Nrog rau phasing-tawm ntawm incandescent teeb nyob rau hauv ntau lub teb chaws, cov kev taw qhia ntawm tshiab LED raws li lub teeb qhov chaw thiab luminaires tej zaum yuav tsa cov lus nug los ntawm cov pej xeem ntawm LED teeb pom kev zoo.Cov FAQ no teb cov lus nug uas feem ntau nug txog LED teeb pom kev zoo, cov lus nug ntawm lub teeb xiav teeb pom kev zoo, cov lus nug txog lwm yam teeb meem kev noj qab haus huv thiab cov lus nug ntawm LED txoj kev teeb pom kev zoo.

Ntu 1: Cov Lus Nug Dhau Los

1. LED teeb pom kev zoo yog dab tsi?

LED teeb pom kev zoo yog lub teeb pom kev siv thev naus laus zis raws li lub teeb emitting diodes.Lwm yam kev siv teeb pom kev zoo yog: teeb pom kev zoo, teeb pom kev zoo halogen, teeb pom kev zoo fluorescent thiab siab siv hluav taws xob tawm teeb pom kev zoo.LED teeb pom kev zoo muaj ntau yam zoo dua li cov teeb pom kev zoo: LED teeb pom kev zoo yog lub zog txuag, dimmable, tswj tau thiab tunable.

2. Qhov sib txheeb xim kub CCT yog dab tsi?

Correlated Color Temperature (CCT) yog kev suav lej muab los ntawm Spectral Power Distribution (SPD) ntawm lub teeb ci.Teeb pom kev zoo nyob rau hauv dav dav thiab LED teeb pom kev tshwj xeeb yog muaj nyob rau hauv ntau yam xim kub.Cov xim kub yog txhais nyob rau hauv degrees Kelvin, lub teeb sov (daj) yog nyob ib ncig ntawm 2700K, txav mus rau nruab nrab dawb ntawm ib ncig ntawm 4000K, thiab kom txias (xiav) dawb nyob ib ncig ntawm 6500K lossis ntau dua.

3. CCT twg zoo dua?

Tsis muaj qhov zoo dua lossis phem dua hauv CCT, tsuas yog txawv.Cov xwm txheej sib txawv xav tau kev daws teeb meem kom haum rau ib puag ncig.Cov neeg thoob plaws ntiaj teb muaj kev nyiam ntawm tus kheej thiab kev coj noj coj ua.

4. CCT dab tsi yog ntuj?

Hnub ci yog nyob ib ncig ntawm 6500K thiab lub hli yog nyob ib ncig ntawm 4000K.Ob leeg yog cov xim ntuj heev, txhua tus ntawm lawv tus kheej lub sijhawm ntawm nruab hnub lossis hmo ntuj.

5. Puas muaj qhov sib txawv ntawm kev siv hluav taws xob rau qhov sib txawv CCT?

Lub zog efficiency sib txawv ntawm qhov txias thiab sov xim kub yog qhov me me, tshwj xeeb tshaj yog piv rau cov txiaj ntsig tseem ceeb tau txais los ntawm kev hloov ntawm cov teeb pom kev zoo rau LED teeb.

6. Puas yog LED teeb pom kev zoo ua rau pom kev tsis xis nyob?

Lub teeb ci me me tuaj yeem pom glarier dua li qhov pom kev loj.LED luminaires nrog optics tsim nyog tsim rau daim ntawv thov tsis ua rau glare ntau dua li lwm yam luminaires.

