj dua 10%;qhov sib txawv ntawm qhov ntev lossis qhov dav ntawm daim duab plaub yuav tsum tsis txhob loj dua 5%;Qhov sib txawv ntawm lub kaum sab xis ntawm qhov ntev thiab qhov dav ntawm lub duab plaub yuav tsum tsis txhob loj dua 5 °.
5. Free poob test
Uncharged kuaj cov qauv nrog ua tiav pob ntawm qhov siab 2m poob dawb rau 8 zaug.Lawv poob rau 2 zaug hauv 4 txoj kev sib txawv.
Cov qauv tom qab kuaj yuav tsum tsis txhob raug puas tsuaj thiab fasteners yuav tsum tsis txhob xoob los yog poob;Tsis tas li ntawd, kev ua haujlwm ntawm cov qauv yuav tsum yog qhov qub.
6. Integrating sphere test
Luminous fluxhais txoglub zog ntawm hluav taws xob tib neeg lub qhov muag tuaj yeem hnov.Nws sib npaugto cov khoom ntawm hluav taws xob hluav taws xob ntawm lub yoj band nyob rau hauv chav tsev lub sij hawm thiab txheeb ze visibility ntawm yoj band.Lub cim Φ (los yog Φr) txhais tau hais tias luminous flux;unit ntawm luminous flux yog lm (lumen).
a. Luminous flux yog luminous siv uas ncav cuag, tawm los yog dhau qhov nkhaus ntawm ib lub sijhawm.
b. Luminous flux yog qhov piv ntawm lub teeb tawm ntawm lub teeb.
- Xim rendering Performance index (Ra)
ra yog xim rendering index.Rau kev ntsuam xyuas ntau ntawm cov xim rendering ntawm lub teeb, lub tswv yim ntawm cov xim rendering Performance index yog qhia.Txhais cov xim rendering Performance index ntawm cov qauv teeb pom kev zoo yog 100;xim rendering Performance index ntawm lwm lub teeb qhov chaw yog qis dua 100. Cov khoom qhia lawv cov xim tiag tiag nyob rau hauv tshav ntuj thiab incandescent teeb.Nyob rau hauv gaseous paug teeb nrog discontinuous spectrum, xim yuav distort nyob rau hauv txawv degrees.Lub degree ntawm kev nthuav qhia xim tiag tiag ntawm lub teeb yog hu ua xim rendering ntawm lub teeb ci.Qhov nruab nrab xim rendering Performance index ntawm 15 hom xim yog kos npe los ntawm Re.
-Color kub: ib chav ntsuas uas muaj xim nyob rau hauv lub teeb ntawm lub teeb.Nyob rau hauv txoj kev xav, qhov kub ntawm lub cev dub txhais tau tias cov xim ntawm lub cev dub kiag li nthuav tawm los ntawm qhov xoom xoom (-273 ℃) kom kub siab dua tom qab nws rhuab.Tom qab lub cev dub yog rhuab, nws cov xim hloov ntawm dub mus rau liab, daj,cesdawb thiabthaum kawgxiav.Tom qab lub cev dub yog rhuab mus rau ntawm qhov kub thiab txias, lub spectral tivthaiv muaj nyob rau hauv lub teeb emitted los ntawm lub cev dub yog hu ua xim kub ntawm qhov kub thiab txias.Qhov ntsuas ntsuas yog "K" (Kelvin).
Yog hais tias lub spectral tivthaiv muaj nyob rau hauv lub teeb emitted los ntawm ib lub teeb qhov chaw yog tib yam li lub teeb emissions los ntawm ib tug dub lub cev ntawm tej yam kub thiab txias, nws yog hu ua * K xim kub.Piv txwv li, cov xim ntawm lub teeb ntawm 100W teeb yog tib yam li lub cev dub ntawm qhov kub ntawm 2527 ℃.Xim kub ntawm lub teeb tawm los ntawm lub teeb yuav yog:(2527+273 ib)K = 2800 K.
IV.LED Lub Teeb Ntim Kev Xeem
1.Cov ntaub ntawv ntim khoom siv yuav tsum raug.Lub pob siv yuav tsum xeem dhau lub caij nplooj zeeg dawb.
2.Cov ntawv luam tawm ntawm lub pob yuav tsum yog qhov tseeb, suav nrog lub ntsej muag lub ntsiab, sab cim, tus lej xaj, qhov hnyav, qhov hnyav tag nrho, tus qauv naj npawb, cov khoom siv, lub thawv naj npawb, qauv kos duab, qhov chaw ntawm lub hauv paus, lub tuam txhab npe, chaw nyob, cim frangibility, UP cim, cim tiv thaiv noo noo thiab lwm yam. Cov ntawv luam tawm thiab xim yuav tsum raug;cov cim thiab cov duab yuav tsum meej yam tsis muaj duab dab.Xim ntawm tag nrho cov batch yuav tsum phim xim palette;pom tseeb chromatic aberration nyob rau hauv tag nrho batch yuav tsum zam.
3.Txhua qhov ntev yuav tsum yog:yuam kev ± 1/4 nti;kab xovxwm yuav tsum raug thiab kaw tag nrho.Muab cov ntaub ntawv raug.
4.Bar code yuav tsum meej thiab ua tau raws li qhov yuav tsum tau ua rau kev luam theej duab.
Post lub sij hawm: Dec-13-2021