Ntu 2: Cov Lus Nug Ntawm Lub Teeb Teeb Teeb Teeb

7. Qhov teeb meem xiav xiav yog dab tsi?

IEC txhais cov teeb meem xiav-lub teeb raws li 'lub peev xwm rau photochemical-induced retinal raug mob los ntawm electromagnetic hluav taws xob raug ntawm wavelengths feem ntau ntawm 400 thiab 500 nm.'Nws yog qhov paub zoo tias lub teeb, txawm tias nws yog ntuj lossis dag, tuaj yeem cuam tshuam rau lub qhov muag.Thaum peb ob lub qhov muag raug rau lub teeb pom kev zoo rau lub sijhawm ntev, lub teeb xiav ntawm lub spectrum tuaj yeem ua rau ib feem ntawm retina.Saib ntawm hnub ci dab noj hnub ntev ntev yam tsis muaj qhov muag tiv thaiv yog qhov pom zoo.Qhov no tshwm sim tsis tshua muaj, raws li tib neeg muaj lub ntuj reflex mechanism los saib deb ntawm lub teeb ci thiab yuav instinctively avert lawv ob lub qhov muag.Qhov kev txiav txim siab rau tus nqi ntawm photochemical kev puas tsuaj ntawm lub retina yog nyob ntawm qhov luminance ntawm lub teeb qhov chaw, nws cov spectral tis thiab lub sij hawm ntev ntawm qhov raug tshwm sim.

8. Puas yog LED teeb pom kev zoo tsim lub teeb xiav dua li lwm yam teeb pom kev zoo?

LED teeb tsis tsim lub teeb xiav ntau dua li lwm hom teeb ntawm tib xim kub.Lub tswv yim hais tias LED teeb emissions txaus ntshai theem ntawm lub teeb xiav, yog ib qho kev to taub yuam kev.Thaum lawv tau pib ua ntej, cov khoom siv LED feem ntau nyiam muaj xim txias dua.Qee tus tau yuam kev xaus lus tias qhov no yog qhov ua tau zoo ntawm LED.Niaj hnub no, LED teeb muaj nyob rau hauv tag nrho cov xim kub, los ntawm sov dawb mus rau txias, thiab muaj kev nyab xeeb siv rau lub hom phiaj uas lawv tau tsim.Cov khoom tsim los ntawm Teeb pom kev zoo Europe cov tswv cuab ua raws li European cov qauv kev nyab xeeb.

9. Cov qauv kev nyab xeeb twg siv rau hluav taws xob los ntawm cov teeb pom kev hauv EU?

General Product Safety Directive 2001/95/EC thiab Low Voltage Directive 2014/35/EU xav tau raws li cov hauv paus ntsiab lus kev nyab xeeb uas nrog lub teeb ci thiab luminaires tsis muaj kev phom sij los ntawm hluav taws xob tuaj yeem tshwm sim.Hauv Tebchaws Europe, EN 62471 yog cov khoom lag luam kev nyab xeeb rau lub teeb thiab lub teeb thiab ua kom sib haum xeeb raws li European kev nyab xeeb cov lus qhia EN 62471, uas yog raws li thoob ntiaj teb tus qauv IEC 62471, faib cov teeb pom kev zoo rau pawg Risk 0, 1, 2 thiab 3 ( los ntawm 0 = tsis muaj kev pheej hmoo mus txog 3 = kev pheej hmoo siab) thiab muab kev ceeb toom thiab ceeb toom rau cov neeg siv khoom yog tias xav tau.Cov neeg siv khoom zoo ib yam yog nyob rau hauv cov kev pheej hmoo qis tshaj plaws thiab muaj kev nyab xeeb rau kev siv.

10.Yuav ua li cas thiaj li yuav tsum tau txiav txim siab txog qhov kev pheej hmoo ntawm pab pawg rau Blue Light Hazard?

Cov ntaub ntawv IEC TR 62778 muab cov lus qhia txog yuav ua li cas los txiav txim qhov kev pheej hmoo ntawm kev faib cov khoom lag luam teeb pom kev zoo.Nws kuj tseem muab cov lus qhia txog yuav ua li cas los txiav txim qhov kev pheej hmoo ntawm pab pawg rau cov khoom siv teeb pom kev zoo, xws li LEDs thiab LED modules thiab yuav ua li cas qhov kev faib pab pawg muaj kev pheej hmoo tuaj yeem hloov mus rau qhov khoom kawg.Ua kom nws tuaj yeem ntsuas qhov khoom kawg raws li kev ntsuas ntawm nws cov khoom yam tsis tas yuav tsum tau ntsuas ntxiv.

11.Puas LED teeb pom kev puas tsuaj rau lub neej vim kev laus ntawm phosphor?

Cov qauv kev nyab xeeb nyob sab Europe cais cov khoom lag luam rau hauv pawg pheej hmoo.Cov neeg siv khoom zoo ib yam yog nyob rau hauv qeb kev pheej hmoo tsawg tshaj plaws.Kev faib tawm rau hauv pawg pheej hmoo tsis hloov pauv ntawm LIGHTINGEUROPE PAGE 3 OF 5 lub neej ntawm cov khoom.Tsis tas li ntawd, txawm hais tias daj phosphor degrades, tus nqi ntawm lub teeb xiav los ntawm LED khoom yuav tsis hloov.Nws tsis tau xav tias qhov tseeb ntawm lub teeb xiav hluav taws xob los ntawm LED yuav nce vim qhov degradation dhau lub neej ntawm daj phosphor.Cov kev pheej hmoo ntawm kev yees duab yuav tsis nce siab tshaj qhov kev pheej hmoo tsim los thaum pib ntawm cov khoom lag luam lifecycle.

12.Yuav ua li cas cov neeg no rhiab heev rau lub teeb xiav?

Tus me nyuam lub qhov muag yog rhiab tshaj li tus neeg laus lub qhov muag.Txawm li cas los xij, cov khoom siv teeb pom kev zoo siv hauv tsev, chaw ua haujlwm, khw muag khoom thiab tsev kawm ntawv tsis tsim cov teeb pom kev zoo thiab teeb meem ntawm xiav xiav.Qhov no tuaj yeem hais rau ntau yam khoom siv thev naus laus zis, xws li LED-, compact lossis linear fluorescent- lossis halogen teeb lossis luminaires.LED teeb tsis tsim lub teeb xiav ntau dua li lwm hom teeb ntawm tib xim kub.Cov neeg uas muaj lub teeb xiav rhiab heev (xws li lupus) yuav tsum sab laj nrog lawv tus kws kho mob kom muaj kev taw qhia tshwj xeeb ntawm teeb pom kev zoo.

13.Puas yog tag nrho lub teeb xiav phem rau koj?

Lub teeb xiav yog qhov tseem ceeb rau peb kev noj qab haus huv thiab kev noj qab haus huv, tshwj xeeb tshaj yog thaum nruab hnub.Txawm li cas los xij, xiav ntau dhau ua ntej koj mus pw yuav ua rau koj tsaug zog.Yog li ntawd, nws yog txhua yam teeb meem ntawm kev muaj lub teeb pom kev zoo, ntawm qhov chaw thiab lub sijhawm.

Ntu 3: Cov lus nug txog lwm yam teeb meem kev noj qab haus huv

14.Puas LED teeb pom kev cuam tshuam lub circadian atherosclerosis ntawm tib neeg?

Tag nrho cov teeb pom kev zoo tuaj yeem txhawb lossis cuam tshuam lub circadian atherosclerosis ntawm tib neeg, thaum siv txoj cai lossis tsis ncaj ncees raws li.Nws yog ib qho teeb meem ntawm kev muaj lub teeb pom kev zoo, ntawm qhov chaw thiab lub sijhawm.

15.Puas LED teeb ua rau muaj teeb meem pw tsaug zog?

Tag nrho cov teeb pom kev zoo tuaj yeem txhawb lossis cuam tshuam lub circadian atherosclerosis ntawm tib neeg, thaum siv txoj cai lossis tsis ncaj ncees raws li.Hauv qhov no, muaj xiav ntau dhau ua ntej koj mus pw, yuav ua rau koj tsaug zog.Yog li ntawd, nws yog ib qho teeb meem ntawm kev tawm tsam qhov sib npaug ntawm lub teeb raug, ntawm qhov chaw thiab lub sijhawm.

16.Puas LED teeb ua rau qaug zog lossis mob taub hau?

LED teeb pom kev tam sim ntawd cuam tshuam rau kev hloov pauv hauv cov khoom siv hluav taws xob.Cov kev hloov pauv no tuaj yeem muaj ntau yam hauv paus, xws li lub teeb ci, tus tsav tsheb, lub dimmer, lub zog hluav taws xob hloov pauv.Qhov tsis xav tau lub teeb tso zis hloov pauv yog hu ua lub teeb pom kev ntawm lub cev: flicker thiab stroboscopic effect.Lub teeb pom kev zoo LED tsis zoo yuav ua rau qhov tsis txaus ntseeg ntawm flicker thiab stroboscopic nyhuv uas yuav ua rau qaug zog thiab mob taub hau thiab lwm yam teeb meem kev noj qab haus huv.Qhov zoo ntawm LED teeb pom kev zoo tsis muaj qhov teeb meem no.

17.Puas LED teeb ua rau mob qog noj ntshav?

Hnub ci muaj UV-A thiab UV-B hluav taws xob thiab nws tau lees paub tias UV teeb pom kev zoo tuaj yeem ua rau tshav ntuj kub thiab txawm tias mob qog noj ntshav thaum tau txais hluav taws xob ntau dhau lawm.Tib neeg tiv thaiv lawv tus kheej los ntawm kev hnav khaub ncaws, siv tshuaj pleev thaiv hnub lossis nyob hauv qhov ntxoov ntxoo.LIGHTINGEUROPE PAGE 4 OF 5 Cov qauv kev nyab xeeb raws li tau hais los saum toj no kuj muaj kev txwv rau UV hluav taws xob los ntawm cov teeb pom kev zoo.Cov khoom tsim los ntawm LightingEurope cov tswv cuab ua raws li European cov qauv kev nyab xeeb.Feem ntau ntawm LED teeb pom kev zoo rau lub hom phiaj teeb pom kev zoo tsis muaj UV hluav taws xob.Muaj ob peb cov khoom lag luam LED nyob rau hauv kev ua lag luam uas tau siv UV LEDs raws li lawv lub twj tso kua mis wavelength (zoo ib yam li cov teeb fluorescent).Cov khoom no yuav tsum tau kuaj xyuas piv rau qhov pib txwv.Tsis muaj pov thawj kev tshawb fawb pom tias muaj hluav taws xob ntau dua li UV ua rau mob qog noj ntshav.Muaj cov kev tshawb fawb qhia tias cov neeg ua haujlwm hloov pauv muaj kev pheej hmoo ntau dua los tsim mob qog noj ntshav vim muaj kev cuam tshuam ntawm lawv cov circadian atherosclerosis.Lub teeb pom kev zoo siv thaum ua haujlwm hmo ntuj tsis yog qhov ua rau muaj kev pheej hmoo siab, tsuas yog kev sib raug zoo vim tib neeg tsis tuaj yeem ua lawv txoj haujlwm hauv qhov tsaus ntuj.

Ntu 4: Cov lus nug ntawm LED txoj kev teeb pom kev zoo

18.Puas LED txoj kev teeb pom kev zoo hloov cov huab cua ntawm qhov chaw teeb pom kev zoo?

LED txoj kev teeb pom kev zoo muaj nyob rau hauv tag nrho cov xim kub, los ntawm sov dawb lub teeb, mus rau nruab nrab lub teeb dawb thiab txias dawb lub teeb.Nyob ntawm qhov teeb pom kev yav dhau los (nrog cov teeb pom kev zoo) cov neeg tuaj yeem siv rau qee qhov xim kub thiab yog li pom qhov sib txawv thaum LED teeb pom kev zoo ntawm lwm qhov xim kub raug teeb tsa.Koj tuaj yeem khaws cov huab cua uas twb muaj lawm los ntawm kev xaiv CCT zoo sib xws.Cov huab cua tuaj yeem txhim kho ntxiv los ntawm kev tsim teeb pom kev zoo.

19.Lub teeb muaj kuab paug yog dab tsi?

Lub teeb muaj kuab paug yog ib lo lus dav uas hais txog ntau yam teeb meem, txhua yam yog tshwm sim los ntawm kev siv tsis tau, tsis zoo, lossis (arguably) tsis tsim nyog siv lub teeb ci.Tej yam tshwj xeeb ntawm lub teeb muaj kuab paug muaj xws li lub teeb trespass, tshaj-illumination, glare, lub teeb clutter, thiab lub ntuj glow.Lub teeb muaj kuab paug yog qhov cuam tshuam loj ntawm kev loj hlob hauv nroog.

20.Puas LED teeb pom kev zoo ua rau lub teeb muaj kuab paug ntau dua li lwm yam teeb pom kev zoo?

Kev siv cov teeb pom kev zoo ntawm LED tsis ua rau lub teeb muaj kuab paug ntau dua, tsis yog thaum daim ntawv thov teeb pom kev zoo tsim tau zoo.Ntawm qhov tsis sib xws, thaum siv cov teeb pom kev zoo ntawm LED txoj kev teeb pom kev zoo koj tuaj yeem paub tseeb tias yuav tswj tau tawg thiab ci ntsa iab thaum muaj kev cuam tshuam ntau dua rau kev txo lub kaum sab xis siab thiab lub teeb muaj kuab paug.Kev tsim kho qhov muag rau LED txoj kev teeb pom kev zoo yuav coj lub teeb tsuas yog mus rau qhov chaw uas nws xav tau thiab tsis nyob rau lwm cov lus qhia.Dimming ntawm LED txoj kev teeb pom kev zoo thaum tsheb khiav qis (thaum nruab nrab ntawm hmo ntuj) ntxiv txo cov teeb pom kev zoo.Yog li ntawd, tsim kom zoo LED txoj kev teeb pom kev zoo ua rau lub teeb muaj kuab paug tsawg.

21.Puas LED txoj kev teeb pom kev zoo ua rau muaj teeb meem pw tsaug zog?

Qhov cuam tshuam ntawm lub teeb ntawm kev pw tsaug zog yog hnyav heev ntawm lub teeb, lub sijhawm, thiab lub sijhawm ntawm lub teeb raug.Txoj kev teeb pom kev zoo ib yam yog nyob ib ncig ntawm 40 lux ntawm txoj kev.Kev tshawb fawb qhia tau hais tias tib neeg lub teeb raug tsim los ntawm LED txoj kev teeb pom kev zoo yog tsawg dhau los cuam tshuam rau cov tshuaj hormones tswj peb tus cwj pwm pw tsaug zog.

22.Puas LED txoj kev teeb pom kev zoo ua rau muaj teeb meem pw tsaug zog thaum koj pw hauv koj chav pw?

Txoj kev teeb pom kev zoo ib yam yog nyob ib ncig ntawm 40 lux ntawm txoj kev.Lub teeb theem ntawm txoj kev teeb pom kev zoo nkag mus rau hauv koj chav pw tsawg dua thaum koj kaw koj daim ntaub.Kev tshawb fawb tau pom tias kaw LIGHTINGEUROPE PAGE 5 NTAWM 5 daim tawv muag yuav ua rau kom lub teeb mus txog qhov muag tsawg kawg yog 98%.Yog li, thaum pw tsaug zog nrog peb cov ntaub thaiv npog thiab qhov muag kaw, lub teeb raug tsim los ntawm LED txoj kev teeb pom kev zoo yog qhov tsawg dhau los cuam tshuam rau cov tshuaj hormones tswj peb tus cwj pwm pw tsaug zog.

23.Puas LED txoj kev teeb pom kev zoo ua rau circadian cuam tshuam?

Tsis yog. Yog tias tsim thiab siv tau zoo, LED teeb pom kev zoo yuav muab nws qhov zoo thiab koj tuaj yeem zam qhov tsis xav tau kev mob tshwm sim.

24.Puas LED txoj kev teeb pom kev zoo ua rau muaj kev pheej hmoo mob ntxiv rau cov neeg taug kev?

LED txoj kev teeb pom kev zoo ua rau tsis muaj teeb meem kev noj qab haus huv ntxiv rau cov neeg taug kev piv rau lwm qhov chaw teeb pom kev zoo.LED thiab lwm hom teeb pom kev zoo tsim kev nyab xeeb rau cov neeg taug kev ntau dua li cov neeg tsav tsheb yuav pom cov neeg taug kev hauv lub sijhawm uas ua rau lawv tsis txhob muaj xwm txheej.

25.Puas LED txoj kev teeb pom kev zoo ua rau muaj kev pheej hmoo mob qog noj ntshav rau cov neeg taug kev?

Tsis muaj qhov qhia tau tias LED lossis lwm yam teeb pom kev hauv txoj kev tuaj yeem ua rau muaj kev pheej hmoo mob qog noj ntshav rau cov neeg taug kev.Lub teeb siv zog uas cov neeg taug kev tau txais los ntawm txoj kev teeb pom kev zoo yog qhov tsawg thiab lub sijhawm raug raug luv kuj tseem luv.